The light purse used in said method may be either an X-ray pulse or an electron beam pulse or ultra-sonic pulse.

本发明所用光脉冲可以是X射线脉冲，也可以是电子束脉冲或超声波脉冲。

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When the pulse-generator sends an ultrasonic pulse to the wireless electrode, the sonic energy causes a receiver in the electrode to vibrate.

当其向无线电极发出超声脉冲时，电极中的接收器会因音波能量而震动。

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It fired a sonic pulse at the ground and used the speed of the returning echo to calculate our height.

NPR: Excerpt: 'Skybreaker'

Because of this, Sonic Pulse may actually be the most important card in the deck, as it lacks any real removal spells.

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