大学英语词汇短语释义解析及例句 atomic clock


释义：

atomic clock 原子钟

例句：


Thus time and time's relativity are measurable by any hourglass, alarm clock, or atomic clock that can measure a billionth of a second.

因此，时间和时间的相对性可以用任何沙漏、闹钟或原子钟来测量，其中原子钟可测量出十亿分之一秒。



Scientists developed the first atomic clock in 1949.

科学家们于1949年制作了第一台原子钟。



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。



The random variation in atomic clock noise is presented at small scale.

在小尺度上，原子钟噪声是完全随机的变化特征。



Experimental results show that the slow cesium atomic clock time a very small unit.

结果实验表明铯原子钟慢了很小的一个时间单位。



It is alternative solution to synchronizing with atomic clock using NTP and Internet.

这是替代解决办法，以同步与原子钟使用的NTP和互联网。


That effectively means, for a few hundred bucks, Williams can turn it into an atomic clock that he could slip into his pocket.


One example of which the White House is fond is the atomic clock the Pentagon helped Harvard to develop so that scientists could test Einstein's theory of relativity.


That famous atomic clock, after all, may first have sprung from nothing more than intellectual curiosity, but it must also have occurred to the Pentagon that precise measurement might have some military use.


The probes also contain a small atomic clock.


Unless Apple was using an atomic clock to measure the exact nanosecond of purchase, it is perhaps fair to say that their choice of Chunli Fu, from Qingtao, China, a week ago, was highly intentional.


"The atomic clock is actually putting out an electronic signal which is essentially analogous to the ticking of a pendulum clock... which might tick once every second or once every couple of seconds, " says Dr McCarthy.


Over a few decades this would amount to a minute's difference, but over several hundred years this would mean the atomic clock time-scale and the time-scale based on the Earth's rotation would be out by an hour.


Jerrold Zacharias at the Massachusetts Institute of Technology developed a practical atomic clock around the same time that Louis Essen and John Parry established the first atomic clock at the National Physical Laboratory in Teddington, west of London.


Since it gets its time from the GPS satellites, all of which contain on-board atomic clocks, if your watch stops you'll always have an accurate clock handy.