pressure differential stage cementing collar的意思|示意
美 / /
英 / /
压差级固井接箍
pressure differential stage cementing collar的网络常见释义
压差式分级箍 内管法注水泥浮箍 stab-in cementing float collar 压差式分级箍 pressure differential stage cementing collar 机械式分级箍 mechanical stage cementing collar ..