本文件提供了再生水水质稳定性评价的参数和方法。本文件可用于水回收项目的各个阶段，包括储存、运输、应用和后评估。 本文件考虑了再生水的需求和利用，适用于城市污水源再生水水质稳定性的评估和管理，包括化学稳定性和生物稳定性。

This document provides parameters and methods for water quality stability evaluation of reclaimed water. This document can be used in various stages of water reclamation projects including storage, transportation, application and post-assessment. This document considers the needs and utilization of reclaimed water and is applicable to the evaluation and management of water quality stability of reclaimed water from municipal wastewater sources, including chemical stability and biological stability.