水質 すいしつ汚濁 おだく防止 ぼうし ほうであれば
suishitsuodakubōshihōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 水質汚濁防止法

1. If the Water Pollution Control Act…; If there were a Water Pollution Control Act…

Ba Conditional
Law