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| Chinese | English |
| 美国俄亥俄河流域水质卫生委员会 | Ohio River Valley Water Sanitation Committee |
| 美国俄亥俄河流域水质卫生委员会 | Ohio River Valley Water Sanitation Commission |
| 入流水 | inflow 1. Water other than wastewater that enters a sewer system (including sewer service connections) from sources such as, but not limited to, roof leaders, cellars drains, yard drains, area drains, drains from springs and swampy areas, manhole covers, cross connections between storm sewers and sanitary sewers, catch basins, cooling towers, storm waters, surface runoff, street wash waters, or drainage. Inflow does not include, and is distinguished from, infiltration. 2. Action of flowing in; an inflow of effluent into a river (1. 除污水外其他进入污水下水道系统的水，来源于(但不限于)屋顶导流、地窖排水、庭院排水、场地排水、泉水和沼泽地区的排水、人孔盖、暴雨排水管和生活污水管之间的交叉连接、过滤器、冷却塔、雨水、地表径流、洗街废水和排放水。入流水不应包括渗透水,且与渗透水有明显区别。 2.流入的过程；放入流水流入江河中。) |
| 合流制排水系统 | combined sewer system A sewer intended to serve as a sanitary sewer and a storm sewer, or as an industrial sewer and a storm sewer (一种作为排放清洁污水和雨水，或排放工业污水和雨水的下水道。) |
| 水文流域 | hydrographic basin 1. The drainage basin of a stream. 2. An area occupied by a lake and its drainage basin (1. 溪流的流域。 2.湖泊与其流域所涵盖的地区。) |
| 水文流量 | hydrologic flow The characteristic behaviour and the total quantity of water involved in a drainage basin, determined by measuring such quantities as rainfall, surface and subsurface storage and flow, and evapotranspiration (通过测量降水量、地表和地下水库储水量，流量和蒸发量来确定流域盆地中总水量及其特征。) |
| 洪水流量 | flood runoff The total quantity of water flowing from the catchment during the period of the flood (洪水时从积水区流出的水的总量。) |