“surface and underground mining at the same time”的概念、定义、翻译、参考文献-科学参考

单词	surface and underground mining at the same time
释义	surface and underground mining at the same time Encyclopedia 工学露天与地下联合开采释 surface and underground mining at the same time露天与地下同时开采矿床从开始开采直至相当长的时期内，露天开采与地下开采同时进行的开采方式。
随便看	weight for age weight for height weight function weight function estimate weight graph weight group weight homomorphism weight indicator weighting weighting coefficient weighting factor weighting filter weighting finishing weighting function weighting material weighting matrix weighting method weighting of observation weight-in-motion weight inspection of raw silk weight inverse matrix weight lattice weightless weightless aircraft weightlessness

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