“竖井凿岩”的概念、定义、翻译、参考文献-科学参考

单词	竖井凿岩
释义	竖井凿岩 Encyclopedia 工学竖井施工方案释 shaft drilling竖井凿岩竖井施工中，在井筒围岩上钻凿炮孔的作业。是竖井掘进中的一项主要工序，约占整个掘进循环时间的20%～30%。
随便看	bounce rate bounce resonance bouncing model bouncing of liquid stream bound boundaries of land rights boundaries of the active block boundary boundary adjustment boundary arc boundary behavior boundary cell boundary chain boundary circle boundary cluster set boundary collocation Boundary Commission of Liberia boundary complex boundary component boundary condition boundary condition of electromagnetic field boundary condition of electrostatic boundary condition of magnetostatic boundary condition of mixed type boundary conditions

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。