Wave shaping circuits derive the other desired waveforms — square, pulse, triangle, etc. — from the sawtooth output by the core circuit.

波整形电路从核心电路的锯齿波得到其他想要的波形——方波，脉冲波，三角波。

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Shooting experiments on step pulse and burst square pulse show that the data generated by the former has higher resolution.

实验中进行了激发震源实验，激发震源采用的是阶跃脉冲和窄方波脉冲，结果表明前者所获资料的分辨率较高；

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Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).

脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。

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Sure, there is plenty of art to see around town in the weeks leading up to Art Basel, a ridiculous amount, actually from the main fair, to the satellite fairs like SCOPE, PULSE, NADA and Design Miami, to every square inch of Miami real estate where an installation of some sort could be staged.

FORBES: The Six Stages Of Miami Art Basel