单词：potassium manganese(iv) chloride
单词：potassium manganese(iv) chloride 相关文章
青霉素类 苯唑西林钠 Oxacillin Sodium 新青霉素Ⅱ，苯唑青霉素钠，苯甲异噁唑青霉素 奈夫西林 Nafcillin 新青霉素Ⅲ，乙氧萘青霉素 匹美西林 Pivmecillinam 氮卓
医务英语
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
2016年Scientific American(一)月
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
今天分享的是柠檬水的妙用。 重点词汇 immune system 免疫系统; potassium n.化钾; freshen vt.使新鲜; 使清爽，使有精神，把（自己）盥洗一番; 1. Gives your immune system a boost. 2. Excellent source of potassium.
卡卡课堂早餐英语
First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。
《海底两万里》中英双语有声读物