 |
| |||
| 城市垃坡 | |||
| 城市固体垃圾 | |||
| 市政固体废料; 城市废弃物 | |||
| 城市固体废物 | |||
| municipal solid waste: 4 phrases in 4 subjects |
| Bioenergy | 1 |
| Ecology | 1 |
| Technology | 1 |
| Water resources | 1 |
|
| |||
| 城市垃坡 | |||
| 城市固体垃圾 | |||
| 市政固体废料; 城市废弃物 | |||
| 城市固体废物 | |||
| municipal solid waste: 4 phrases in 4 subjects |
| Bioenergy | 1 |
| Ecology | 1 |
| Technology | 1 |
| Water resources | 1 |