“crawler”的概念、定义、翻译、参考文献-科学参考

单词	crawler
释义	crawler [`krȯ·lǝr] ^{MECHANICAL ENGINEERING} 1. One of a pair of an endless chain of plates driven by sprockets and used instead of wheels by certain power shovels, tractors, bulldozers, drilling machines, and such, as a means of propulsion. 2. Any machine mounted on such tracks.
随便看	tactical electronic warfare tactical fire control tactical frequency tactical map tactical missile tactical mobility tactical nuclear weapon tactical nuclear weapon employment tactical range recorder tactical reserve tactical target tactical transport aircraft tactical unit tactical vehicle tactic polymer tactile tactile agnosia tactile hairs tactile receptor tactile sensor tactite tactoid tactoreceptor tadpole tadpole shrimp

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