短語(yǔ)詞組短語(yǔ)rigid packed hole assembly 剛性滿眼鉆具組合packed hole assembly 滿眼鉆具組合;[油氣]滿眼鉆具packed bottom -hole assembly 滿眼底部鉆具組合full -packed bottom-hole assembly 滿眼底部鉆具組合 返回 pack assembly