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- sweep voltage wave 扫描电压波
- very slow sweep voltage wave 极慢扫描电压波
- Comparing with other current, the interfluent power supply has many merits such as simple structure, high precision and perfect voltage wave. 该交流稳压电源与现有交流稳压电源比较，具有结构简单、精度高、电压波形好等优点。
- In addition, the impulse loads caused voltage wave and flink, and lopsided loads caused imbalance of three - phase voltage. 另外，电力系统中的冲击负荷也引起电压波动和闪变，不对称负荷引起三相电压不平衡。
- In the modern power system,acute fluctuation of load lead to great difference of wave crest and trough,abundance non-linear load make severe aberrance of current and voltage wave. 现代电力系统中，负荷波动剧烈使负荷峰谷差值很大，大量的非线性负荷使电流、电压波形畸变严重，这些因素使电能计量误差显著增大，并使计费不合理。
- This paper improves the accuracy of numerical correction using the data fitting method to get the equation for the step response and the cubic spline function to get the first and the second derivatives of the output voltage wave. 本文采用曲线拟合的方法得到方波响应的方程,并采用三弯矩样条函数求得输出电压波形的一阶、二阶导数,从而提高了数值校正的准确度。
- The 12 bit buildin A/D convertor is used to acquire the control signal the capture function of Timer _A is used to get synchronous information,the PWM outputs of Timer _B are used to generate voltage wave. 采用内建的 12位 A/D转换器采集控制量 ,利用定时器 A的捕获功能取得同步信息 ,通过定时器 B的 PWM输出实现波形产生。
- Voltage Wave and Its Restrain in Coal Mine 煤矿电压波动及其抑制
- SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves. SPWM（正弦脉宽调制）是由控制回路产生一组等幅而不等宽的矩形脉冲列，用来近似正弦电压波。
- Don't leave her alone to sweep up after the party. 宴会结束后别让她一个人打扫清洁。
- Liberals sweep to victory in divided Canada. 加国选举，自由党大获全胜。
- Rise at dawn and sweep the courtyard. 黎明即起，洒扫庭除。
- He picked up the broom to help me sweep the floor. 他拿起扫帚帮我扫地。
- Be sure to sweep the room clean. 一定要把房间打扫干净。
- He helplessly watched the wave sweep his cap away. 他眼巴巴地看着帽子被海浪卷走了。
- We almost sweep off our feet by the wave. 我们几乎让浪头给打倒了。
- Let's give our room a good sweep. 让我们把房间好好打扫一下。
- The boss sacked half of his employees at a sweep. 老板一下子裁去了半数雇员。
- She was left to sweep up after the party. 聚会结束后她被留下来打扫。
- Analysis to On-off Voltage Wave and Its Parameter of Switched Power 开关电源的电压波形及其参数分析
