size grading meaning in Chinese
按大小分级
大小分级；粒度分级
粒径分级
粒径级配
Examples
- Grain size grade
粒度等级 - Effect of coal size and different size grade coal petrographtic feature on coking coal property
煤的粒度特征及不同粒级煤的煤岩特征对炼焦煤性质的影响 - It is known these 8 sample buses include 6 - 12 meters ones , 15 - 55 seats ones , from minitype grade one to large - sized grade tow . they basically stand the series of production of hefei xiandai bus
广州市环保局表示，今后将抓好65家重点企业大气污染的治理，重点解决二氧化硫和酸雨污染问题，确保2004年空气质量中的二氧化硫浓度优于国家二级标准。 - Use : purpose : hierachial machine extensively suitable for metal ore dressing procedure go on grain size grade to ore pulp , take off the mud , dephydrates , often makes up the closed procedue with the ball mill when can be used for wshing the homenork
用途：螺旋分级机广泛适用于金属选矿流程中对矿浆进行粒度分级，也可用于锡矿作业中脱泥、脱水，常于球磨机组成闭路流程。