紫外线消毒技术存在无持续消毒效应、不能在线监测等缺点，因此为了保证紫外线消毒的安全可靠，必须对所设计的紫外反应器进行生物验证试验，以确保反应器的消毒效果和剂量。

Therefore, in order to ensure the safety and reliability of UV disinfection, the bioassay of designed UV reactor must be conducted to confirm disinfection effect and dosage of the reactor.

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