大口径管道水流量的计量邯郸市自来水公司曹俊桥，魏利敏，王振江实际工作中发现，一些地区的供水厂家在选用流量计时常常带有盲目性，他们对产品性能并不十分了解，仅凭销售人员的推荐或根据兄弟厂家使用的表型作为依据而进行选择（尤其一些县级供水行业更是如此），使得... Measurement of Large-diameter Pipe Water Flows Handan City Water Supply Company Cao Junqiao, Wei Limin, Wang Zhenjiang found in practical work that water supply companies in some regions often have blindness in the selection of flow meters. They do not fully understand the product performance, and only rely on sales personnel. Recommended or based on the phenotype used by the brother manufacturer as a basis for selection (especially for some county-level water supply industries), making...