英语语法分析

Tin in the deposits occurred mainly as cassiterite.

矿床中锡以锡石为主。

In addition to cassiterite and stannite, galena also contains a high amount of tin.

除锡石和黄锡矿外，方铅矿也含有较高的锡。

This paper studies the collecting property and adsorption mechanism of salicylhydromie acid in cassiterite flotation.

本文研究了水杨氧肟酸对锡石的捕收性能及其吸附机理。