“mechanical excavator”的概念、定义、翻译、参考文献-科学参考

单词	mechanical excavator
释义	mechanical excavator Encyclopedia 工学铲土运输机械释 mechanical excavator机械式挖掘机依靠履带以自行的方式进行牵引，具有可带着工作装置作360°回转的、由钢丝绳或齿轮齿条操作的上部结构，主要用正铲装置采掘矿物、剥离岩土并装载至运输机器或卸至堆料场的土方机械。
随便看	frequency modulation frequency modulation and control frequency modulation and demodulation frequency modulation, FM frequency modulation laser frequency-modulation laser interferometry frequency modulation of hydro-generator unit frequency modulation radar frequency modulation radio frequency modulation screening frequency modulator frequency multiplication frequency multiplier frequency number frequency of access frequency of alternating current frequency of an event frequency of an oscillation frequency of a wave frequency of disease occurrence frequency offset frequency of language constituents frequency of occurrence frequency of operation frequency of samples

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