ultra-sensitive
| leak testing
| method
| ultra-sensitive | |
| tech. | 高灵敏度的 |
| leak testing | |
| met. | 泄漏检验 |
| nautic. tech. | 渗漏试验; 泄漏试验 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 高灵敏度的 | |||
|
ultra-sensitive : 12 phrases in 2 subjects |
| Power electronics | 1 |
| Technology | 11 |