Scrub

Based on strength test of cemented milled sand,the optinum transmitting density and cement to sand ratio are deterined for the fill preparation system updating,By using the updated system,the production problem is solved sucessfully.

根据凡口铅锌矿磨砂充填生产中存在的问题，以磨砂试块强度试验结果作为制备系统改造和完善的依据，并确定了料浆以高浓度输送和最佳的灰砂配比，从而解决了生产难题，在应用中获得了显著的经济效益。

This article introduces the characteristics, applications of the frosted ink and the cautions in its use.

磨砂油墨在包装领域深受人们的喜爱并得到广泛应用。

According to the characteristics of abrasive cleaners' components,the function and selection of abrasive particles,surfactants,co-cleaners and other additives are discussed.

介绍了磨砂清洁剂的发展情况,讨论了磨砂清洁剂的优缺点,并根据磨砂清洁剂的配方特点,着重讨论了组成成分;磨砂粒子、表面活性剂,清洗助剂和其他添加剂的功能及选择。

In order to produce dry sanding paper applied to soft materials, the slurry coating was prepared by smearing unblocked materials according to the phase change principle of endothermal agents.

为研制适用于软质材料磨削的干磨砂纸 ,通过涂覆特殊的防堵塞材料 ,利用吸热剂的相转变原理 ,研制了干磨砂纸超涂层浆料。

This paper studies the relief grinding problem of the hob of point contact worm gear drive and puts forward a one-parameter enveloping method to calculate the axial profile of relief grinding wheel.

本文研究了加工经可控曲率修正的蜗轮齿面的滚刀设计问题 ,建立了相应的数学模型 ,并应用计算铲磨蜗轮滚刀刃形曲线的单参数包络法 ,求出铲磨砂轮截形曲线。