这是因为氯磺化反应存在位阻效应的缘故.This was due to hindered reaction in the chlorosulfonation.气体有效浓度增加,氯磺化反应速率增加,氯气和二氧化硫的体积配比以1∶1为佳.The rate of chlorosulfonation increased with increasing concentration of the gaseous mixture.而氯磺化聚乙烯产品具有...
He finds himself in a den of ruffians.他发现自己在流氓的巢穴中.Some local ruffians are responsible for this.某些当地歹徒应负此责.His questioners now were not ruffians in black uniforms.拷问他的人现在已不再是穿黑制服的粗汉....
Politically speaking, do you think that these moves have been effective?从政治角度来说，你认为这些举措有效吗？The country has made enormous strides politically but not economically.该国在政治上取得了巨大的发展，但经济却跟不上去。Economically and politically, this...
We airfreight the shipment because our agent has run out of stork.我们空运了这批货物,是因为我们的代理商已用完库存了.The freight charges include airfreight, handling pick - up, airport terminal, documentation charges, etc.空运费用包括,机场理货费 、 空港费 、 文件...
They reached the section of shelves devoted to breads and cakes.他们到了放面包和糕饼的架子部分.Flour is used in making breads and cakes.面粉用来做面包或糕饼.In fact, many customers eat the breads out of the bag.事实上, 许多客人会直接从袋子里拿出面包吃....
Well-dressed clients were talking in polite undertones as they ate.衣着光鲜的顾客们边吃边斯文地低声聊着天。His mother leaned forward and spoke to him in urgent undertones.他母亲身子前倾，小声而急切地跟他说话。...a witty, racy story with surprisingly serious u...