基本解釋[機(jī)械工程]地表排水渠英漢例句雙語(yǔ)例句In this case, the water table is not flow surface and there is no"seepage surface" on the side walls of drainage river channel.該條件下的潛水位面不是流面，在排水河渠邊壁也不存在所謂的“滲出面”。surface drainage channel更多例句詞組短語(yǔ)短語(yǔ)drainage surface channel 排水明渠surface drainage channel更多詞組專(zhuān)業(yè)釋義機(jī)械工程地表排水渠