请输入您要查询的字词：
单词
铯钟
释义
铯钟
Encyclopedia
工学
频率标准
释
cesium clock
铯钟
利用铯（133Cs）原子基态两个超精细能级间跃迁作为频率参考（在不受外场干扰的条件下，频率为9.192631770吉赫），通过锁定环路锁定晶体振荡器，使晶体振荡器能够输出高稳定度和高准确度时间频率信号的原子钟。采用的工作原子为铯原子，又称铯原子频率标准（简称铯频标）、铯原子钟。
Astronomy
cesium clock; caesium clock; cesium-beam clock
铯钟
随便看
immediate history
immediate hypersensitivity reaction
immediate inference
immediate injury induced by nuclear explosion
immediately dangerous to life or health concentration
immediate predecessor
immediate prime subideal
immediate successor
immediate toxic effect
immediate transition
immedicable
immense
immensity
immerse
immersed
immersed boundary method
immersed curve
immersed echelle
immersed grating
Immersed in Love
immersed manifold
immersed minimal surface
immersed submanifold
immersed surface
immersible
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：2026/6/10 7:37:32