The extraction mechanism of palladium in chloride system by di ( 1 - methyl heptyl ) acetamide ( N _ ( 503 )) has been studied.本文研究了N, N二 甲庚基乙酰胺 ( N_ ( s03 ) )从氯化物体系中萃取钯的机理....
再好的花园也有一些不能根除的杂草。A good garden may have some irradicable weeds.这种疾病是很容易根除的.These diseases could easily be rooted out.需要每个扶轮社员的参与才能确保小儿麻痹根除的成功.Every Rotarian's participation is needed to ensure success in eradicating...
He was confirmed as a member of the Church of England.他领受了坚振礼,成为英国国教会的一员。The building he was lodged in turned out to be a church.原来,他租住的那栋建筑是一座教堂。He maintained an ambivalent attitude to the Church throughout his long lif...
"Thank you very much for speaking with us." — "Not at all."“非常感谢您能和我们交谈。”——“不客气。”He's not at all worried about his car's reliability.对于自己那台车性能的稳定性他根本不担心。"Sorry. I sound like Abby, don't I?" — "No. Not at a...