The method was established for purification of diflubenzuron by crystal technique with mixed solvents.本文论述了利用混合溶剂——结晶法提纯除虫脲的分析技术.The separation and determination of the primary impurities of diflubenzuron by liquid chrom...
This naturally depends on the successful commissioning of the fibre drawing department.这当然取决于拉丝车间的成功投产....its policy of commissioning original work.其委托创作新作品的政策This paper describe briefly the commissioning, start - up and...
an exacting task艰难的差使an extremely exacting usurer极端苛刻的高利贷者The Duke was not well enough to carry out such an exacting task...公爵身体不太好，无法执行那么艰巨的任务。Vincent French is a real estate broker at the sharp end of a tough and exact...
He has heavy outgoings on his new house.他的新房子费用很高.She suggests you first assess your income and outgoings.她建议你先估算一下自己的收入和开销。...monthly outgoings.每月的固定开支Outgoings and revenues balanced out.收支相抵。Write down your incomings a...
The company won a prestigious contract for work on Europe's tallest building.这家公司赢得了一份极为重要的合同，参与建设欧洲最高的大厦。Its tallest volcano, long extinct, is Olympus Mons.它最高的火山是早已熄灭的奥林波斯山。She is the tallest amongst her classmate...
She writes under a pseudonym .她用笔名写作。Eric Blair wrote under the pseudonym of George Orwell.埃里克·布莱尔用乔治·奧威尔这个笔名写作.Both plays were published under the pseudonym of Philip Dayre.两个剧本都是以菲利普·戴尔的笔名出版的。...