“head sheave”的概念、定义、翻译、参考文献-科学参考

单词	head sheave
释义	head sheave [`hed ´shēv] ^{MINING ENGINEERING} Pulley in the headgear of a winding shaft over which the hoisting rope runs.
随便看	penetration probability penetration range penetration rate penetration speed penetration test penetration twin penetrative penetrometer Penex process penfieldite penguin penicidin penicillamine penicillate penicillin penicillinase penicillin V Peniculina penikkavaarite peninsula penis penis envy penitent penitent ice penitent snow

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