What is a relief well, how does it work, and when will it be completed?

减压井是什么？它的工作原理如何？什么时候才能完工？

youdao

Well, how does it work?

好吧，怎样做才行呢？

youdao

Well, how does it work?

好吧，怎样做才行呢？

youdao