1955年10月,龙城区牛眠乡欧集木业生产合作社青年木工毛书廷,曾创造了脚踏式单盤薯类切片机,参加全省农业展览会。毛书廷出席过省召开的第一次积极份子会后,满怀建设社会主义的高度热情,继续努力的不断钻研改进,於今年3月上旬又制成了双盤切片机,今将该机构造及优点分别介绍如下:一构造 In October 1955, Mao Shuting, a young carpenter of European wood production cooperatives in Niuxian Township, Longcheng District, had created a single-disc-type potato slice slicer to participate in the province’s agricultural exhibition. After attending the first activists’ conference held in the province, Mao Shuting was full of enthusiasm for building socialism and continued to study hard and improve continuously. In early March this year, Mao Shuting also made double-disc slicing machines, Introduced as follows: a structure