internal security | |
law | 内部安全 |
law amer. | 国内安全机关 |
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 |
internal security : 7 phrases in 4 subjects |
Cryptography | 2 |
Electronics | 1 |
Information technology | 2 |
Law | 2 |