post-bed double needle sewing machine 高缝台双针缝纫机
flat-bed single needle sewing machine 平板单针缝纫机
SINGLE-NEEDLE FLAT SEWING MACHINE 单针平车
bed double needle sewing machine 高缝台双针缝纫机
sewing machine needle 缝纫机针
curve needle sewing machine 弯针挑脚车
single needle sewing machine 单针缝纫机
NEEDLE FLAT SEWING MACHINE 单针平车
double needle sewing machine operator 双针平缝机运营商
needle sewing machine
针缝机
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The paper talks about the theory on transforming single needle sewing machine into overedging machine.
简述单针缝纫机改造成包边机的原理。
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The utility model provides a curve two-needle sewing machine, which belongs to the technical field of machinery.
本实用新型提供了一种曲折双针缝纫机，属于机械技术领域。
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