surface water hydrology معنى"surface water hydrology" أمثلة على "surface" معنى "surface water" معنى "water" معنى "hydrology" معنى "hydrology and water resources department" معنى "hydrology and water resources programme" معنى "surface water" معنى "antarctic surface water" معنى "body of surface water" معنى "surface water balance" معنى "surface water run-off" معنى "surface water status" معنى "fao/unesco intersecretariat agreement in hydrology and water resources" معنى "hydrology" معنى "on the surface" معنى "surface" معنى "regional humid tropics hydrology and water resources centre for south-east asia and the pacific" معنى "armor (hydrology)" معنى "commission for hydrology" معنى "drawdown (hydrology)" معنى "gis and hydrology" معنى "hydrology lists" معنى "isotope hydrology" معنى "routing (hydrology)" معنى "spring (hydrology)" معنى أمثلة In surface water hydrology and civil engineering, drawdown refers to the lowering of the water level in a man-made reservoir or tank.
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