Crude coke oven gas contains hydrogen sulphide which is produced from sulphur in the coal.

Silver in the form of silver sulphide was recovered from waste fixing solution with sodium sulphide.

用硫化钠从废定影液中以硫化银的形式回收银,高温灼烧硫化银得纯银,再制备成硝酸银.

It generates hydrogen sulphide and removes the hair.

它产生硫化氢,并移除头发.

A mathematic model for oxidation leaching of sulphide ore developed.

建立了常压预浸合金硫化镍矿的氧化浸出数学模型,并进行了验证试验.

Apricot processing technology of antibrowning without sulphite was studied.

研究杏的无硫护色工艺.

Paper so made is very strong but cannot be bleached as white as sulphite paper.

用它造成的纸,十分结实,但可以漂白的程度,不及亚硫酸盐纸.

To introduce the function, safety and determination of sulfur dioxide and sulphite in foods.

介绍二氧化硫及亚硫酸盐在食品中的作用 、 安全性及检测方法.

The residues of sulphites in products differ owing to the different processing method and adding amounts.

制品中亚硫酸盐的残留量因加工方式和添加量而异.

All these demonstrate that sulphites have become one of major contaminations in aquatic products.

综合检测结果表明,亚硫酸盐污染已经成为水产加工品的主要污染因素之一.

Contents of the isomers in sodium metanitrobenzene sulphonate salt were analyzed by chemical methods.

用化学法分析间硝基苯磺酸钠盐中异构体的含量.

Experiment on the transesterification of jatropha curcas oil with p-toluene sulphonic acid as catalyst was studied.

实验研究了麻疯树油在对 甲苯 磺酸催化剂的作用下与甲醇发生转酯化反应生成脂肪酸甲酯(生物柴油)的情况.

...measures to reduce emissions of sulphur dioxide.

二氧化硫的减排措施

Sulphur is also used to sterilize equipment.

硫也可用来给器材消毒。

This medicine smacks of sulphur.

这种药带有一点硫磺气味.

Bacteria that live in the mouth break down proteins in food, releasing sulphur compounds.

口腔里的细菌破坏了食物中的蛋白质, 并且释放硫磺化合物出来.

This book is about carbon, nitrogen and sulphur pollutants and their determination in air and water.

这本书讲的是碳 、 氮和硫污染物,以及在空气和水中对其的检测.

The water smacks of sulphur.

这水有点儿硫磺味.

These bacteria break down proteins, which in turn release the smelly sulphur compounds.

这些细菌会破坏蛋白质, 继而释放出味道难闻的硫磺化合物.

Sodium and sulphur are highly corrosive.

钠和硫磺腐蚀性很强。

Sulphur matches were used to transfer the fire from the tinder to light a spill.

火柴与可燃物摩擦起火,点燃纸捻.

sulphurous fumes

燃烧硫磺产生的烟雾