 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| 1 | petroleum industry | 石油工業 | |||
| 2 | petroleum and coal product manufacturing industry | 石油製品・石炭製品製造業 | |||
| 3 | petroleum refining industry sewage | 石油精製工場排水 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | petroleum industry | 石油工業 | |||
| 2 | petroleum and coal product manufacturing industry | 石油製品・石炭製品製造業 | |||
| 3 | petroleum refining industry sewage | 石油精製工場排水 | |||
