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rtlt

/ɑːr tiː ɛl tiː/

翻译: 往返时间,指信号从地球发送到航天器或其他物体再返回原点所需的时间。

1 个条目

noun

C1formalcommontechnical缩写/ɑːr tiː ɛl tiː/

不可数 · 专有名词

An abbreviation referring to the elapsed time it takes for a signal to travel from Earth to a spacecraft or other body and back to the starting point.

  • 🇨🇳往返时间,指信号从地球发送到航天器或其他物体再返回原点所需的时间。
  1. Round-Trip Light Time C2 formal scientific

    The elapsed time it takes for a signal to travel from Earth to a spacecraft or other celestial body and back to the starting point.

    • The RTLT for the Mars rover is approximately 20 minutes.
    • Engineers must account for the RTLT when sending commands to distant probes.
    • The RTLT to the Voyager spacecraft is over 20 hours.

    🇨🇳往返光行时