variable-difference
| method
| variable difference | |
| tech. | 变差 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 变差 | |||
|
variable-difference : 7 phrases in 3 subjects |
| Automatic control | 2 |
| Oil / petroleum | 1 |
| Technology | 4 |