“undercutting level”的概念、定义、翻译、参考文献-科学参考

单词	undercutting level
释义	undercutting level Encyclopedia 工学开拓工程释 undercutting level拉底水平为地下矿山回采工作开辟底部自由面，由拉底巷道向两侧扩帮，将矿房底面拉开至足够大，补充爆破空间或者为应力作用下矿石自然崩落创造条件而进行开挖的作业水平。
随便看	molecular core molecular crystal molecular current molecular cytology molecular descriptors selection molecular design and modification based peptide drug molecular design of flotation reagents molecular device molecular diagnosis molecular diagnostics for agriculture pest molecular diffusion coefficient molecular diode molecular disease molecular dissociation molecular dissociation energy molecular distillation molecular distillation of fish oil molecular docking molecular docking and scoring functions molecular docking method molecular dynamics molecular dynamic simulation，MD molecular dynamics in mechanical engineering systems molecular dynamics integration method molecular dynamics method

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