English translation for "井下封隔器"

down-hole packer

Similar Words：

"井下发射装置" English translation, "井下防喷器" English translation, "井下废石" English translation, "井下分离器" English translation, "井下封闭阀" English translation, "井下风巷" English translation, "井下复杂情况" English translation, "井下复杂问题" English translation, "井下高程测量" English translation, "井下更换钻头式钻机" English translation