downstreamadv.朝下游方向adj.顺流的
downstream processing下游加工
downstream industries下游工业
downstream competitors下游企业
downstream engineering[化] 下游工程
downstream innovations下游革新
downstream face of dam坝的下游面
downstream distributor下游代理商
downstream integration下游一体化
downstream fabrication深加工
downstream m flow state下游流态