outside casing voidage
[石油英汉词典]
outside casing voidagen.套管外空隙
是什么意思,outside casing voidage的解释,outside casing voidage的翻译
[新英汉石油技术词典] outside casing voidage
outside casing voidage
[石油英汉词典]
outside casing voidage是什么意思,outside casing voidage的解释,outside casing voidage的翻译
[新英汉石油技术词典] outside casing voidage