“tractor”的概念、定义、翻译、参考文献-科学参考

单词	tractor
释义	tractor [`trak·tǝr] ^{MECHANICAL ENGINEERING} 1. An automotive vehicle having four wheels or a caterpillar tread used for pulling agricultural or construction implements. 2. The front pulling section of a semitrailer. Also known as truck-tractor.
随便看	permanent mold permanent monument permanent press permanent-press resin permanent pump permanent set permanent-split capacitor motor permanent starch permanent stop permanent storage permanent teeth permanent thermocline permanent water permanent wave permanganate permanganic acid Permasyn motor permatron permeability permeability alloy permeability-block method permeability coefficient permeability number permeability profile permeability trap

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