The grindability test has a moderate range of degree of fineness and departure from the range would result in excessive consumption of grinding work.
易磨性试验存在一个适宜的细度范围，偏离这一范围就有可能导致粉磨功的大量消耗。
The properties of the composite cement were studied by orthogonal test, which was prepared by the clinker, slag and fly ash with different fineness and mixed after separately grinding.
采用分别粉磨再混合的方式，利用正交试验方法，研究了熟料、矿渣及粉煤灰的不同细度组合对复合硅酸盐水泥物理性能的影响。
In flotation test and production it is often the case that, the fineness of milling material is overstressed while the effect of its particle size composition on the flotation neglected.
浮选试验及生产过程中，人们往往过多强调入选物料的细度，而忽视了入选物料的粒度组成对浮选过程的影响。
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