For example, he says, the effect of the sanitary sewerage system on the local ecology and particularly on the offshore waters of the Taiwan Strait, where the sewage is to be discharged, must be carefully considered.
舉例來說，目前我們埋設的截流系統主幹管，號稱是世界數一、數二的地下水道工程，但也要考量，埋設時會不會對當地生態、地質造成影響？以後所有家庭汙水都要排到台灣海峽，會不會對近海造成汙染？