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satellite television
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satellite television
Encyclopedia
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卫星电视
释
satellite television
卫星电视
利用静止卫星上的转发设备,将上行地球站发射的广播电视信号转发至地球特定地区,并通过地面卫星接收设备直接接收或转发节目的电视广播方式。
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acoustic stealth composite material
acoustic stealth material
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acoustics wave gauge
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acoustic test
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acoustic time-reversal mirror
acoustic tomography
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acoustic transfer function measurement
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acoustic treatment aid
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acoustic tweezers
acoustic variable density log
acoustic velocity
acoustic velocity logging device
acoustic vibration detection
acoustic vibration test instrument
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