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- hyperfine levels transition 超精细能级跃迁
- The second is the duration of 9 192 631 770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom. 秒是铯-133原子基态的两个超精细能级之间跃迁所对应的辐射的9192631770个周期的持续时间。[根据第13届国际计量大会（1967），决议1
- I/O card with RS-232 interface consists of D/A, A/D, I/O, high-speed light-coupled, electric level transition, RS-232 interface and micro-controller, and its testing functions are realized with LabWin/CVI. 含RS-232接口的I/O卡由D/A、I/O、高速光隔、电平转换、RS-232串口和微控制器组成,其测试功能由LabWin/CVI软件实现。
- The Problem that Should be Noticed in the Confidence Level Transition 置信水平过渡中应注意的问题
- Business bounced back to prewar levels. 商业回升到战前的水平。
- I'd like a room on the upper level. 我想要楼上的房间。
- Frequency-offset Locking of LD to Hyperfine Transition of cesium Atoms[J]. 引用该论文 王军民;张天才;谢常德;彭堃墀.
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- Nuclear effects produce hyperfine structure. 原子核的影响引起超精细结构。
- Interest rates are running at record levels. 利率达到创记录的水平。
- In this period, unemployment reaches record levels. 这段时间的失业人数又达到了创纪录水平。
- The ground levels off beyond those houses. 这些房子那边的地变得平坦了。
- We must increase production levels. 我们必须提高生产水平。
- A football field should be level. 足球场地应该平坦。
- Isotope shifts and hyperfine structure spectrum[J]. 引用该论文 马洪良.
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
