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| video supervision/surveillance | |||
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视频监视/监控 : 15 phrases in 8 subjects |
| Aviation | 2 |
| Communications | 1 |
| Corporate governance | 1 |
| Hydroelectric power stations | 1 |
| Information technology | 4 |
| Multimedia | 1 |
| Radio | 1 |
| Rail transport | 4 |
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