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- He is experimenting with a new chemical. 他正在实验一种新的化学制品。
- Their research has always centered about the creation new chemicals. 他们的研究工作总是围绕着发明新的化学制品而展开。
- The professor was burnt badly when he was trying to test his new chemicals. 当这位教授试验他的新化学药品时被严重地灼伤了。
- Thousands of new chemicals, like DDT, soon resided in every living tissue. ddt等无数新的化学品，很快渗进了每个活组织。
- The new chemical will exterminate the cockroaches. 新的化学药品将可以消灭蟑螂。
- The woodwork has been treated with a new chemical. 这种木制品已用一种新的化学药品进行了处理。
- What's the nature of the new chemical? 这种新化学物质的性质是什么?
- The cockroach were killed off by a new chemical. 蟑螂被新的化学剂逐一杀死。
- During the past few years, many new chemicals have been produced for agricultural purposes. 在过去几年中,人们生产了许多新型的农用化学药品。
- Over the next several decades, more complicated machinery and new chemicals entered the workplace yearly, posing new hazards to workers. 接下来的几十年里，每年都有更复杂的机器设备和化工品进入工场，给工人们造成新的危险。
- All new chemicals and the higher tonnage older chemicals are now being scrutinised according to these two legal instruments. 另外，表面活性剂在投放市场以前还必须满足有关生物降解性方面的一些特定要求。
- A New Chemical for Activating Pyrite Inhibited by Lime. 活化被压制的黄铁矿的新药剂
- WUXI RESIN PLANT OF BLUESTAR NEW CHEMICAL MATERIALS CO., LTD. 蓝星化工新材料股份有限公司无锡树脂厂。
- HARBIN BRANCH COMPANY OF BLUESTAR NEW CHEMICAL MATERIALS CO., LTD. 蓝星化工新材料股份有限公司哈尔滨分公司。
- The site of the new chemical fertilizer plant has been marked out. 新化肥厂的厂址已经划出来了。
- Benner has designed a NDA molecule with eight new chemical letters. BENNER已经构思出一种八个新的化学字母组成的NDA分子。
- The silicon with halogenideization composes easily the new chemical compound. 硅易于和卤化物化合成新的化合物。
- This article introduces the reason, course and characteristic of the new chemicals policy of European Union(REACH) and the echo on it from various fields; and sets forth the opinions and advices. 介绍了欧盟化学品新政策 (REACH )的来由、历程、特征及来自不同方面的反响 ,并提出了意见及建议。
- A new chemical reaction of glauberite sedimentation is suggested in this paper. 同时，早期沉积的石膏被交代成为钙芒硝，这两种方式是钙芒硝形成的主要机制。
- Microreaction technology represents a new chemical processing route. 其中微反应技术代表了新的化学加工途径。
