氧化铝

The consumption of caustic soda is mainly caused by formation of sodium hydrate alumino-silicate and it can be calculated from the ratio of N/S of red mud.

拜耳法生产氧化铝过程中的碱耗在生产成本中占很大比例，引起碱耗的主要因素是大部分含硅矿物在溶出过程中生成钠硅渣。

First, through comparing the decomposition technology of Sodium Aluminate Solution, it is produced by using the technology of Seed-crystal Decomposition of Sodium Aluminate Solution.

首先通过铝酸钠分解工艺的比较，确定应用铝酸钠溶液晶种分解工艺进行高白氢氧化铝的生产。

In order to get sandy alumina ,the new technics of producing sandy alumina with two-stage precipitation of high concentration sodium aluminate solution.

采用高浓度铝酸钠溶液研究了添加剂存在的条件下两段法生产砂状氧化铝的新工艺。

Precipitation behavior of Na2CO3 and Na2SO4 in the evaporation process of sodium aluminate solutions and its influencing factors were respectively investigated.

摘 要：以氧化铝生产中种分母液为对象，研究铝酸钠溶液蒸发过程中碳酸钠和硫酸钠等杂质盐的析出行为及其影响因素。

The voids of the thin films are thought to be related to oxygen plasma etching and atomic self-shadowing effect.

氧气原子的蚀刻塑胶基材的现象，再加沉积时发生自我阴影效应，造成氧化铝沉积於PES 上呈现多孔状。

Thanks to the multitude of uniform Alumina Fiber on the rod tips, stable and uniform finishing can be achieved; keeping superior grinding performance.

得益于众多的氧化铝纤维均匀的构成，所以能提供稳定的卓越的磨削性能。

The self-sharpening action of the cutting edge on the Alumina Fiber Rod tips and continuous cutting edges provides superior grinding performance.

氧化铝纤维在整个研磨过程中始终保持良好的自锐性，不断提供卓越的磨削性能。

A single Fine Alumina Fiber Rod is made by binding together 1,000 Alumina Fiber Filaments (diameter 10μm for red rods and 15μm for white rods).

一根氧化铝纤维是→1，000条纤维丝一起构成(红色纤维丝和白色纤维丝的直径分别为10μm和15μm)。

The catalyst contains the 1wt%-20wt% organic auxiliary agent, using the aluminum oxide modified by titanium and silicon as carrier, and using the metals in the VIB and VIII as active metal componemt.

该催化剂是以经钛和硅改性的氧化铝为载体，以第VIB族和第VIII族金属为活性金属组分，催化剂中还含有1wt％～20wt％的有机助剂。

The flame-retardant/smoke-suppressant of PVC may be divided into three kinds. The first is FRs , includes the compounds lying in IVB～VIB, such as TiO〓, V〓O〓, Cr〓O〓 and MoO〓; The second is FRs , includes the compounds lying in VⅡB～IB, such as MnO〓, Fe〓O〓, Co〓O〓, CuO and ZnO. The third is FRs , includes the compounds of subgroup A, for example Mg 〓, Al 〓, Sb〓O〓, carbonate and phosphate.

PVC的阻燃抑烟剂可分为三大类，第一类阻燃抑烟剂为元素周期表中IVB～VIB族的化合物，以TiO〓，V〓O〓，Cr〓O〓和MoO〓为代表，第二类阻燃抑烟剂为元素周期表中VⅡB～ⅡB族的化合物，以MnO〓，Fe〓O〓，Co〓O〓，CuO和ZnO为代表，第三类阻燃抑烟剂为三氧化二锑，氢氧化镁，氢氧化铝等主族元素的化合物。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。