“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	electron diffraction electron diffraction analysis electron diffraction technique electron diffractometer electron displacement polarization electron donating group electron-donating group electron donor electron donor acceptor complex electron donor-acceptor complex electron donor-acceptor complex (EDA complex) electron donor of soil redox electron double layer theory in flotation electronegative electronegativity electronegativity equalization erinciple electron-electron bremsstrahlung electron-electron interaction electron emission electron energy analyzer electron energy level electron energy loss near-edge structure electron energy loss spectrometer electron energy loss spectrometer, EELS electron energy loss spectroscopy

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。