基本解釋砂底盤英漢例句雙語例句Filtration material in filtration column is double layer bed composed of sand and ceramist.過濾柱中的濾料選用石英砂和陶粒組成的雙層濾料。At upper flow regime, the total stream power gradually deviate the effective stream power from movable plane bed to existence of sand wave.在高能態(tài)區(qū)，從動平整床面到沙浪的出現(xiàn)，總水流功率又逐漸背離有效水流功率。At present the study of the movement of sands mainly focuses on theoretical analysis of and numerical simulations of blown sand on the flat bed of sand.目前對風(fēng)沙運(yùn)動的研究主要集中在對平坦沙床上的風(fēng)沙流進(jìn)行理論與數(shù)值模擬，而對復(fù)雜地形和沙丘上的風(fēng)沙運(yùn)動的理論與數(shù)值模擬則相對很少。bed of sand更多例句詞組短語短語bed d of sand 砂底盤gradation of bed sand 床沙級配bed cushion of wind -blown sand 穩(wěn)定渠基water consumption of sand bed 沙層含水量bed of sand更多詞組專業(yè)釋義土木建筑工程砂底盤機(jī)械工程砂底盤