查询词典 time of pulse

PbWO4 and CeF3 which are newly developed inorganic scinti1latr in our country have been studied. Photo-electricity detector systemes which have high γ sensitivity and relative insensitive to neutron and fast time response were assembled by using CeF3 and photomultiplier tube. The ratio of signal-to-noise for γ ray detection can be up to more than 10 times in close distance n,γ commix pulse radiation field by using this detector system.

对PbWO4和CeF3等近年国内新研制的无机闪烁体进行了系列研究，使用CeF3分别配光电倍增管和光电管，组合出了对γ辐射灵敏度高，对中子相对不灵敏，同时脉冲响应也快的光电探测系统，应用以此为基础的探测技术在近距离n，γ混合脉冲辐射场中，可将脉冲γ辐射探测信噪比提高一个量级以上。

The algorithm found the least period based on the greatest common divisor of the received adjacent threaten pulse time space, and compared with the received signal continually to correct the error, and then deduced the key value which shows when to stop the algorithm.

该算法根据收到的相邻威胁脉冲时间间隔的最大公约数，找到其最小周期，并不断和接收到的信号相比较以纠正误差，并推导了算法停止的关键值limit。

At the same time, this paper set up a three-dimensional model, then analyzed and calculated of conducting cylinder heat transmission through software MATLAB and COSMOS. A mathematic model initial injection pulse-width is set up according to the quality's continuousness and the energy conservation law.

根据气体状态方程和能量守恒定律分析建立了基本喷油脉宽的数学模型，并运用在国产125ml摩托车汽油发动机上，仿真得出此发动机电控汽油喷射系统的初始喷油MAP图。

The relations between the center of time gravity of the ultrashort cosine-Gauss pulse and the absolute phase, the parameter of the cosine function are studied.

河北科技大学经济管理学院，石家庄 050018研究了几周期超短余弦-高斯脉冲的时间重心与绝对相位以及与余弦函数参量之间的关系。

The good agreement of experimental results with the simulated values shows that D'Alembert's method coupled with the finite-difference time-domain method could be used to study and accurately analyze the pulse circuit from the electromagnetic viewpoint.

仿真和实验结果良好的一致性证明了达朗伯公式行波法结合时域有限差分法可以从电磁场角度研究并精确分析脉冲产生电路。

The time constant of fluorescence decay of Phe a RC after excitation with 45-fs, 799nm laser pulse was observed to be faster than that of native reaction centers in control.

飞秒激光诱导实验表明，诱导后修饰反应中心时间分辨的发射荧光寿命降低。

Deducing course of the equation of electronic pulse frequency on electronic cam is narrated in this article,at the same time parts of controlling program are been supplied on electronic cam.

论述了电子凸轮通电脉冲频率关系式的推导过程，给出了电子凸轮的部分控制程序框架，揭示了电子凸轮通电脉冲频率与凸轮从动件运动规律之间的内在联系，为实现电子凸轮从动件的速度控制提供了理论依据。

The exponential attenuation curve of the gain along the pulse propagation time is simulated.

分析了分幅相机增益衰减的理论模型，利用Mathematica软件模拟了增益随电脉冲传输时间指数衰减的曲线图。

The area that has pulse drive only connects means to give out the device that choose frequency, like exterior sound wave the time domain of filter and antenna is answered.

只存在脉冲激励的带通体例给出选频安装，如概况声波滤波器和天线的时域响应。

How to reduce the energy consume so that the quality of the interceptor would be reduced and enhanced the final velocity and average velocity are the key technology of the system scheme for LRADI. Aimed at the character of the LRADI, analysis and study the questions of adoption"interval time can be changed double pulse Solid Rocket Motor"and"double high cast virtual target composition guidance trajectory".

因此如何降低能量的消耗、减轻拦截器的重量，提高末速度和平均速度成为远程反空气动力目标拦截器总体方案的一个重要关键技术，本文针对远程反空气动力目标拦截器的特点，提出和论证了采用"间隔时间可调的双脉冲固体火箭发动机"和"双高抛虚拟目标复合导引飞行弹道"两条新技术途径相关的各种问题。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。