“foot holes”的概念、定义、翻译、参考文献-科学参考

单词	foot holes
释义	foot holes [`fu̇t ´hōlz] ^{MINING ENGINEERING} Holes cut in the sides of shafts or winzes to enable miners to climb up or down.
随便看	write protection writer write ring write time write to operator write to operator with reply writing speed Wronskian wrought alloy wrought iron wryneck W stars WTO WTOR W-truss wuchereriasis Wulf electrometer wulfenite Wulff process Wullenweber antenna W Ursae Majoris stars Wurster process Wurtz-Fittig reaction wurtzilite wurtzite

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