推磧 的英文怎麼說
中文拼音 [tuīqì]
推磧
英文
ice-pushed moraine-
Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed
文摘:採用正交曲線坐標系下的河道平面二維數學模型，研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律，預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響，並對格形開挖和平整開挖方案進行了比較分析Amazon is highly secretive about its plans, but the online industry expects it soon to launch a service for downloading films and television shows
亞馬遜在線對自己的計劃緘默磧口，但是這個行業預期它很快會推出電影和電視節目的下載服務。
分享友人