| |||
| 並流 (heiryū) Engineering and Science Technical Dictionary (James Friend) ; 平行流 (へいこうりゅう) River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| 並流式 (へいりゅう・しき) | |||
| |||
| 並流 (heiryū) Engineering and Science Technical Dictionary (James Friend) ; 平行流 (へいこうりゅう) River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| 並流式 (へいりゅう・しき) | |||
