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- The meanings of factory prefabrication of petro chemical pipes were expounded. 阐述了石油化工管道工厂化预制的意义。
- 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。
- 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。
- 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。
- Petro Chemicals: An unnamed MII official said the government will announce measures to help the petro-chemical industry (refineries, chemicals, and new materials) right after Chinese New Year. 石化:一位未透露姓名的信息产业部官员称,在新年过后,政府将出台举措帮助石化产业(炼油,化工和新原料)。
- 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。
- 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。
- Selection of Agitator in Chemical Unit Equipment 搅拌器在化工单元设备中的选用
- The corrosion and Hydrogenation Embrittlement of Titanium Equipment in Petro chemical Industry 石油化工钛设备的腐蚀氢脆
- 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。
- Development of the Software in Chemical Unit Operations Experiment 化工原理实验教学软件的开发
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- This is Kunlun lubricant produced by Petro China. 这是中国石油出品的昆仑润滑油。
- Ammonia is a chemical substance. 氨是种化学物质。
- Every one hope that the price of petro will be cut. 人人都希望原油价格能大幅下跌。
- Se pecjo ne semos, Petro ne rikoltos. 少壮不努力,老大徒伤悲。
- 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