filtering material
| layer
| filtering material | |
| oil | 过滤材料 |
| tech. | 渗漏材料 |
| layer | |
| gen. | 层次 |
| anim.husb. | 蛋禽; 产蛋母鸡; 产蛋鸡 |
| forestr. | 插支 |
| horticult. | 压条; 压枝 |
| hydroel.st. од. | 层 |
| soil. | 土壤层次 |
| |||
| 过滤材料 | |||
| 渗漏材料 | |||
| 滤料 | |||
|
filtering material : 9 phrases in 4 subjects |
| Electronics | 3 |
| Public security | 1 |
| Technology | 2 |
| Water resources | 3 |