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- M-type four level atom 四能级原子
- N-type four level atom N型四能级原子
- A momentum transfer of a moving three level atom interacting slantingly with a standing wave laser field is analysed. 分析了一个运动的三能级原子与一个驻波激光场在斜交相互作用时的动量传递行为。
- By using quantum method and decorrelation approximation, the twophotonbistability equation in three level atom medium is obtained. 用量子的方法,退关联近似,获得了三能级简并双光子双稳态方程。
- By using quantum method and decorrelation approximation, the twophoton bistability equation in three level atom medium is obtained. 用量子的方法,退关联近似,获得了三能级简并双光子双稳态方程。
- Above four levels, reads, said, writes, translates the fluency. 在四级水平以上, 读, 说, 写, 翻译流畅。
- System can be classified into two,three or four levels. 制度可以划分为两个、三个甚至四个层次;
- High order harmonic spectra in an intense laser field are obtained by salving the time dependent schrodinger equations with two level atom model.The results are agreement with experimental data. 利用两能级原子模型，通过直接求解含时薛定谔方程得到了强激光场中的高次谐波谱，和实验中观察到的谐波谱相似。
- Form macro and microlevel ,the forming of the medicine industrial cluster of Tonghua have four level, Themedicine industrial cluster is the main important factor that. 医药产业集群是推动通化经济高速发展的主要动力和重要因素。
- After analyzed customer loyalty and the relevant concepts and it's essence,pointed the four level of customer loyalty and the value of customer loyalty hase been analyzed also. 通过界定顾客忠诚的概念、内涵,本质,指出了顾客忠诚的四个层次和顾客忠诚的价值。
- The Afghan government plans four levels of security on Election Day. 阿富汗政府计划为大选日布置四层安保力量。
- The top four levels of GSA shredders are all cross-cutting machines. 价更优！
- Billy: Cool. If I took all four levels would I get some sort of degree? 比利：酷喔。那如果我四级都上完了，可以拿到什麽学位吗？
- Single mode field and two level atom 小弟找到了单模二能级
- By using four level rate equation ,the effect of Nd:YVO 4 length and KTP length on the laser output power is calculated for LD pumped green lasers. The optimization results are given. Theoretical analysis agrees quite well with the experimental results. 利用四能级激光系统的速率方程 ,对激光二极管 (LD)纵向泵浦Nd :YVO4 /KTP腔内倍频绿光激光器激活介质和倍频晶体的长度对输出激光功率的影响进行了理论计算 ,给出了参数优化结果 ,分析了它的工作特性 ,得到与理论计算符合较好的实验结果。
- The related numerical value simulation test was conducted with five factors of the bolt diameter,bolt length,bolts spacing,bolting length and bolt pretension and four level normal test methods. 选择锚杆直径、锚杆长度、锚杆间排距、锚固长度及锚杆预紧力等5个因素、4个水平的正交试验方法进行了相关的数值模拟试验。
- An efficient Sisyphus cooling and geometric cooling of three level atoms in blue detuned evanescent light wave are discussed, and the kinetics processes of atom cooling in a pyramidal and conical hollow trap is studied by Monte Carlo simulation. 讨论了三能级原子在消逝波光场作用下的Sisyphus冷却和几何冷却机制， 通过蒙特卡罗（Monte－Carlo）方法分别模拟了消逝波光场在方锥形势阱和圆锥形势阱两种情况下对原子冷却的动力学过程， 并计算了原子在不同的失谐量、激光功率及消逝波的判断宽度下的冷却情况。
- RUP acknowledges four levels of testing: unit testing, integration testing, system testing, and acceptance testing. RUP确定了四级测试:单元测试、集成测试、系统测试和验收测试。
- A feasible scheme is presented for the teleportation of an unknown atomic state via far off resonant interaction of a degenerate V type three level atom with coherent state cavity field. 根据简并V型三能级原子与光场的远离共振相互作用系统的改进型有效哈密顿量,通过矩阵方法,推导出系统随时间演化的波函数,提出一种未知原子态的隐形传态方案。
- What are the four levels of commitment to e-business and what are some examples of each? 电子商务四个层次是什么?而且对每个进行举例说明?
