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| post-signal; postamble | |||
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后信号 : 39 phrases in 13 subjects |
| Air defense | 4 |
| Automobiles | 3 |
| Aviation | 2 |
| Communications | 2 |
| Construction | 1 |
| Electronics | 2 |
| General | 1 |
| Information technology | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Space | 1 |
| Technology | 17 |
| Telecommunications | 3 |
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