您要查找的是不是：
- Atomic clocks rely on regular oscillations of caesium atoms to keep time and are extremely accurate. 原子钟依靠铯原子的均匀振动记录时间，故而十分准确。
- caesium atomic clock 铯原子钟
- Such a molecular or atomic clock is now being developed and promises to be very accurate. 这种分子和原子钟目前正在发展中，预期能有很高的准确度。
- Earth's rotation spins out of accord with atomic clock. 地球的旋转与原子钟不相一致。
- The atomic clock is accurate to one millionth of a second. 原子钟计时可以精确到百万分之一秒。
- UTC is the high-precision atomic clock version of GMT (Greenwich Mean Time). UTC：协调世界时(Universal Time Coordinated)，过去曾用格林威治平均时(GMT)来表示。
- The atomic clock uses the oscillations of atoms of caesium-133. 原子钟使用caesium-133原子作为振荡器。
- Additional test results also indicate that the new hydrogen maser atomic clock onboard GIOVE-B is working correctly. 此外，测试结果还表明GIOVE-B携带的氢微波激射器原子钟运转良好。
- It will connect toany specified atomic clock on the Internet and set your entire network's time and date correctly. 将在互联网络上联结到任何被标示的原子的时钟和设置你的整个的网络日历正确地。
- Combined with an Atomic Clock Synchronization feature, the shutdown time is accurate. 被与一个原子的时钟结合起来起重要作用，关闭时间是准确的。
- The heart of this atomic clock is a cesium atom that vibrates 9.2 billion times a second when heated to the temperature of boiling water. 这一原子钟的心脏是一个铯原子，在被加热到水的沸腾温度时，它的振动频率为每秒92亿次。
- Future Columbus experiments include an atomic clock that will test minuscule timing effects including those expected by Einstein's General Theory of Relativity. 末来，哥伦布实验舱还会进行包括利用原子钟测试爱因斯坦的广义相对论对时间的微小影响。
- Accurate distance measurements require accurate timepieces, which is why each of the24 GPS satellites carries an atomic clock[ see“ Retooling the Global Positioning System,” by Per Enge; Scientific American, May]. 要准确的测量距离得有准确的计时器，所以24个gps卫星都各自携有原子钟（见2004年6月号〈PS：让路痴不再迷路〉。
- Phase frequency skip of atomic clock is one of an important factor to restrict accuracy and stability of standard time signal, so its analysis and detection is very important in time keeping work. 原子钟相频跳变是制约标准时间信号准确度和稳定度的关键因素之一,它的分析和检测在守时系统自动化监控中非常重要。
- The time difference between your computer clock and the atomic clocks is generally smaller then 500 msec (0.5 seconds). 之间的时间差您的电脑时钟和原子钟是普遍较小，然后500毫秒（ 0.;5秒） 。
- In a traditional atomic clock, atoms are illuminated by microwaves, in the gigahertz frequency range. 在传统的原子钟里，原子受到吉赫波段的微波照射。
- They placed very stable and accurate atomic clocks on regularly scheduled jet airliners. 他们将非常稳定、准确的原子钟装在定期飞行的喷气式班机上。
- All modern clocks - down to the latest atomic clock accurate to one second every 30 million years - depend on oscillation. 所有的现在钟表,包括最新精准到3千万年一秒钟误差的原子钟,都依靠振荡。
- Nevertheless, atomic clocks are accurate enough to record the shift and confirm that time really is stretched by motion. 然而，原子钟的精准度确实能记录这个时间差，并验证时间真的会因运动而拉长。
- Examples include the movement of the sun across the sky, a pendulum or vibrating crystal, or, in an atomic clock, the natural vibrations of atoms. 例如，太阳的东升西落、钟摆、振荡晶体或原子钟的原子自然振荡。
