SanitaryPlanningArea

The Sanitary Planning Area layer designates areas that are served by both lift-stations and sanitary water treatment plants. They are used for both modeling demand scenarios and tracking flow volumes.卫生规划区域图层（Sanitary Planning Area layer）用于标注同时由提升泵站（lift-stations）与生活污水处理厂（sanitary water treatment plants）提供服务的区域，可同时应用于需求场景建模与流量监测。