1)groundwater discharge,地下水排泄2)submarine groundwater discharge,海底地下水排泄3)Groundwater drainage fault,地下水排泄构造4)underground seepage system,地下水排泄系统5)groundwater discharge passage,地下水排泄途径6)groundwater-discharge area,地下水排泄区7)discharge area of groundwater,地下水排泄区8)drainage of surface water and groundwater,地表及地下水排泄9)submarine groundwater discharge,海底地下水排泄（SGD）10)underground,地下
用法例句
Study on Environmental Sanitary Quality of Underground Public Place and its Effects on Employees' Health in Yangzhou;
扬州市地下公共场所环境卫生质量及其对从业人员健康影响
Design and Construction of Underground Vertical Oiltanks;
地下立式油罐的设计和施工
Research on Development of City Underground Transportation Space——Trial on how to solve the traffic problem in downtown area by using underground vehicle channels;