signal extraction
| method
| signal extraction | |
| oil | 信号提取 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 信号提取 | |||
|
signal : 120 phrases in 25 subjects |