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 grindability test has a moderate range of degree of fineness and departure from the range would result in excessive consumption of grinding work.
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。
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.
本文结合黑龙江省科技厅的攻关项目，建立球磨法制备超细石英粉体的工艺参数模型并进行优化。
This article is based on the item of science and technology office of heilongjiang province, and a process parameters model is built and optimized.
研究结果表明：多元醇类助磨剂和多元醇胺类助磨剂，都能显著提高水泥粉体的细度；
The results indicate that both kinds of grinding aids increase the powder fineness and the Blain's values considerably.
通过正交试验得出了球磨参数与细粉量的关系，并提出研磨破碎区概念，给出了球磨效率关系式。
The relationship between parameters of ball mill and quantity of fine powder was obtained by cross test. The concept of grinding zone and equation about grinding efficiency were proposed.
降低出磨物料细度是提高粉磨速度及粉磨效率的关键因素。
It is pivotal factor to reduce the fineness of outlet material for improving the grinding rate and separating efficiency.
本发明的叶片磨损小、可达到双吸双磨功能、磨煤效率高、耗能少、无需密封、煤粉细度可达200目以上、主轴传动部分不发热、结构紧凑、体积小、功率大、成本低。
Its advantages are less abrasion of blades, high efficiency and fineness of coal cup to 200 meshes or more, compact structure, small size, high power and low cost.
工厂规模、水泥细度和颗粒级配、矿山、原料、生料粉磨、烧成系统等方面的传统设计都应做较大改进。
Great improvement must be made on the traditional design ideology exist in plant scale, cement fineness, size distribution, quarry design, raw materials, raw meal grinding and burning etc.
同一粉磨方法制备的水泥越细，强度越高。
While the cement was ground by the same mill, the finer the cement, the higher the strength.
球磨机是一种有效的工具磨许多材料成细粉。
Ball mill is an efficient tool for grinding many materials into fine powder.
本发明还提供了上述 铁氧体磁粉的制备方法，其包括以下步骤：配料、混料、预烧、粗破碎、细磨、烘干、退火、解碎。
The invention also provides the preparation method of the ferromagnetic oxide powder, comprising the steps of dosing, mixing, preburning, crude crushing, fine grinding, drying, annealing and smashing.
采用磨内筛分技术是保证高细磨的高产量与高细度的主要技术措施，但主要使用在高细磨各粉磨仓的隔仓装置上。
The screening technology is a primary way to insure high yield and super fineness of fine grinding mill. But it is mainly used in the obstructing equipment in the chamber of fine grinding mill.
本文研究了比表面积相近的由分选粗灰粉磨而成的磨细粉煤灰与分选细粉煤灰的颗粒形貌及水泥胶砂性能。
In this paper, we mainly study the influence of the cement mortar performance caused by the separating fly ash and the size reduction fly ash, besides, we also study the different fly ash's figure.
结果表明：球磨机所加工的矿渣粉比立磨加工的矿渣粉颗粒尺寸分布宽、细颗粒含量高；
The results showed that the particle size distribution made by ball mill was wider and higher fine particle than LM;
结果表明：球磨机所加工的矿渣粉比立磨加工的矿渣粉颗粒尺寸分布宽、细颗粒含量高；
The results showed that the particle size distribution made by ball mill was wider and higher fine particle than LM;
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