短語詞組短語diamond core drill bit 金剛石鉆頭sintering diamond trepanning drill 燒結(jié)金剛石套鉆diamond electroplated drill 電鍍金剛石鉆頭diamond -drill operator 金剛石鉆機(jī)操作員diamond trepanning drill 金剛石套料鉆diamond core drill 金剛石鉆巖機(jī);金剛石打孔鉆;鉆機(jī)diamond d drill bit 金剛石鉆頭Electroplated Diamond Core Drill 電鍍金剛石套料鉆Diamond core drill segment 金剛石薄壁鉆刀頭 返回 diamond drill