{"id":18554,"date":"2025-03-05T11:42:55","date_gmt":"2025-03-05T08:42:55","guid":{"rendered":"https:\/\/www.metal.ntua.gr\/?p=18554"},"modified":"2025-03-05T11:42:55","modified_gmt":"2025-03-05T08:42:55","slug":"%ce%b5%ce%ba%ce%bb%ce%bf%ce%b3%ce%ae-%cf%84%ce%bf%cf%85-%ce%ba%ce%b1%ce%b8%ce%b7%ce%b3%ce%b7%cf%84%ce%ae-%ce%b3%ce%b5%cf%89%cf%81%ce%b3%ce%af%ce%bf%cf%85-%ce%b1%ce%bd%ce%b1%cf%83%cf%84%ce%b1%cf%83","status":"publish","type":"post","link":"https:\/\/www.metal.ntua.gr\/?p=18554","title":{"rendered":"\u0395\u03ba\u03bb\u03bf\u03b3\u03ae \u03c4\u03bf\u03c5 \u03ba\u03b1\u03b8\u03b7\u03b3\u03b7\u03c4\u03ae \u0393\u03b5\u03c9\u03c1\u03b3\u03af\u03bf\u03c5 \u0391\u03bd\u03b1\u03c3\u03c4\u03b1\u03c3\u03ac\u03ba\u03b7 \u03c3\u03c4\u03b7\u03bd \u0391\u03ba\u03b1\u03b4\u03b7\u03bc\u03af\u03b1 \u0395\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03ce\u03bd \u039c\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03c4\u03b7\u03c2 \u03a3\u03b5\u03c1\u03b2\u03af\u03b1\u03c2"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 10.0pt; 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