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中国建筑学会建筑给水排水研究分会给水技术委员会防倒流学组于2011年11月底在京成立。由于学组组建前时间仓促,没有对学组的全部成员单位进行考察,为了充分了解各成员单位的规模、生产情况和设备的工作原理,更好地开展学组技术交流活动,在上级学会的支持下,于2012年5月4日~5日,由学组秘书处组织赵锂、王研、刘西宝、刘建华、章崇伦、关兴旺几位专家,对天津市国威给排水设备制造有限公司进行了考察。通过产品介绍、现场及实验室参观等方式,对该公司的产品工作原理、优点及应用场所进行了充分交
China Institute of Building Water Supply and Drainage Research Branch Water Supply Technology Committee backflow prevention group was established in Beijing in late November 2011 in Beijing. Due to the rush time before the formation of the study group, no study was conducted on all the member units of the study group. In order to fully understand the scale, production conditions and working principle of the equipment of the member units, the Group conducted better academic exchange activities and learned at the higher level With support, from May 4 to May 5, 2012, a group of experts including Zhao Li, Wang Yan, Liu Xibao, Liu Jianhua, Zhang Chonglun and Guan Xingwang were organized by the secretariat of the group to conduct a survey on Tianjin Guowei Drainage Equipment Manufacturing Co., Ltd. Inspected Through product introduction, on-site and laboratory visits, etc., the company’s product working principle, advantages and applications have been fully paid