“roof fall”的概念、定义、翻译、参考文献-科学参考

单词	roof fall
释义	roof fall Encyclopedia 工学岩石地下工程灾害释 roof fall冒顶矿井、隧道（洞）开挖时，采掘作业面或巷道的顶板在矿山压力作用下变形、破坏而脱落，造成顶部大面积垮塌的现象。
随便看	non-differentiability non-differentiable non-differentiable curve non-differentiable function non-differentiable mapping non differentiable optimization non-differentiable optimization nondifferentiable optimization non-differentiable programming non diffracted acoustic beam non-diffracted acoustic beam nondiffracted acoustic beam nondiffracting beam non diffraction beam non-diffraction beam nondiffraction beam non-dimensional nondimensionalization non-dimensional number non-diploma certificate nondipolar non direct drug design non-direct drug design nondirect drug design nondirectional

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。