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- cold atomic clocks 冷原子钟
- 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。
- 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。
- 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。
- 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) 。
- The diameters of quartz tubes are usually 12.0,10.0,8.0 mm by cold atomic absorption spectroscopy (AAS). 冷原子吸收法(CAAS);常用石英管内径是12.;0;10
- However, with a fourth reading, the GPS receiver can be largely synced with the atomic clocks on the satellites. 然而,用第四个读数,GPS接收器能够很好与卫星上的原子钟同步。
- Each satellite contains four" atomic clocks," which vibrate at a precise frequency, according to the laws of the quantum theory. 每颗卫星都装有4个“原子钟”,它们根据量子理论法则,以精确的频率振动。
- This paper explained interference factors of blank in measuring track mercury and proposed some solving methods with Cold Atomic Fluorometer. 阐述了冷原子荧光法测定痕量汞影响空白值的诸因数,提出了消除方法。
- The mercury content of esculent fresh water fishes produced from Shanghai was determined by means of the cold atomic absorption luminosity. 以上海地区出产的食用淡水鱼为试样,通过冷原子吸收光度法检测鱼体中的汞含量。
- 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。
- Double-Well Magnetic Surface Microtraps for Cold Atoms[J]. 引用该论文 胡建军;印建平.
- 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。
- To study the conditions of determination of mercury in chitin by cold atom fluorescence spectrometry(CAFS). 研究了冷原子荧光法测定甲壳素中痕量汞的工作条件。
- To understand why timekeeping has suddenly lurched into high gear, it helps to know a little about how atomic clocks work. 若想要了解计时器为何突然倒向高科技阵营,我们必须稍微认识一下原子钟是如何运作的。
- GPS time is controlled to within one billionth of a second by atomic clocks, but the receiver clock might be subject to an error of a second or more per day. GPS时间由原子钟控制,精准度可达10亿分之1秒,但接收器内的时钟每天的误差值可能达到一秒或是更久。
- 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。