有关这些建议和其他替代建议的说明，请参阅《斩波器，公立学校的宗教：拟议的宪法标准》。
For a consideration of these and other alternative proposals see Choper, Religion in the Public Schools: A Proposed Constitutional Standard.
前级为升压斩波器，用于实现最大功率跟踪；
The front step is the boost chopping circuit, for realized to slot its last power;
斩波器是实现脉冲电流电解加工的有效方法之一。
Chopper is one of the effective devices for pulse current electrochemical machining.
光学微型斩波器是一种新型器件，主要用于热释电红外敏感器。
The optical microchopper is a new type device for pyroelectric infrared image sensor.
计算结果可用于中子斩波器的理论设计及其相关物理参数的选择。
The results can provide the reference and theoretical support for optimizing design and manufacturing of choppers .
新加入的是直流路网中用斩波器和中间电路电压可调的功率变换装置。
Major innovation is the power conversion with chopper and controlled converter DC-link in direct current networks.
通过对斩波器中缓冲电路工作过程的分析，提出了一般缓冲电路的模型。
The model for general snubber circuits is presented by means of analyzing the snubber circuit of a chopper.
本文简要介绍了斩波器的工作原理及大电流斩波器的一些关键技术问题。
The operation principle of chopper and some key technical points of the high current chopper are briefly introduced.
斩波器由以脉宽调制芯片SG3524为核心组成的励磁调节器来控制。
This chopper is controlled by means of exciting adjuster which is mainly composed of pulse-width-modulation core-plate SG3524.
本文阐述由斩波器组成的笼型异步电动机调压系统的设计原理及工作特性。
Discusses the design principle and working properties of the induction motor voltage control system consisting of choppers.
对直流斩波器主电路如何选择专用微型计算机硬件和软件设计进行了讨论。
Selection of DC chopper main circuit, hardware and software design of special purpose microcomputer are discussed.
意思就是说一个电子斩波器将负载调制，它会传递能量给频谱的另一部分。
What this means is that an electronic chopper, which translates energy to a different portion of the frequency spectrum, modulates the load.
主电源采用GTO直流斩波器。主控采用带微分反馈环节的开关斩控模式。
GTO dc chopper is adopted for the main power supply while the switch mode control with derivative feedback loop is adopted for the main controller.
在热成像系统总体设计以及电子处理系统设计时，必须综合考虑斩波器各参数的影响。
We should synthetically consider the effect of the chopper's parameters when designing the whole thermal imaging system and electronic processing system.
用于实现该方法的电路包括测量值采集器(1)、直流斩波器(3)和微控制器(2)。
The circuit for realizing the method includes a measured value collector (1), a DC chopper (3) and a microcontroller (2).
斩波器中主晶闸管反压时间的准确分析与计算是设计换流电感值与换流电容值的重要依据。
Accurate analysis and calculation of reverse-bias interval for main thyristor are the important basis to design the commutation capacitance and inductance.
永磁同步电机变频调速采用空间电压矢量pwm方法，并与斩波器协调控制达到良好控制效果。
The SVPWM method has been adopted in the PMSM speed control, also to obtain the good results in cooperation with the chopper control.
采用通过控制斩波器电压上升斜率以减小电流冲击的基本原理，使机车的机电系统达到运行平稳。
The basic principle of controlling the voltage build-up rate of chopper is adopted to reduce the current impact, which stables the running of mechanical and electrical system of locomotive.
采用基于误差优先判断的PID控制方式来控制斩波器输出电压，从而实现电源输出功率的控制；
Second, the management of power output power can be carried out by PID control mode, which is based on the error of judgment and aims at control the chopper output voltage.
采用晶闸管直流斩波器的脉冲弧焊电源是由普通的直流弧焊电源，附加晶闸管直流斩波器组成的。
Pulsed arc welding power source by thyristor DC chopper consists of common DC arc welding power source and DC chopper.
通过对于瓦格纳斩波器、三相全控整流桥和三相半控整流桥的仿真验证仿真程序的正确性和实用性。
The accuracy and practicability of the simulation program are verified by simulation on chopper, three-phase all-controlled bridge rectifier and three-phase half-controlled bridge rectifier.
斩波控制电路选用了SG3525，经简单处理后得到两路脉冲输入到驱动芯片中作为斩波器的驱动信号。
SG3525 is selected as the core device of the chopper. meanwhile. two pulse that will input to the chopper can be obtained by simple design.
斩波器是红外探测系统、激光雷达系统等的重要组成器件，传递函数可以用来描述斩波器的光学传递特性。
Chopper is an important part of infrared detecting system and laser radar; the transfer function is used to characterize the optical transfer characteristics of chopper.
介绍以蓄电池和串励直流电动机为动力的电动搬运车辆用斩波器的种类、型号、参数、电路原理和应用情况。
The sort, type, parameter, circuitry and application of the choppers used in power-driven vehicles with storage battery or series DC motors.
设计并研制出了工作频率为2.5千赫，输出电流从60到250安连续可调的可控硅斩波器及其栅控装置。
A 2.5 KHZ SCR chopper, with the output current controlled continuously from 60a to 250a, and its grid-control device has been designed and built.
经试验，验证了已有实验台设计的合理性，包括验证混合磁铁设计、四象限斩波器设计和控制电路设计的合理性。
The experiment result proves rationality of the experiment console that has been designed, including blending magnetic iron, IV quadrant chopper.
对阿基米德螺旋线调制斩波器的曝光效率进行了理论分析和数值模拟，得到斩波器曝光效率对后续信号处理的影响。
The Archimedes spiral cord modulating chopper's exposure efficiency was theoretically analyzed and numerical simulated, and its impact on the following signal processing was obtained.
对阿基米德螺旋线调制斩波器的曝光效率进行了理论分析和数值模拟，得到斩波器曝光效率对后续信号处理的影响。
The Archimedes spiral cord modulating chopper's exposure efficiency was theoretically analyzed and numerical simulated, and its impact on the following signal processing was obtained.
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