结合9801型脱砷剂的应用过程及实际生产运行数据,介绍了9801型丙烯脱砷剂在我厂丙烯精制中首次工业应用的效果.The first industrial application of 9801 propylene de - arsenic catalyst in Harbin Petrochemical Company was described....
Co-25Cr-10Ni-4Al-5Ta-0.5Y合金中观察到少量富铝的内氧化物,且同时出现钽的富集.Little inner oxide precipitates rich in Al is found in alloy associated with Co - 25 Cr - 10 Ni - 4 Al - 5 Ta - 0.5 Y....
Confucianism and legalism are responsible for creating the world's first meritocracy.儒家思想与法家思想是最初的世界政治思想精华.A global meritocracy is in all our interests.全球范围内的贤能主义是许多人的梦想和追求.An efficient administration of justice , m...
UnitllUntil now, the drug melarsoprol was used to treat patients in the advanced sleeping sickness.直到现在, 治疗晚期昏睡病患者时都用硫肿蜜胺药物.Until now the drug melarsoprol was used to treat patients in the advanced stages sleeping sickne...