试验性质的

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.

对胺磷矿组成性质，胺磷矿反应活性、发泡及消泡性能，湿法磷制备及磷缩澄了试验研究。