与之相反,欧洲的汽车制造者们,比如梅赛德斯·奔驰公司和大众公司,要积极主动的多。大众汽车已向美国市场推出了若干使用柴油发动机的型号,例如帕萨特和途锐。
In contrast, European carmakers such as Mercedes-Benz and Volkswagen are growing more aggressive: VW offers American buyers diesel engines in several models, such as its Passat saloon and Touareg SUV.
是为锐刃阿谢,这良善之武器——。
以磨料磨损原理为指导,结合古今实例,讨论锋利刀片之锋利性、耐磨性、利磨性和自磨锐等问题的实质,给出明确定义,澄清一些模糊概念。
Based on abrasive wear theory and combined recent and ancient samples, the essential of the sharpness, wear resistance, sharpened-ability and self-sharpening performance of cutter were discussed.
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