barrier diffusion
| method
| barrier diffusion | |
| med. | 穿过 隔板的扩散 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 穿过多孔隔板的扩散 | |||
|
barrier diffusion : 22 phrases in 11 subjects |
| Agriculture | 3 |
| Automobiles | 1 |
| Electronics | 2 |
| Geography | 2 |
| Metallurgy | 3 |
| Nuclear physics | 2 |
| Oil / petroleum | 1 |
| Oil processing plants | 1 |
| Plastics | 2 |
| Superconductivity | 1 |
| Technology | 4 |