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《环境工程概论》课程教学资源(教案讲义)(英文版)Chapter 1 Wastewater Engineering An Overview

Every community produces both liquid and solid wastes and air emissions. The liquid waste-wastewater is essentially the water supply of the community after it has been used in a variety of applications. From the standpoint of sources of generation, wastewater may be defined as a combination of the liquid or water-carried wastes removed from residences. institutions and commercial and industrial establishments together with such groundwater,
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