Employers are seeking further clarification of the proposals.
雇主们正在寻求进一步澄这些提案。
Employers are seeking further clarification of the proposals.
雇主们正在寻求进一步澄这些提案。
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.
对胺磷矿的组成和性质,胺磷矿的反应活性、发泡及消泡性能,湿法磷酸制备及磷酸的浓缩和澄进行了试验研究。
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