请输入您要查询的字词:
单词
Lunar Laser Ranging
释义
Lunar Laser Ranging
Encyclopedia
理学
激光测卫
释
Lunar Laser Ranging
月球激光测距
地面测站上的发射望远镜向月球发射脉冲激光,经过月球表面上的光学四面体棱镜即后向反射器的反射,激光回波沿原路径返回到达地面上的接收望远镜,通过测定激光往返所需的时间,乘以光速便得到地月之间的距离的技术。简称LLR。
随便看
technology for recycling cemented carbide
technology for separation of slag and steel in tapping
technology gap
technology imitation
technology innovation management
technology-intensive industry
technology introduction
technology learning
technology licensing
technology life cycle
technology models of agricultural biomass energy
technology of active protection
technology of advanced measuring infrastructure system
technology of biomass molding
technology of cast iron in ancient China
technology of combined sewer system and overflow pollution control
technology of electrical safety testing and monitoring device of power distribution system
technology of fishes resource conservation
technology of forensic image, phonetics & audio
technology of fossil-fried power genenration
technology of frequency spectrum analysis
technology of gas transmission
technology of ion microbeam
technology of lie detection item development
technology of network publishing
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/6/21 22:49:49