... 北极星任意时角法method by hour angle of Polaris 时号time signal 平时式时号mean—time signal ...
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短语
时号改正数
[天]
correction to time signal
平时式时号
meantime signal
;
[天]
mean-time type time signal
节拍对时时号
vernier time signals
时号站
timesignalstation
调制时号
[天]
modulated time signal
定时号志控制
Scheduled Signal Control
调变时号
modulated time signal
时号台
time-signal station
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