查询词典 sulphur

It is common knowledge now that the way to make rubber hard and strong -- to "vulcanize" it, as we say -- is by heating it with sulphur .

要使橡胶硬而结实的方法——也就是我们所说的&硫化&——就是要掺入硫磺加热，这一点现在已经是常识了。

All new ones are required to install filters in their smokestacks to remove sulphur dioxide, the main cause of acid rain.

所有新建电厂都要求在其烟囱上安装过滤装备以去除二氧化硫——酸雨的主要原因。

One is acid rain, which is created by the millions of tones of sulphur dioxide and nitrogen oxides spewed out of North American smokestacks and automobile exhaust pipes.

酸雨是由排放大量的二氧化硫和氧化氮造成的。

One is acid rain , which is created by the millions of tones of sulphur dioxide and nitrogen oxides spewed out of North American smokestacks and automobile exhaust pipes.

其一是酸雨，它是由二氧化硫和氮氧化物产生的数百万吨2250北美烟囱和汽车尾气混合氧化物出。

In basic refining operations lime is added to the stock to form a basic slag, which can combine with phosphorus and sulphur, thus removing them from the metal.

在碱性法精炼过程中，炉料加有石灰，能生成碱性渣，而碱性渣能与磷，硫生成化合物，从而将磷和硫从钢水中除去。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。