Ammonia has been one of the more difficult basic chemicals to synthesize . 氨曾是一个较难合成的基本化工原料。
Refinery and petrochemical operation produce a variety of byproduct gases . 炼油厂和石油化工生产中生成各种副产气体。
You are just bitter because i made a deal with sinochem and you didn't . 你这只不过是因为我和中国化工公司成交了，而你没有成交，觉得眼红罢了。
Antimonial lead is preferable to chemical lead because of its greater corrosion resistance and strength . 含锑的铅较化工铅好些，由于它有更好的抗蚀性及强度。
The giant oil, chemical, automobile, tire, food-processing, and similar firms cover the world . 巨大的石油、化工、汽车、轮胎、食品加工以及类似的企业遍布全世界。
Fluidization engineering is concerned with efforts to take advantage of this behavior and put it to good use . 流态化工程所要研究的就是，如何利用这类特性并使之得到很好的工业应用。
As the name implies, petrochemicals are chemicals made from petroleum, from hydrocarbons found in the latter . 顾名思义，石油化工产品是从石油中，从石油的碳氢化合物中提炼出来的化学制品。
For vlsi, a plane surface may be approximated by depositing the interlevel dielectric by bias-sputter deposition (see section 9. 2. 4) or by using planarization . 对于超大规模集成电路的平面状表面，可以用偏置溅射淀积法的层间介质淀积（见924节）或用平面化工艺来近似获得。
Total is the world ' s fifth largest chemical group 道达尔是全球第五大化工集团。
Shantou jialong refine chemical industrial co . , ltd 汕头市嘉精细化工实业有限公司
