pulsed中文什么意思

例句与用法

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1. The different excitation sources are pulsed to give intermittent radiation .
   各种激发源形成脉动，以产生间歇的辐射。
2. In this context one speaks of pulses as wave packets or wave groups .
   在这个意义下，我们把这样的脉冲叫做包波或包群。
3. Position control of d. c. motors has been done by means of pulse width modulation .
   直流电机位置用脉冲宽度调制法控制。
4. Still another system is designed to send out transient pulses intermittently .
   还设计了另一种系统，它能够间歇地发送瞬间脉冲。
5. The rate at which pulses can be sent and received on copper wires is called frequency .
   脉冲通过铜线送出和接收的速度称为频率。