pendulum bottomhole assembly
[新英汉石油技术词典]
pendulum bottomhole assembly钟摆井底钻具组合
是什么意思,pendulum bottomhole assembly的解释,pendulum bottomhole assembly的翻译
[石油英汉词典] pendulum bottomhole assembly
pendulum bottomhole assembly
[新英汉石油技术词典]
pendulum bottomhole assembly是什么意思,pendulum bottomhole assembly的解释,pendulum bottomhole assembly的翻译
[石油英汉词典] pendulum bottomhole assembly