As they eat the nitrates they form nitrites as an intermediate chemical byproduct.

What happens to nitrites is key.

重要的是这些亚硝酸盐发生了什么?

When added to Salmonella dog extracts treated with nitrites doubled to quadrupled normal DNA mutation levels.

再加入沙门氏菌就会产生二倍到四倍的致癌化合物.

Such esters, or mixtures thereof may also be modified by as nitrobenzene, nitrotoluene, dinitrotoluene or trinitrololuene.

这种酯或其混合物,也可由硝基苯, 硝基甲苯, 二硝基甲苯或三硝基苯等附加物来改性.

In the prcsence of Nitrobenzene , the TPC is then converted to the TPPH 2.

在硝基苯存在下TPC被氧化成TPPH_2.

A method was developed for the determination of nitrobenzene in aniline by differential pulse polarography.

建立了测定苯胺中微量硝基苯的差式微分脉冲极谱法.

Nitrobenzene can rapidly deteriorate the quality of groundwater.

硝基苯污染可使地下水环境质量急剧恶化.

The method for producing 4-aminodiphenylamine from nitrobenzene and aniline was an ideal method at the present.

从硝基苯和苯胺直接合成4氨基二苯胺是当前一种较为理想的方法.

A new kind of nickel stripping agent was developed agent of meta-nitrobenzene sodium sulfonate as oxidant.

以 防 染盐(间硝基苯磺酸钠)为氧化剂,研制了一种新型的化学退镍剂.

The steam and condensation backwater system of original nitrobenzene installation is unreasonable on energy using.

原硝基苯装置的蒸汽及冷凝回水系统用能不合理.

This is particularly evident in nitrocellulose propellants.

在硝化纤维素发射药中,这一点特别明显.

Liquid lamination : A high-gloss nitrocellulose varnish applied to book covers or jackets . Also called Varnishing.

上光油: 施加于书皮或书套上的高光泽硝化纤维清漆. 参看下文.

Its main components : synthetic resins, nitrocellulose, acrylic resin and co catalyst.

主给身分:分解树脂 、 硝化棉 、 丙烯酸树脂及助剂.

Nitrocellulose chips is mainly used in industry of nitrate lacquer , coating, printing, moisture-proof glass paper, etc.

主要用于涂料 、 制革、印制及防潮玻璃纸等.

Used Nitrocellulose Plant and Process, complete Nitrocellulose Plant and Process for re-location throughout the world.

二手硝化纤维装置和工艺, 成套硝化纤维装置和工艺可以在世界各地重新安装.

The package of nitrocellulose chips should be handled carefully and avoid to impact with iron articles.

在装卸运输过程中应轻拿轻放,避免铁器撞击.

The title alkyd resin modified waterborne nitrocellulose emulsion was prepared by alkyd resin phase inversion process.

采用醇酸树脂相反转乳化法制备了硝化纤维素乳液.

Translated Description : paints, nitrocellulose, CPVC paint, polyurethane floor paint, paint.

油漆, 硝基漆, 过氯乙烯漆, 聚氨酯地坪漆, 涂料.

Nitrification is the key to biological wastewater nitrogen removal.

硝化作用是废水生物脱氮中的关键.

High concentration of sulphur dioxide, nitrogen, oxides and dust have long been known to be harmful.

人们早已知道,二氧化硫 、 氮 、 氧化物和尘埃浓度高是有害的.

Nitrogen is a gas without colour or smell.

氮是一种无色无臭的气体.