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脉冲波
Definitions Defs Origin Strokes Stroke Words Sentences Sents
脉冲 (脈衝) mài​chōng
pulse noun
pulse (physics)

雷达通过发射电磁脉冲来探测目标。

léi​dá tōng​guò fā​shè diàn​cí mài​chōng lái tàn​cè mù​biāo.

Radar detects targets by emitting electromagnetic pulses.