短語詞組短語diamond core drilling 金剛石取心鉆井Diamond Offshore Drilling Inc 戴蒙德海底鉆探公司diamond d drilling machine 金剛石鉆機diamond bit drilling 金剛石鉆頭Diamond Offshore Drilling 鉆石海上鉆探公司diamond for drilling 鉆探用金剛石Wireline diamond core drilling equipment 導線鉆石取芯鉆進設備thin wall diamond engineering drilling 金剛石薄壁工程鉆thin wall diamond bit drilling 薄壁金剛石鉆進 返回 diamond drilling