It is shown hat the process of virtual photons shortens the lifetime of atom in excitation state, and remits in drift of energy levels of the ground state of atom.
结果表明，虚光子过程使原子处在激发态的寿命缩短，并导致原子的基态能漂移。
Basing the simulation analysis results of HXMT, the following conclusions can be got: the design standard can be met in sine excitation state in bolt fix install method.
硬x射线调制望远镜HXMT整体有限元分析结果表明：采用螺栓固定的安装方式，硬x射线调制望远镜HXMT在正弦激励状态下满足设计要求。
The other water masers of vibrational ground state and the emissions and absorptions of vibrational excitation states became detectable due to the advance of science and technology.
由于科学技术的进步，振动基态的一些其他水脉泽，振动激发态的一些发射线与吸收线已变得可以探测。
The quantum fluctuations of the charge and current in the two loops of the circuit were studied under squeezed vacuum excitation state, squeezed vacuum state and vacuum state, respectively.
研究了压缩真空态的激发态、压缩真空态和真空态下回路中电荷和电流的量子涨落。
As for the strong nonlinear and uncertain characteristic of the power system, the nonlinear state PI coordinated controller of excitation and valve is proposed in this paper.
针对电力系统的强非线性和不确定性的特点，直接对其非线性不确定对象设计了非线性状态PI励磁汽门协调控制器。
Simulation results show that nonlinear state PI SVC controller cooperating with the excitation system of generator can improve dynamic stability of power system effectively.
仿真计算表明，SVC与发电机励磁非线性状态PI协调控制器能有效地提高系统的暂态稳定性。
MELP vocoders utilize mixed pulse and noise as the excitation to elimate the buzzes in traditional LPC vocoders, and add a jitter voicing state to overcome the tonal noise.
MELP声码器采用混合脉冲和噪声激励解决了经典LPC的嗡嗡声的问题； 引入了抖动浊音状态以克服音调噪声；
The final basic cause that resulted in the failure is no working state monitoring signal and failure warning signal of power supply source of controlled silicon excitation device.
最终查出造成机组事故的根本原因是可控硅励磁装置供电电源无工作状态监视信号及故障报警信号；
The crux of this method is that excitation equations for J K, D and T flip flops are obtained directly from the state transition diagrams(STDs).
该方法之关键在于直接从时序电路的状态转换图（STD）获得J-K、D和T触发器的激励方程式。
In order to improve design safety and reliability on ship-borne device, dynamic character of a ship-borne device was simulated based on sea state excitation.
为了提高船载装置设计的安全性和可靠性，对基于海况环境激励的某船载装置动力学特性进行了仿真分析。
The linear state equations of the dual-excited synchronous generator are obtained and the law of linear optimal excitation control is achieved.
推导出双轴励磁同步发电机的线性化状态方程序以及线性最优励磁控制规律。
The state table, excitation table, and state equation of a new type full-function JD flip-flop are presented.
提出了一种新型的全功能JD触发器的状态表、激励表和状态方程。
In this paper, the harmonic balance method has been developed for calculating the steady state response of locally nonlinear dynamic systems under periodic excitation.
利用谐波平衡法研究了局部非线性系统在周期激励下的稳态响应问题。
Meanwhile the excitation potential of mercury atom in high energy state has been measured and the measurement limitation, as well as the measurement conditions, have been discussed.
同时对汞原子高能态激发电势进行了测量，讨论了测量条件及其局限性等问题。
It has been found that a bound state of excitation exists around a paramagnetic impurity with its energy level in the energy gap.
证明在磁性杂质附近，可能形成一个束缚态的元激发，其能量位于能隙之中。
The zero state response to an arbitrary excitation in a fist order circuit can be solved by either the convolution integral or the three element method.
一阶电路在任意激励下的零状态响应，既可以用卷积积分法，也可以用三要素法进行分析与计算。
The LIF intensity is a function of the initial molecular state multipoles, the line strength factor and the dissociation excitation geometrical factor.
激光诱导荧光强度是光碎片分子初始态多极矩、线强度因子和解离—激发几何因子的函数。
2 check the excitation system, inspect the running state of the slip ring and the commutator.
检查励磁系统，检查滑环和整流子的运行状态。
This paper discusses the effect of the inertias in control loop on the steady-state stability of generator excitation optimal control system.
本文讨论了发电机励磁最优控制线路中存在的惯性对系统静态稳定性的影响。
This work shows that for a kind of centrosymmetric systems with parametric excitation, their chaotic state has centrosymmetric property. Our result illustrates that chaos with symmetry may exist.
本文工作证实，对于一类具有中心对称型的参数激励系统，其混沌态也具有中心对称性质，从而说明了浑沌并非一定是一种非对称性的动力学形态。
An experiment on unconstrained (free) steady-state excitation has been made for the system mentioned by means of a transfer function analysis instrument, and impedance figure has been plotted.
作者用传递函数分析装置对上述系统进行了无约束(自由)的稳态激励试验、绘制了阻抗图。
Based on confocal configuration, a laser-induced fluorescence detector using laser diode double-pumped solid-state laser (LD-DPSSL) as excitation source is described.
以半导体激光泵浦-固体激光器为激发光源，采用共聚焦光学结构，研制了一种小型化激光诱导荧光检测器。
At last, based on the discrete state equation, two kinds of adaptive inverse control system were set up to control the acceleration of the countertop under the random excitation.
最后，借助于振动台的离散五刚体模型，将振动台的台面加速度作为控制目标，进行了复合实验系统在随机输入作用下的控制仿真。
It is showed that the excitation controller has satisfactory steady state accuracy and dynamic property. Phase-lock process is speeded up using excitation collaborative control.
实验结果表明，该励磁控制器除了能保证很高的稳态精度外，还具有较好的动态性能，并能在协同锁相过程中能够加快锁相的速度。
In all kinds of power station, excitation system is key device which guarantees that synchronous generator works in normal state and increases stable level of electric network.
在各类电站中，励磁系统是保证同步发电机正常工作，提高电网稳定水平的关键设备。
On the base of traditional vector control, the improving excitation system is established by importing the dynamic change in network voltage and state flux current.
在此基础上，对励磁系统加以改进，将电网电压及等效定子磁场电流的动态变化引入系统，在考虑电网波动情况下建立了风力发电励磁控制系统。
The result show that the motor excitation current and torque current have been decoupled. The motor dynamic response fast, smooth operation, and has good steady-state performance.
试验结果表明，电动机的励磁电流和转矩电流解耦成功，电动机动态响应快，运行平稳、具有较好的稳态性能。
The two-state ratchet model has been introduced in Chapter 3. The reaction of ATP hydrolysis has been phenomenologically corresponded to an excitation on Brownian motor.
本文引入两态棘轮势模型，将ATP水解的释能反应唯象地视为对布朗马达的一个激励。
The two-state ratchet model has been introduced in Chapter 3. The reaction of ATP hydrolysis has been phenomenologically corresponded to an excitation on Brownian motor.
本文引入两态棘轮势模型，将ATP水解的释能反应唯象地视为对布朗马达的一个激励。
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