常見例句雙語例句The reservoir is mainly composed of the braided channel sedimentary sand in Guantao formation and meandering river sedimentary sand in Minghuazhen formation .儲(chǔ)集層主要由館陶組辮狀河沉積砂體和明化鎮(zhèn)組曲流河沉積砂體組成;It is indicated that the Leopold-Wolman relationship reflects the difference between gravel- and sand-bed rivers more than the difference between meandering and braided channel patterns.這是由于比降-流量關(guān)系主要反映礫石河床與砂質(zhì)河床之間差異,其次才反映分汊與彎曲河型之間的差異。The braided channel evolvement results mainly from natural factors such as discharge and sediment supply; nevertheless, man behavior restrains the channel lateral migration in wider range.辮狀河段的演變主要受到中上游來水來沙等自然因素的綜合影響,但其更大范圍的擺動(dòng)仍然受到人為作用的影響;cagsbulletin.com 返回 braided channel