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安全水准 | |||
安全等级 | |||
保安等级 | |||
安全水平 | |||
安全级 | |||
保密级别; 保密等级 | |||
English thesaurus | |||
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SL |
security levels : 27 phrases in 12 subjects |
Air defense | 1 |
Aviation | 1 |
China | 1 |
Computer networks | 1 |
Cryptography | 3 |
Exhibitions | 1 |
Information technology | 1 |
Multimedia | 1 |
Name of organization | 11 |
Nautical | 3 |
Securities | 1 |
Space | 2 |