{"id":7768,"date":"2018-06-04T14:01:30","date_gmt":"2018-06-04T11:01:30","guid":{"rendered":"https:\/\/www.metal.ntua.gr\/?p=7768"},"modified":"2018-06-04T14:02:25","modified_gmt":"2018-06-04T11:02:25","slug":"%ce%bc%ce%b5%cf%84%ce%b1%ce%bb%ce%bb%cf%89%cf%81%cf%8d%cf%87%ce%bf%ce%b9-%cf%84%ce%b7%cf%82-%ce%b5%ce%bb%ce%bb%ce%ac%ce%b4%ce%b1%cf%82-%ce%b9%cf%87%ce%bd%ce%b7%ce%bb%ce%b1%cf%84%cf%8e%ce%bd%cf%84","status":"publish","type":"post","link":"https:\/\/www.metal.ntua.gr\/?p=7768","title":{"rendered":"\u0394\u03b5\u03bb\u03c4\u03af\u03bf \u03a4\u03cd\u03c0\u03bf\u03c5 &#8211; \u00ab\u039c\u03b5\u03c4\u03b1\u03bb\u03bb\u03c9\u03c1\u03cd\u03c7\u03bf\u03b9 \u03c4\u03b7\u03c2 \u0395\u03bb\u03bb\u03ac\u03b4\u03b1\u03c2 &#8211; \u0399\u03c7\u03bd\u03b7\u03bb\u03b1\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c5\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd 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\u0396\u03bf\u03c1\u03bc\u03c0\u03ac\u00bb \u03c4\u03bf\u03c5 \u039d. \u039a\u03b1\u03b6\u03b1\u03bd\u03c4\u03b6\u03ac\u03ba\u03b7,\u00a0 \u00ab\u0395\u03b9\u03c2 \u0391\u03b8\u03b7\u03bd\u03b1\u03af\u03bf\u03c2 \u03a7\u03c1\u03c5\u03c3\u03bf\u03b8\u03ae\u03c1\u03b1\u03c2\u00bb \u03c4\u03bf\u03c5 \u039c. \u039c\u03b7\u03c4\u03c3\u03ac\u03ba\u03b7 \u03ba.\u03ac.<\/p>\n<p style=\"text-align: justify;\">\u0399\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c4\u03b7\u03c2 \u03b5\u03ba\u03b4\u03ae\u03bb\u03c9\u03c3\u03b7 \u03ae\u03c4\u03b1\u03bd \u03b7 \u03c0\u03b1\u03c1\u03ad\u03bc\u03b2\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u039c. \u0393\u03bb\u03ad\u03b6\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03b4\u03ae\u03bb\u03c9\u03c3\u03b5 \u03c0\u03b5\u03c1\u03ae\u03c6\u03b1\u03bd\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03cc\u03b3\u03bf\u03bd\u03bf\u03c2 \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03c9\u03c1\u03cd\u03c7\u03c9\u03bd- 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\u03ba\u03bf\u03b9\u03bd\u03ac \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03c9\u03c1\u03cd\u03c7\u03bf\u03c5\u03c2 \u03c4\u03bf\u03c5 \u03ba\u03cc\u03c3\u03bc\u03bf\u03c5, \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03c1\u03c1\u03ad\u03bf\u03c5\u03bd \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2.\u00a0 \u0391\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b4\u03b7\u03b3\u03bf\u03cd\u03bd \u03c3\u03b5 \u03c3\u03c5\u03b3\u03ba\u03c1\u03cc\u03c4\u03b7\u03c3\u03b7 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03c9\u03bd \u03bc\u03b5 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7 \u03bc\u03b9\u03b1\u03c2 \u03b2\u03b1\u03b8\u03b9\u03ac\u03c2 \u03c3\u03c5\u03bb\u03bb\u03bf\u03b3\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2, \u03c7\u03c9\u03c1\u03af\u03c2 \u00ab\u03b4\u03b9\u03ac\u03bb\u03c5\u03c3\u03b7\u00bb \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03b1\u03c5\u03c4\u03ae\u03bd \u03c4\u03b7\u03c2 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u039f\u03b9 \u03c3\u03ba\u03bb\u03b7\u03c1\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 \u03c3\u03b5 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc \u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c7\u03ae \u03c5\u03c0\u03b5\u03bd\u03b8\u03cd\u03bc\u03b9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03bd\u03b4\u03cd\u03bd\u03bf\u03c5, \u03b1\u03ba\u03cc\u03bc\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03b8\u03b1\u03bd\u03ac\u03c4\u03bf\u03c5, \u03cc\u03c7\u03b9 \u03bc\u03cc\u03bd\u03bf \u03b4\u03b5\u03bd \u03bf\u03b4\u03b7\u03b3\u03bf\u03cd\u03bd \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03bc\u03af\u03b6\u03b5\u03c1\u03b7 \u03ba\u03b1\u03b9 \u03c0\u03b1\u03b8\u03b7\u03c4\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03b9\u03bc\u03b5\u03c4\u03ce\u03c0\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b6\u03c9\u03ae\u03c2 \u03b1\u03bb\u03bb\u03ac, \u03b1\u03c0\u03b5\u03bd\u03b1\u03bd\u03c4\u03af\u03b1\u03c2, \u03b3\u03b5\u03bd\u03bf\u03cd\u03bd \u03bc\u03b9\u03b1 \u03c4\u03c1\u03bf\u03bc\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03b4\u03af\u03c8\u03b1 \u03b3\u03b9\u03b1 \u03b6\u03c9\u03ae, \u03c3\u03b5 \u03cc\u03bb\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03c4\u03b9\u03c2 \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2. \u0395\u03be\u03b1\u03b9\u03c4\u03af\u03b1\u03c2 \u03b1\u03c5\u03c4\u03bf\u03cd \u03c4\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03bf\u03cd \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03bf\u03b9 \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03c9\u03c1\u03cd\u03c7\u03bf\u03b9 \u03b1\u03c3\u03ba\u03bf\u03cd\u03bd \u03bc\u03b9\u03b1 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b7 \u03b3\u03bf\u03b7\u03c4\u03b5\u03af\u03b1 \u03c3\u03b5 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03bf \u03c4\u03bf\u03bd \u03ba\u03cc\u03c3\u03bc\u03bf\u2026\u00bb.<\/p>\n<div style=\"margin-left: 30px;\"><a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8099\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht01.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8098\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht02-272x182.jpg 272w, 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srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht04.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8095\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht05-400x267.jpg 400w, 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https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht06.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8093\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht07-1024x683.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8092\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht08-1024x683.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8091\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht09.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8090\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht10-400x267.jpg 400w, 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https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht11.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8088\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht12.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8087\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-272x182.jpg 272w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13-1024x683.jpg 1024w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht13.jpg 1417w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a> <a href=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-8086\" src=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-300x200.jpg\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-300x200.jpg 300w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-768x512.jpg 768w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-600x400.jpg 600w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-240x160.jpg 240w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-750x500.jpg 750w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-400x267.jpg 400w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-430x287.jpg 430w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-150x100.jpg 150w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-100x67.jpg 100w, https:\/\/www.metal.ntua.gr\/wp-content\/uploads\/2018\/05\/pht14-272x182.jpg 272w, 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\u03a0\u03bf\u03bb\u03b9\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03a0\u03ac\u03c1\u03ba\u03bf \u039b\u03b1\u03c5\u03c1\u03af\u03bf\u03c5, \u03b7 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