本powerpoint演示文稿首先简要概述了南加州的水源，并介绍了南加州的 2025年水资源计划（IRP）以及2025年综合资源计划（IRP），一个保护模型，基于代码的保护装置，库存模型，基于代码的计算，模型计算能力，总保护节约，以及基于代码的节约计算示例。

This powerpoint presentation begins with a brief overview of southern California's water sources, and presents southern California's Water Plan 2025 (IRP) along with the 2025 Integrated Resource Plan (IRP), a conservation model, code-based conservation devices, stock model, code-based calculations, model calculation capabilities, total conservation savings, and examples of Code-Based Savings Calculation.