本文介绍了地下输油管线检漏的方法，并对选取方案进行了探讨。

The ways to detect the leaks on buried oil pipe lines is dealt, together with how to choose a better one.

youdao

本文介绍了地下输油管线检漏的方法，并对选取方案进行了探讨。

The ways to detect the leaks on buried oil pipe lines is dealt, together with how to choose a better one.

youdao