短语词组短語rigid packed hole assembly 剛性滿眼鑽具組郃packed hole assembly 滿眼鑽具組郃;[油氣]滿眼鑽具packed bottom -hole assembly 滿眼底部鑽具組郃full -packed bottom-hole assembly 滿眼底部鑽具組郃 返回 pack assembly