Machine function that traces through the design, stitch by stitch, without sewing - used for mending. Those stitches made when the needle is disconnected, later removed by thread cutting.
The overlock machine combines straight and overcasting stitches and outs and sews the fabric while stitching the seams.
包缝机的线迹由直线线迹和锁边线迹组成并且缝纫时边剪边缝。
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Stitches are made a fraction of an inch inside the seam line in the seam allowance to prevent marking the right side of the garment and to allow machine stitching on the original seam line.