milling ore

Based on the manufacture fact,the test methods of auxiliary agents when entering plant were introduced,especially recommended the test methods of softening agent.根据生产实际,介绍了染厂染料助剂进厂检验的方法,重点介绍了柔软剂进厂检验的主要内容和方法,并对常用三种柔软剂的基本性能作了简单的对比。MSL汉语字典

The solid extractive technique (amberlite GDX-120 resin) was used to extract respectively the organics from both raw water into and finished water from the five waterworks in the seasons of spring,summer and winter,and then the mutagenic activity of the organics was determined according to Ames assay.采用固相萃取技术 (GDX -1 2 0大孔树脂 )于春、夏、冬季对以嘉陵江为水源的A厂和B厂、以长江为水源的C厂和D厂以及以两江汇水为水源的E厂提取进厂水与出厂水中的有机物 ,以Ames试验评估其致突变活性。