涵盖区 meaning in English

coverage

For example , the epd now maintains electronic plans of the water catchment areas for every beach that it monitors . the plans are rapidly retrievable and easy to update . most importantly , they mark all potential pollution hazards clearly , and include detailed information about sewage treatment facilities in the area , noting their treatment methods and normal daily discharge rates
例如，本署现已备存监测计划下每个泳滩的集水区电子图则，这些图则存取快捷，更新方便，最重要的是图则能清晰标示每个泳滩的潜在污染源，并涵盖区内污水处理设施的详细数据，包括污水处理方法和每日排放量。