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selcall | |||
selected calling; selection call; selective ringing | |||
selective calling | |||
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selective calling system | |||
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selective calling (system) |
选 择呼叫 : 32 phrases in 8 subjects |
Aviation | 4 |
Computer networks | 2 |
Electronics | 9 |
Information technology | 3 |
Shipbuilding | 1 |
Space | 1 |
Technology | 8 |
Telecommunications | 4 |