查询词典 acetic oxide

First use soap-free emulsion preparation for polystyrene spheres, and the kernel, Reuse are silicon acetic tetraethyl ortho-silicate in ammonia catalytic hydrolysis, formed under the condition of silica, charged by six water or their cerium, six of methylene amine solution HMT (4) into the negatively charged, uniform cerium oxide coated surfaces to PS microspheres, core-shell structure of PS - CeO2 and PS - SiO2 composite microspheres.

首先用无皂乳液制备了聚苯乙烯微球，并以此为内核；再利用正硅乙酸乙酯在氨水催化条件下水解，形成带负电性的二氧化硅，或者利用六水亚硝酸铈、六亚甲基四胺水溶液分解出带负电性的氧化铈，均匀的包覆到PS微球表面，形成核-壳结构的PS-CeO2和PS-SiO2复合微球。

It was demonstrated that glacial acetic acid could promote the transition from hydroxide to oxide and enhance the crystallization of product, which is consistent with the results in nano-MgO preparation by modified precipitation.

说明冰乙酸在此制备过程中的促进了由氢氧化物到氧化物的转变，有利于产物的晶化，这与修饰沉淀法制备纳米MgO中的结论是一致的。

The method is divided into two procedures: reacting antimonous oxide with acetic anhydride, and then the product reacting with stearic acid.

三氯化锑与碱金属或碱土金属硬脂酸盐反应［4，5］；2）氧化锑与硬脂酸在有机溶剂中反应［6］。

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。