The oil is attacked by naturally occurring microbes which break it down.原油受到了自然产生的分解油类物质的微生物的侵蚀。Many of these microbes were observed in the infected host by light - microscope.人们用光学显微镜,在受侵染的寄主中观察到这些微生物.Microbes are too s...
Microbes are too small to be seen by the naked eye.微生物很小,肉眼看不见....microbes in the soil which nourish the plant.土壤中为植物提供营养的微生物Many of these microbes were observed in the infected host by light - microscope.人们用光学显微镜,在受侵染的寄...
本文所持的论点恰恰是站在相反的立场。The argument contained herein takes exactly the opposite point of view.错误的态度会产生完全相反的效果。The wrong attitude will have exactly the reverse effect.持相反的论点就是试图为站不住脚的事情强辩。To argue otherwise is trying to defend...
Results: The corresponding microscopical characteristics and thin layer spots from the samples can be obtained.结果: 显微鉴别、薄层色谱鉴别可检出样品中相应的显微特征及薄层斑点.The causation of wheel breaking - up was analyzed through physical and chem...
达比一直在寻找改善铁质的方法，他猛然想到可以不用木炭熔炼，而改用焦炭。Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.空罐经过熔炼后,还可重新利用.Those empty tins are then melted down and reused.在高炉中熔炼...