明渠堰槽流量计试行检定规程（试行） JJG 711-1990

明渠堰槽流量计试行检定规程（试行） JJG 711-1990中华人民共和国国家计量检定规程JJG711-1990明渠堰槽流量计(试行)WeirsandFlumesforFlowMeasurement1990一09一21发布1991一05一01实施国家技术监督局发布.I.IG711-1990明渠堰槽流量计试行、.‘.。.价︺.六︺.。.扒诵.叭︺.检定规程JJG711-1990VerificationRegulationofWeirs‘口.o.o.口.o.公.o.公.o.公.o.o.户.o.‘口.叭j.八︺.小︾.杀﹀.六︺.石︾.洽甲.钊andFlumesforFlowMeasurement本检定规程经国家技术监督局于1990年09月21日批准，并自1991年05月01日起施行。归口单位:北京市标准计量局起草单位:北京市计量测试所北京市水利科学研究所北京市新技术应用研究所本规程技术条文由起草单位负责解释JJG711-1990本规程主要起草人:李振国李善征张昌征参加起草人:(北京市计量测试所)(北京市水利科学研究所)(北京市新技术应用研究所)王淑娴李晓红刘晓燕(北京市水利科学研究所)(北京市水利科学研究所)(北京市计量测试所).JJG711-1990目录一概述·。····，·，，·，···········，，，，，，，，··········，，········】·】··，·，，，，，，·，⋯⋯(I)二技术要求·..(1)(一)薄壁堰··················································································⋯⋯门)(二)宽顶堰···········，·····‘··············，，································，，，，，，··⋯⋯(8)(三)三角形剖面堰········································，，·，······⋯⋯，’，··，········⋯⋯(11)(四)平坦V形堰······································································⋯⋯(13)(五)巴歇尔(Parshall)槽···············，······