The rate constants of radical and electrophilic addition to alkenes are dominated by different factors.烯烃的自由基加成和亲电加成速率受不同的因素控制.These should be four undetermined constants in the displacement function.位移函数中应有四个未定常数.Some w...
我们翻看他们的八卦时带着不洁的想法。We read the gossip written about them with prurient interest.店里的一些地方十分肮脏不洁，简直就是滋生细菌的理想温床。Parts of the shop were very dirty, unhygienic, and an ideal breeding ground for bacteria.伤口不洁可受感染.A dirty cut may...
What should a westerner expect a Chinese company?他们都要注意一些什么?此外,中国同事会不会接受他们?The Westerner's reaction to his environment was natural enough.西部的人对于环境的反应是极其自然的.Another girl a Westerner's face, by her accent, I gues...
A surgical procedure for remedying an injury , an ailment , a defect , or a dysfunction.治疗方法是外科手术摘除水晶体, 再换上人工的.The postulated mechanisms include dysfunction of the limbic or serotoninergic system.假设的机制包括边缘系统或5-羟色胺能系统功能障碍...
果园不应设立在锈病率发生高的地区.Orchards should not be established in areas with high rust - incidence.茎锈病会使枝干衰弱.Stem - rusts weaken branches and stems.简述我国小麦条锈病大区流行规律.Please analyse the conditions of disease development of wheat scab....