Leaching of copper from chalcocite with acidic acetonitrilecopper sulphate system was studied.研究了用酸性乙腈硫酸铜体系从辉铜矿中提取铜.The paper discusses a new method for producing cupric feed copper sulfate by chalcocite and ehalcopyite....
他们已在临床试验中接受过这种药物的治疗。They have been treated with this drug in clinical trials.我对所有这些药物的危险性了如指掌。I've read up on the dangers of all these drugs.格里菲思教授解释了那种药物的工作原理。Professor Griffiths explained how the drug appears to w...
The conductor's eyes darted to Wilfred, then fixed on Michael again.乐队指挥飞快地扫了威尔弗雷德一眼，然后视线又落回到迈克尔身上。'Something to drink?' — 'No, thanks,' said Michael. He glanced at Wilfred. 'How about you?&...
The hotel is an ideal bolt-hole for Londoners.这家旅馆是伦敦人理想的避风港。This lively town is handy for Londoners.这个热闹的小城离伦敦很近。It is a source of embarrassment to Londoners that the standard of pubs is so low.酒馆水准之低让伦敦人觉得颜面尽失。It is a ...
He has abandoned most franchising, after finding that franchisees did not maintain the standards he wanted.他已经放弃了大部分特许经营权, 因为他发现特许经营不能维持他想要的标准.Organization governance form in franchising: efficient contracting or organiz...