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单词 Pulses per second
释义

Pulses per second

原声例句
连线杂志

Raising the number of pulses per second actually lowers the amount of time the laser has to charge up for each pulse, which results in a weaker impact with the material.

提高每秒脉冲数实际上降低了激光为每个脉冲充电的时间,这样对材料的冲击较弱。

乔布斯传

The kids in the Explorers Club were encouraged to do projects, and Jobs decided to build a frequency counter, which measures the number of pulses per second in an electronic signal.

探索者俱乐部的孩子们被鼓励做一些项目,乔布斯决定做一台频率计数器,这是用来测量一个电子信号中每秒钟的脉冲数量的。

英语百科

Pulse repetition frequency

The pulse repetition frequency (PRF) is the number of pulses of a repeating signal in a specific time unit, normally measured in pulses per second. The term is used within a number of technical disciplines, notably radar. In radar, a radio signal of a particular carrier frequency is turned on and off; the term "frequency" refers to the carrier, while the PRF refers to the number of switches. Both are measured in terms of cycle per second, or Hertz. The PRF is normally much lower than the frequency. For instance, a typical World War II radar like the Type 7 GCI radar had a basic carrier frequency of 209 MHz (209 million cycles per second) and a PRF of 300 or 500 pulses per second. A related measure is the pulse width, the amount of time the transmitter is turned on during each pulse.

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更新时间:2025/6/17 10:33:29