堰: weir的: 4次方是 The fourth power of 2 i ...上游: the upper reaches a surname上游护面: upstream facing堰的上游: back of weir上游护坡: upstream slope protection; upstream slope-protection上游护坦: upstream apron; upstream floor墩的上游端: upstream pier nose沙丘的上游侧: upstream side of dune坝的上游面坡度: upstream slope of dam可通航的上游段: navigable headwaters保守的上游调节序列: conserved upstream sequence下游船闸的上游河段: lower head-water section护面: armoring; face work; facing; liner; pavement; protection of face; protective covering; surface cover; wire-mesh mask上游: 1.(河流接近发源地的部分) head waters; upstream; upper reaches 黄河上游 the upper reaches of the yellow river2.(先进) advanced position 鼓足干劲, 力争上游 go all out and aim high [strive for the best]; 上游无止境。 one can always aim higher.; 上游国家 upstream state; 上游河段 upper reach; 上游水位 upper pond level; up-stream water level; headwater level那只鸟鼓翼向河的上游飞去: the bird flapped up the stream. bulge下游护拦: dow tream floor; downstream floor下游护坦: dow tream apron; downstream apron; downstream floor; downstrean apron; downstrean floor; rear apron大的上游项目上的开工将满足世界的能源需求: large upstream projects target world energy needs护面;护面块体: armour上游;向着上游: u tream; upstream保护面: facing; protective surface防护面: protection face护面板: facing plate; pitching slab护面层: armor course; armored layer; armour layer