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休宁县地处皖南山区,盛产毛竹。按国家收购标准,毛竹因粗细(茎围)不同一般可分成7个等级和1个级外。林业(森工)部门收购和调拨毛竹,历来都是由检尺员用篾尺进行检测分级,1人边量边报,另1人记码统计,劳动强度大,功效低(需2人),而且分级准确率差。在1977年9月党中央发出召开全国科学大会的鼓舞下,休宁县流口区汪村公社社员汪
Xiuning County is located in southern Anhui mountains, rich in bamboo. According to the national acquisition criteria, due to the thickness of bamboo (stem circumference) can generally be divided into seven different levels and one outside. The acquisition and allocation of bamboo by the forestry (forest industry) department has always been carried out by a staff inspector using a ruler for grading and testing. One person reports a side volume and the other person counts. The labor intensity is high and the efficacy is low (2 people are required) , But also poor classification accuracy. Inspired by the CPC Central Committee’s convening of the National Science Conference in September 1977, members of Wangcun Commune, Liukou District, Xiuning County