请输入您要查询的字词:
单词
喷泉钟
释义
喷泉钟
Encyclopedia
工学
频率标准
释
fountain clock
喷泉钟
通过激光冷却技术制备冷原子团,然后利用激光频率的特定变化把原子团上抛,由于重力作用,原子团到达顶点之后自由下落形成原子喷泉,在冷原子上升下落过程中将微波频率锁定到原子基态超精细能级跃迁的频率上,从而得到钟跃迁频率的原子钟。又称冷原子喷泉钟。
Astronomy
fountain clock
喷泉钟
随便看
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
natural uranium
natural uranium exists in the form of water
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:2025/8/26 19:17:09