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- Two or more atoms behaving or regarded as behaving as a single chemical unit. 原子团两个或两个以上原子做为单一的化学单位运动
- Knowledge of basic chemical unit operations and hazard analysis methodology. 有良好的化工生产基本知识和危害分析知识。
- Mainly engaged in the development of chemical unit process and unit equipment and in the engineering design, manufacture, and applications of complete set plants. 主要从事化工单元过程和设备的开发及整套装置的工程设计、制造、应用工作。
- Selection of Agitator in Chemical Unit Equipment 搅拌器在化工单元设备中的选用
- CHEMET have supplied more than 20 chemical units for the clients from the United States, Japan, Brazil, India, Korea, South Africa, Taiwan etc. 另外，我公司还承接化学工程的研究和开发，并已经成功开发了硫酸浓缩、稀释工艺。
- Causes of failure are analyzed for heat exchangers widely applied in refining u-nits and chemical units from the viewpoints of corrosion and sealing element failure. 针对炼油、化工装置中应用广泛的换热器的失效问题,从腐蚀、密封件失效等方面入手,分析了换热器的失效原因。
- The rhinovirus has a genome of about 7,000 chemical units, which encode the information to make the 10 proteins that do everything the virus needs to infect cells and make more viruses. 鼻病毒基因组有大约7000个碱基，编码10种蛋白质，用于感染细胞和复制更多的病毒。
- Development of the Software in Chemical Unit Operations Experiment 化工原理实验教学软件的开发
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- Study on Development Method of Operation Techniques Software of Chemical Unit 化工装置工艺软件开发方法研究
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
- He devoted his life to chemical research. 他一生从事化学研究。
