To establish a method of GC detection of chloroacetone in the air of workplace.建立工作场所空气中氯丙酮气相色谱测定方法.Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylati...
雪利的兄弟现在在瑞典做心脏外科高级顾问医师。Shirley's brother is now a consultant heart surgeon in Sweden.耗资75万美元、有雪儿等艺人出镜的新的名人电视促销节目近来播出了。New $750,000 infomercials, featuring artists like Cher, have recently hit the screens.亚历克斯一下子暴跳起来，...
对, 就是这个角色 -- 你要演的是罗拉. ”Laura, that's the thing -- you're to be Laura. "在此期间, 矿工在另外的边界地区科罗拉遭到失败.In the meantime, the miners suffered defeats on another frontier, Colorado.罗拉是他的老顾客之一.Laura was one of his regular ...
Hall is angry at what he sees as a caricature of the training offered to modern-day social workers.在霍尔看来,当代社会工作者所受的培训被大肆夸大,他感到很气愤。She drew a wickedly funny caricature of the teacher.她以老师为对象画了一幅淘气滑稽的漫画.a caricature of She...
再退火速度是和顺序复杂性成反比例.The rate of reannealing is inversely proportion to sequence complexity.你说的退火是什么意思?What do you mean by anneal?适宜的回复应变退火温度为500℃.The suitable recovery strain annealing temperature was 500 ℃....