a Polaroid picture是什么意思

网络释义

用法例句

This study was carried on the primary purification of sodium chloride from flotation salt in potassium chloride production in Qinghai salt industrial company.

利用青海盐湖工业(集团)公司氯化钾生产过程产生的浮选尾盐进行氯化钠一次精制试验,在对原盐进行充分的成份分析和粒度分析的基础上,通过二段洗涤工艺过程,一次精制后氯化钠干基含量达到98%以上,氯化钾含量从原盐的3。

Analysis on the production technology of primary brine for chlor-alkali production;

氯碱一次盐水生产技术浅析

Application of pall membrane filter in primary brine of ionic membrane;

颇尔膜过滤器在离子膜一次盐水精制上的应用

Comparison on filtering technology of primary brine between HVM membrane and ceramic membrane;

凯膜与陶瓷膜一次盐水过滤技术比较