square wave

The concept of square wave and EFT drive unit are introduced in this paper.

本文介绍方波信号发生器及场效应管驱动器的原理与设计.

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Miniature passive hydrogen maser is developed at Shanghai Observatory cavity design and square wave frequency modulation.

介绍了上海天文台被动型小氢钟的设计和研制,给出了初步的测试结果.

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The perfectly designed square - wave insures the stableness and concentration of electric arc.

设计理想的方波电源,确保了电弧的稳定和集中.

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The principle of square wave inverter using IGBT switch devices was intreduced.

本文介绍了新型开关元件igbt管 作为逆变开关元件的交流矩形波逆变器的原理.

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Introduce the principle of MOSFET AC square wave inverter power source.

介绍了MOSFET交流方波逆变电源的工作原理.

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This diagram displays both steady and transient states simultaneously under the test of square wave - torque command.

此向量图同时展示出方波转矩命令测试时之稳态和暂态响应.

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An optimization calculation of interleaver made of cascade Mach - Zehnder fiber interferometer with square wave is forward.

提出了一种具有方波形输出谱的级联马赫-曾德尔光纤干涉仪型梳状滤波器的优化计算方法.

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C operating circuit and A . C operating circuit with sinus wave . square wave, suitable frequency and.

点灯线路包括直流点灯线路和具有正弦波、矩形波 、 适当频率波等的交流点灯线路.

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Simulation results indicate that an input square wave can be tracked precisely using this feedforward controller.

仿真结果表明,该前馈控制器可以精确跟踪方波输入信号.

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It is analyzed in the paper that square wave operation combines with subharmonic PWM.

本文分析了这种拓扑采用的方波和消谐波PWM结合 的调制方法.

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Procedures for selecting the square wave!

方波的产生程序!

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Square wave AC, or switched DC, power sources are particularly attractive for welding aluminium.

方波交流 、 直流电源焊接铝特别具有吸引力.

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A method for determination of copper and zinc in vegetables by stripping square wave voltammetrywas presented.

研究了用方波溶出伏安法测定蔬菜中铜和锌含量的方法.

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This thesis research the direct torque control of square wave brushless DC motor.

本文主要研究方波无刷直流电机的直接转矩控制.

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The rare earth permanent magnet brushless DC square wave motor is a new type of motor.

稀土永磁无刷直流方波电机是一种新型电动机,其性能优越,发展前景广阔.

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