chlorine residual的用法和樣例：
例句
- The formation of organic chloramines will reduce the disinfection efficacy and affect the determination of residual chlorine.
消毒過程中有機氯胺的生成不僅會降低消毒效果，而且也會影響水體中余氯的測定。 - The acute biological toxicity of residual chlorine and five organic chlorides against normal backflow activated sludge in a CHLOR-ALKALI factory was examined.
取某氯鹼廠正常迴流的活性污泥對余氯及五種有機氯化物進行急性生物毒性試驗。
