曾经是很清澈的山溪,现在受到污染变得混浊了.The once clear mountain stream is now polluted and opaque.空气变得混浊,烟雾弥漫.The air had grown thick and smoky.她把它扔进了混浊的河水深处.She threw it into the river's murky depths....
界面反应的存在提高了润湿性,促进了无压自发浸渗.The interfacial reactions enhance the wettability and promote the spontaneous infiltration process.本文首先阐述了浸渗的概念 、 分析了浸渗线PLC自动控制的原理.This article firstly expatiated the conception of Impregnation, a...
动物学家把螺蛳归入甲壳类.Zoologists refer barnacles to Crustanceans.卢布克爵士最近指出, 小型甲壳类中有几种较好的例子,可作为这一法则的说明.Sir. J . Lubbock has recently remarked , that several minute crustaceans offer excellent illustration of this law.它们吃其他的鱼类 、 甲壳...