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broadcast satellite service | |||
broadcasting-satellite service (BSS, 利用卫星发送或转发信号,供一般公众直接接收的无线电通信业务); broadcasting satellite service | |||
satellite broadcasting service | |||
broadcasting-satellite service |
卫 星 广播业务 : 8 phrases in 5 subjects |
Aviation | 1 |
Computer networks | 1 |
Electronics | 1 |
Information technology | 1 |
Space | 4 |