combination bit and mud socket
combination bit and mud socket
[新英汉石油技术词典]
combination bit and mud socket钻掏泥砂泵
是什么意思,combination bit and mud socket的解释,combination bit and mud socket的翻译
[石油英汉词典] combination bit and mud socket
combination bit and mud socket
[新英汉石油技术词典]
combination bit and mud socket是什么意思,combination bit and mud socket的解释,combination bit and mud socket的翻译
[石油英汉词典] combination bit and mud socket