“脉冲”造句

某些脉冲星发送脉冲比地球上最精确的时钟都准时。
Some pulsars keep time better than the earth's most accurate clocks.

脉冲通常以微秒计。
The pulse is usually timed in micro-seconds.

光化学反应使光变为电脉冲。
The photochemical reactions transform the light into electrical impulses.

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