第一届防倒流技术学组于2011年成立,根据学组章程,每届三年,至2013年底届满。防倒流技术学组成立三年来,为推广普及防倒流技术相关知识,研究适宜的产品,扩大防倒流行业的影响力,促进防倒流行业的健康发展,发挥了重要作用。鉴于在第一届学组中,专家组成员主要来自建筑 The first anti-backflow technology group was established in 2011, according to the constitution of the study group, each three years, the expiration of the end of 2013. Over the past three years since its establishment, the anti-retrograde technology group has played an important role in popularizing the knowledge of universal back-flushing technology, researching suitable products, expanding the influence of the anti-backhand industry and promoting the healthy development of the anti-backhand industry. Given that in the first session of the panel, the members of the panel mainly came from architecture