磷矿

Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer.

一个预混合槽中与硫以及循环回第一洗涤进行混合。

Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

海绿石、碳盐骨骸碎屑、海相化石和胶普遍出现。

A tectno-magmatic province in relationship with the Dalimu and Sino-Korean paraplatforms defines two giant hyperalkaline to alkaline to carbonate mineralization belts.

塔里木一中朝两个准地台相关造-岩浆带中,有两个巨大超基性-碱性-碳岩杂岩型成带。

The composition. properties, reaction activity, capacity of frothing and defrothing of phosphate rock and the preparation, thickening and clarification of wet phosphoric acid are stutiied.

对胺组成和性质，胺反应活性、发泡及消泡性能，湿法制备及缩和澄清进行了试验研究。