An overdose of sun, sea, sand and chlorine can give lighter hair a green tinge.过量接触阳光、海水、沙粒和氯气会使浅色头发略呈绿色。Chlorine is usually liquefied before use or storage.氯在使用和贮存以前通常要液化.Derivatives of bromine are much more active than...
Since 1908, chlorine has been added to drinking water.自1908年以来氯就被添加进饮用水当中。Chlorine is used to disinfect water.氯用来给水消毒。Chlorine is added to kill bacteria.加氯是为了杀死细菌。...
Buy a bridle , north city NaShi prehensile bullwhip buy.南市买辔头, 北市买长鞭.The Bullwhip Effect is an observed phenomenon in forecast - driven distribution channels.牛鞭效应是一种发生在由预测驱动的供应链中的现象.Second, the author raised the Multi - ...
This hillock is only ten feet higher than the horizontal land.这个土岗只比平地高出一丈多.They leveled the hillock to flat ground and began to grow crops.他们削平了乱土岗,开始种庄稼.The children are playing on the hillock.孩子们正在小土堆上玩....
人们把火山灰与石灰的混合物加到集料中.This mixture of pozzolana and lime was then added to an aggregate.提出并验证了四种具有实用价值的集料级配组成.The paper has put forward and testified four utilizable aggregate gradation.碱是混凝土发生碱 - 集料 ( AAR ) 反应的重要因素之一.Alkal...