pulse envelope
| method
| pulse envelope | |
| oil | 脉冲包络 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 脉冲包络 | |||
| 脉冲波包 | |||
|
pulse envelope : 11 phrases in 6 subjects |
| Air defense | 5 |
| Aviation | 1 |
| Chemistry | 1 |
| Electronics | 1 |
| Space | 1 |
| Technology | 2 |