Brian splashed water on his face, then brushed his teeth...布赖恩用水冲了把脸，然后刷牙。His spoken Arabic was hurriedly brushed up before he started for the Middle East.他在动身去中东以前,把阿拉伯口语匆匆复习了一下。He brushed away my views on politics.他不理会...
A typical example is the halogenation of a hydrocarbon.典型的例子是碳氢化合物的卤化.Addition Reactions to Alkynes, Hydrogenation , Halogenation and HX. Hydration of alkynes. Tautomerization.炔烃的加成, 氢化,卤化和HX. 炔烃的水化作用,互变异构化.In these meth...
Therefore, the conventional gas content measurement is invalid to lignite.因此, 传统的煤层气含量确定方法不适用于褐煤.Therefore, P should be substituted by a response surface for each genotype.因此, P必须被各个基因型的反应面所代替.The epistle deals therefore...