上流: upper reaches belonging to t ...区域: area; beat; reach; domain; p ...分流区;分流区域: diverging area并流区域: merging area对流区域: convection section; convective region分流区域: diverging area节流区域: throttling band径流区域: runoff plot湍流区域: turbulent region自流区域: artesian flow area憩流区域: slack water area节流区域调整: throttling range adjustment节流区调节区域: throttling range上流: 1.(上游) upper reaches (of a river)2.(旧指社会地位高的) belonging to the upper circles; upper-class 上流人士 persons of quality; 上流社会 high society; polite society; 上流世家出身的人 a man of good family; 她活动于纽约上流社会之中。 she is moving in fashionable circles in new york高密度船流区域通讯量大的区域: high traffic area合作社间商业交流区域间方案: interregional programme for commercial exchanges among cooperatives闭流区(内流区): bling drainage area上流侧: upstream side上流端: upstream end上流式: up flow type上流湾: sheung lau wan向上流: upflow; upwell在上流: above闭流区: noncontributing area层流区: laminar area; zone, laminar