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access control | |||
path control | |||
control of access |
通 路控制: 47 phrases in 11 subjects |
Air defense | 2 |
Automobiles | 4 |
Communications | 1 |
Computer networks | 1 |
Electronics | 17 |
General | 4 |
Information technology | 5 |
Metallurgy | 1 |
Space | 3 |
Technology | 5 |
Telecommunications | 4 |