“hand operated chain and lever block”的概念、定义、翻译、参考文献-科学参考

单词	hand operated chain and lever block
释义	hand operated chain and lever block Encyclopedia 工学〔轻小型起重设备〕释 hand operated chain and lever block手动葫芦通过人力拉动链条或扳动手柄来提升或牵引重物的轻小型起重设备。
随便看	wave transformation wave-transparent nanomaterial wavetrap wave trough wave vector wave vector group wave vector matching wave-vector space wave velocity wave velocity method wave velocity testing wave velocity, wave speed wave-wave interaction wave zone wavicle waviness waving waving fish pulse wavy mosaic structure hypothesis Wawushan scenic area wax wax alcohol wax alcohol; ceryl alcohol wax apple wax begonia

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