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

海绿、盐骨骸碎屑、海相化和胶矿普遍出现。

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

矿在一个预混合槽中与硫以及循环回的第一洗进行混合。

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构造-浆带中,有两个巨大的超基性-碱性-杂矿成矿带。

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.

对胺矿的组成和性质，胺矿的反应活性、发泡及消泡性能，湿法制备及的浓缩和澄清进行了试验研究。