satellite emergency position-indicating radiobeacon
卫星应急示位信标 satellite emergency position-indicating radiobeacon 标准频率和时间信号电台 standard frequency and time signal station ..
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卫星应急指位无线电示标 satellite emergency position-indicating radiobeacon ..
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卫星应急无线电示位标
卫星紧急无线电示位标
卫星应急指位无线电示标
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Sherman thought he was sending an SOS signal to the world by activating an "epirb" -- short for emergency position indicating radiobeacon -- which is a satellite-connecting beacon that resembles a floatable walkie-talkie.
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