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該機是平板型,高速,高性能兩面縫的縫紉機,專門以包褲袋設計的機種,直針采用三根針加上繃針,底線采用雙圈鏈鎖線跡,線跡牢固,適合褲袋包邊。
The machine of ?flat-bed, high speed, high performance sewing machine, is specially ?applied to attaching?pocket facings. Double chain stitch produces durable seams by three needles and one interlock needle.