“laser guide of vertical shaft”的概念、定义、翻译、参考文献-科学参考

单词	laser guide of vertical shaft
释义	laser guide of vertical shaft Encyclopedia 工学建井测量释 laser guide of vertical shaft立井激光指向法在立井掘进砌壁的过程中，应用激光投点仪代替中心垂球，来标定立井井筒中心点即立井垂直凿进方向的方法。又称立井激光指向。
随便看	Johnson midpoint Johnson-Morgan photometric system Johnson-Morgan photometry Johnson-Morgan system Johnson noise Johnson-Nyquist noise Johnson photometry Johnson scheme Johnson's inequality Johnson solid Johnson Space Center Johnson Storm Johnson theorem Johnson triangle Johnson triangle circumcircle Johnson算法 John Sousa John's snapper John Steinbeck John Stewart Burgess Johnston Island John Stuart Mill John Szarkowski John Taverner John Terence Dibben Wisdom

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。