مداح زاده, محمد علی

[ 1 ] - بررسی تغییرات سطح ایستابی و تخلیه زهکشها با سیستم زهکشی پلکانی در خاک مطبق

Bi-level drainage system is a type of underground drainage systems, in which adjacent drainage lines are installed at different depths. In the Hydraulics Laboratory, Ferdowsi University of Mashhad, a model was built, that include a cube tank 2 meters in length, width and height of 1 meters was made ​​of galvanized. In this model, two rows 20 cm apart from each other drains were installed. As dr...