passive security
| testing
| passive security | |
| agric. | 被动安全 |
| testing | |
| econ. | 检测 |
| fin. | 试査 |
| hydroel.st. | 检验; 试验; 检定 |
| met. | 研究; 测定 |
| mining. | 试油 |
| oil | 试井 |
| racing | 试车 |
| |||
| 被动安全 | |||
|
passive security : 3 phrases in 2 subjects |
| Cryptography | 1 |
| Securities | 2 |