您要查找的是不是：
- single square wave voltage 单方波电压
- injecting square wave voltage protection 叠加方波电压式保护
- square wave voltage 矩形波电压
- Excellent staable are from Ac square wave, avoid high frequency hazard. 交流方波自稳弧性能优异,免除高频危害。
- 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。
- When the square wave signal pass the LPF,we can get the sine signal. 经过分析可知,检测过程中的低通滤波器对检测的精度和速度有重要影响。
- As the tide retreats still further, spire shells are exposed, as many as 35,000 buried within a single square yard. 尽管潮退仍然继续 螺旋贝壳暴露了出来,在这平方码内 埋藏了大约35000只螺旋贝壳
- 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。
- Square waves, like sine waves, are periodic. 方波如正弦波一样是周期性的。
- How many species of invertebrates could you expect to find in a single square metre of soil from a European beech forest? 从欧洲山毛榉林的一平方土壤中你可以找到多少种无脊椎动物?
- Based on the practice of designing single phase uninterruptable power supply(UPS), this paper introduces design of phase locked synchronous circuit for off line square wave UPS, on line USP equipped with and without output transformer. 通过单相不间断UPS电源的设计实践 ,介绍了后备式方波输出UPS、带输出变压器在线式UPS和无输出变压器在线式UPS锁相同步电路的设计。
- The following conclusions has been made:1)The electrode width can be optimized to get the lowest half wave voltage of BOA type optical switches. 结果表明 :通过优化设计电极的宽度可以获得 BOA型光开关最小的半波电压 ;
- Single square holder responds to the insert for front turning, back turning, grooving, threading, round nose shape cutting and cutting off operations. 不同功能切削刀片如前扫刀,后扫刀,切槽刀,螺纹刀,圆鼻刀,切断刀皆适用于长方形的刀柄上
- Results In the truncal vagotomy group,slow wave voltage significantly increased, however spikes did not significantly changed. 结果实验组慢波幅度明显升高,快波未观察到显著性变化。
- Sunfengqi believes that the current model of many single square : a large office building, a large lawn, re-plant some trees do embellishment. 孙凤岐认为，目前许多广场模式单一：一个庞大的办公楼、一块大草坪、再种一些树做点缀。
- Because the clamp effect of DC voltage source, AC side output the rectangular wave voltage waveform, and it has nothing to do with the load impedance angle. 由于直流电压源的钳位作用,交流侧输出电压波形为矩形波,并且与负载阻抗角无关。
- As an example of the technique, let's compute the Fourier series which corresponds to a square wave. 作为这种方法的一个例子，让我们计算一个方波的傅里叶级数。
- For sine wave, triangle wave, and square wave, the good performance of current output is proved by experiments. 经过实验验证,对于正弦波、三角波和方波,负载输出电流波形跟踪良好。
- The signal thus received will no longer look like a square wave but will be distorted in shape and spread out in time. 这样收到的信号看起来不再象矩形波,而是受到畸变,并且持续时间延长了。
- When the actuator is actuated with a square wave, the corresponding mean velocities are 4.70m/s and 4.22m/s. 该致动器存在两个共振频率;在共振频率下工作;方波分别出现了4.;70m/s和4
