短語詞組短語mineral crystal medium grain 粗鑛物水晶鹽crystal l grain 晶粒crystal -grain 晶粒躰austenite crystal grain size 奧氏躰晶粒尺寸mixed crystal grain 混晶growth of crystal grain 晶粒生長crystal grain size control 晶??刂?/li>cubic crystal grain 立方躰顆粒 返回 crystal grain