tubing hanger alignment slot的意思|示意
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油管悬挂器对准槽
tubing hanger alignment slot的网络常见释义
油管挂定位槽 ... lock tubing hanger 旋转锁紧油管悬挂器 tubing hanger neck seal 油管悬挂器密封圈 tubing hanger alignment slot 油管挂定位槽 ...