12号色变黑-12 color blacken FTP传输-Tranfer FTP S 型链块-S chain S型链块统计-Statistic S chains A 按比例改变花宽-By change ratio 按不同纱线拷贝-According to yarns 按不同梳栉拷贝-According to guide bars 按设定拷贝-According to setting 按实物比例打印-Real object print 按实物大小仿真-Real simulation B 把窗口