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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 | |||
| |||
| SL | |||
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security level : 30 phrases in 13 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 |
| Public security | 3 |
| Securities | 1 |
| Space | 2 |