1. Two choices of stitch pattern : whip stitch and purl stitch With adjustable button-hole length/width and stitch amount Automatic lubrication system and thread trimmer. 可缝制平线与三角线迹,线迹牢固美观。缝速高、纽孔长度、宽度及针数可调。设有自动润滑系统及自动剪线装置。
4. The influence of stitch upon knit tensile properties, i. e. breaking strength and breaking elongation is tested and analyzed, with a comparison made between No 301 stitch and 3_thread overlock stitch. 实验分析了缝迹对针织物拉伸性能———断裂强力和断裂伸长的影响,并就301号线迹和三线包缝线迹作了对比分析。
5. Knit one (ie make one plain stitch), purl one. 平织一针, 反织一针。