 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| 1 | phosphorus removal | 脱燐 | |||
| 2 | biological phosphorus removal | 生物学的燐除去法 | |||
| 3 | phosphorus removal method | 脱燐法 | |||
| 4 | phosphorus-removal technology | りん除去技術 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | phosphorus removal | 脱燐 | |||
| 2 | biological phosphorus removal | 生物学的燐除去法 | |||
| 3 | phosphorus removal method | 脱燐法 | |||
| 4 | phosphorus-removal technology | りん除去技術 | |||
