“transition from underground mining to surface mining”的概念、定义、翻译、参考文献-科学参考

单词	transition from underground mining to surface mining
释义	transition from underground mining to surface mining Encyclopedia 工学露天与地下联合开采释 transition from underground mining to surface mining地下转露天开采前期用地下开采矿床下部矿体，后期过渡到用露天开采矿床上部矿体的开采方式。
随便看	viscosity grade viscosity load Green function viscosity matrix viscosity modifier viscosity of a difference scheme viscosity of ionic solution viscosity reducing agent viscosity reduction of shaft viscosity sensor viscosity solution viscosity subsolution viscosity supersolution viscosity-temperature characteristics of high pour-point oil viscosity-temperature curve viscosity-temperature curve of oil viscosity vanishing method Viscount Melville Sound viscous viscous coefficient of flux flow viscous conservation laws viscous coupling viscous damping viscous diffusion viscous disk viscous dissipation

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