组合捕收剂是目前细粒钛铁矿浮选研究的一个重要的课题。

The research of combination collector is an important subject on the ilmenite research at present.

youdao

组合捕收剂是目前细粒钛铁矿浮选研究的一个重要的课题。

The research of combination collector is an important subject on the ilmenite research at present.

youdao