 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| 1 | public sewerage | 公共下水道 | |||
| 2 | independent public sewerage | 単独公共下水道 | |||
| 3 | public sewerage connected to regional sewerage system | 流域関連公共下水道 | |||
| 4 | public sewerage system | 公共下水道 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | public sewerage | 公共下水道 | |||
| 2 | independent public sewerage | 単独公共下水道 | |||
| 3 | public sewerage connected to regional sewerage system | 流域関連公共下水道 | |||
| 4 | public sewerage system | 公共下水道 | |||
