The most common sewing machines use a stitch called a lock stitch.
缝纫机是靠一个脚踏板来操作的。
All back rise seams should be two-thread chain stitch or double row lock stitch.
所有后档缝应当用双针链式缝迹或双行锁式线迹。
The sample room is equipped with industrial power machines: there are lock stitch, overlock, zigzag machines, etc.
样品间里配备的工业用缝纫机，它们是锁式线迹缝纫机、包缝机、万能机等。
Triple stitching on front, end lock stitch on armhole must be place on the hidden part of the sleeve seam, as noted it is place on front.
三针在前面，衣袖的收针必须在隐藏在袖口缝中，请注意它的位置在前面。
Triple stitching on front, end lock stitch on armhole must be place on the hidden part of the sleeve seam, as noted it is place on front.
三针在前面，衣袖的收针必须在隐藏在袖口缝中，请注意它的位置在前面。
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