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1)  Acidless nitration
非酸硝化
2)  nitration by nitric acid
硝酸硝化
3)  non-nitrous salt
非亚硝酸盐
1.
The ferric polysulfate coagulant is made by ferrous sulfate,which is a by-product from TiO_2 plant,and concentrated sulfuric acid in the presence of non-nitrous salt catalyst at normal temperature through oxidation,hydrolysis and polymerization.
以钛白粉厂副产硫酸亚铁和浓硫酸为主要原料,通过加入非亚硝酸盐氧化催化剂及助催化剂进行常温氧化、水解、聚合制备出聚合硫酸铁混凝剂。
4)  nitric acid oxidation
硝酸氧化
1.
An experimental research on nitric acid oxidation extracting technique of gold concentrate;
硝酸氧化工艺预处理东北寨金精矿试验研究
2.
The nitric acid oxidation of carbon black surface to obtain the good dispersion;
获取优良分散性炭黑的表面硝酸氧化
3.
The surface chemistry of a high modulus and a low modulus carbon fiber, both before and after nitric acid oxidation, were studied by X-ray photoelectron spectroscopy (XPS) and chemical derivatization.
采用 X光电子能谱 (XPS)及化学衍生法探讨了硝酸氧化前后的碳纤维表面化学的变化。
5)  Transformation of HNO3
硝酸转化
6)  digestion with nitric acid
硝酸消化
补充资料:非想非非想处天
1.佛教语。即三界中无色界第四天。此天没有欲望与物质﹐仅有微妙的思想。
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