短語(yǔ)詞組短語(yǔ)upstream m slope 上游坡upstream dam slope 上游坡面upstream slope protection 上游坡護(hù)坡upstream slope -protection 上游護(hù)坡upstream slope west bank 上游坡度upstream slope ratio of dam 大壩上游坡比design of upstream slope protection 大壩上游護(hù)坡設(shè)計(jì)Slope upstream 上游坡度 返回 upstream slope