In regulation works of mountainous channel , determination of designed lowest navigable water level of reach with fluctuating backwater area is a common problem 摘要變動(dòng)回水區(qū)河段設(shè)計(jì)最低通航水位確定是目前山區(qū)航道整治工程中經(jīng)常遇到的問(wèn)題。
The maximum navigable designed water level under bridge in the usa is analyzed , and the method for calculating the maximum navigable water level in china is appraised 摘要對(duì)美國(guó)橋梁最高通航設(shè)計(jì)水位進(jìn)行分析,并對(duì)我國(guó)最高通航設(shè)計(jì)水位的計(jì)算方法進(jìn)行評(píng)議。