“room-and-pillar mining method”的概念、定义、翻译、参考文献-科学参考

单词	room-and-pillar mining method
释义	room-and-pillar mining method Encyclopedia 工学房柱采矿法释 room-and-pillar mining method房柱采矿法矿房回采过程中靠围岩和留下的规则连续矿柱或间柱来维护采场稳定性的空场采矿法。简称房柱法。
随便看	natural source geoelectric field natural span of life natural spline natural standard natural strategy natural stratification natural structure natural succession natural sum natural surjection natural surveillance natural system Natural System of Wrangel Island Reserve Natural System of Wrangel Island Reserve of Russian World Natural Heritage natural termination natural territorial differentiation of China natural tetrad natural textile fibers natural theology natural tolerance natural topology natural transformation natural trihedron natural unit natural unit system

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。