Y201A型棉卷均匀度机
Y201A Lab Evenness Tester
　　用于测定棉卷一米(或码)长度片段的均匀情况，实际长度，核算棉卷的伸长率。
　　Used for this product fils for testing the even degree of one -metre -length(1/2m,1/3m)lap and the actual length of lap at the same time.