combined available chlorine

例句：

1. 1. The process of combining available chlorine with water to produce chlorine dioxide is crucial for disinfection.
   将结合可用的氯气与水反应以产生次氯酸的过程对于消毒至关重要。
2. 2. The use of combined available chlorine in swimming pools helps to prevent the growth of harmful bacteria.
   在游泳池中使用结合可用的氯气有助于防止有害细菌的生长。
3. 3. The safety regulations for combined available chlorine must be strictly enforced to ensure public health.
   对结合可用的氯气的安全规定必须严格执行，以确保公众健康。