pack-off – phrases

Terms for subject Oil / petroleum containing pack-off | all forms | in specified order only

English	Chinese
annulus pack off	环空密封
annulus pack off	环空封隔装置
cable pack-off	电缆头密封
lead seal pack-off	铅封封隔
pack-off adapter	密封接头
pack-off bushing	密封衬套
pack-off element	封隔元件
pack-off element	封堵元件
retrievable pack-off bushing	可回收密封接箍