1. Representative oily soil compositions are more easily mede up from pure chem ical ingredients.
有代表性的油质污垢,则比较容易用纯化学品成分配制.
2. I’ve got a five - hour chem lab, plus med - school applications and work.
我有五个学时的化学实验课, 还得申请医学院,还要工作.
3. Be exposed to gasoline crude - oil or chem. icals until fully cured.
涂膜未完全固化前不能接触汽油、石油和化学品.
4. Chem Club president Taylor McHessey answer all of your questions about that.
化学社社长泰勒麦克西会回覆你们所有涉及那方面的问题.
5. Shengtai Chem occupies land area of 28046 square meter, registered capitai is 8 million RMB.
产品介绍:公司占地28046平方米, 注册资金800万元. |