What is the chemical symbol for copper?
铜的化学符号是什么？
Fire spread rapidly after a chemical truck exploded.
一辆装有化学品的卡车爆炸后火势迅速蔓延开来。
You can ask for a chemical analysis of your tap water.
你可以要求给你的自来水做化学分析。
He said chemical weapons had never been sited in Germany.
他说从未在德国部署过化学武器。
A drug is a chemical substance.
毒品是一种化学物质。
I understand that your company has a chemical processing plant.
我了解到，贵公司有一个化学加工厂。
A lot of poisonous waste water comes from that chemical factory.
那个化工厂排出大量有毒的废水。
This god has also given his name to one of the chemical elements.
这个上帝也把他的名字给了一种化学元素。
Well, I understand that your company has a chemical processing plant.
我知道贵公司有一个化学加工厂。
There are several chemical factories pouring waste water into the stream.
有几家化学工厂把污水排入河里。
The factories cannot afford to finance chemical treatment plants by themselves.
工厂自身负担不起化学处理厂的费用。
It's a protein, a specific kind of protein, one that speeds up chemical reactions.
它是一种蛋白质，一种特殊的蛋白质，可以加速化学反应。
Such a war could result in the use of chemical and biological weapons.
这样一场战争可能导致生化武器的使用。
Reductive Alkylation is a process often seen in chemical production.
还原性烷基化是化工生产中常见的过程。
It was a perfect chemical soup.
这是一个完美的化学汤。
黛安娜是名化学老师。
它不是化学反应。
You could be a chemical engineer.
你就可能成为一个化学工程师。
We think about chemical potential.
我们考虑化学势。
Chemical pesticides are expensive.
化学杀虫剂十分昂贵。
If you want the chemical potential.
如果你想知道化学势。
So, you're a chemical engineer.
所以如果你是一个滑雪工程师。
So chemical residues are rarely found.
因此，很少发现有化学残留物。
Avoid the hazard of a chemical emergency.
避免这些化学品造成危害。
包括化学势。
What can we say about chemical reactivity?
我们对化学反应了解些什么呢？
Another popular chemical is tri-butyl tin.
另一种流行的化学物质是三丁基锡。
In the chemical industry, they are routine.
而在化工行业，这样的起落已成为常规。
So, how would we describe a chemical reaction?
我们如何描述一个化学反应？
So, how would we describe a chemical reaction?
我们如何描述一个化学反应？
应用推荐