气力提升是大洋锰结核开采的主要扬矿方法之一。

Air lift is one of the most prospective lift methods in deep sea polymetallic nodule mining.

youdao

气力提升是大洋锰结核开采的主要扬矿方法之一。

Air lift is one of the most prospective lift methods in deep sea polymetallic nodule mining.

youdao