短語詞組短語mineral crystal medium grain 粗礦物水晶鹽crystal l grain 晶粒crystal -grain 晶粒體austenite crystal grain size 奧氏體晶粒尺寸mixed crystal grain 混晶growth of crystal grain 晶粒生長crystal grain size control 晶粒控制cubic crystal grain 立方體顆粒 返回 crystal grain