性无码免费一区二区三区在线男男,99精品欧美一区二区三区综合在线,欧美一区二区激情在线观看,精品亚洲麻豆1区2区3区

美觀的縫紉效果

Perfect sewing finishes

操作舒適

Operator- friendly

提高生產(chǎn)效率

High productivity

采用了能把友情達(dá)的動(dòng)和傳輸損耗控制在最小的直驅(qū)方式,因此提高了生產(chǎn)效率，最大扣眼長度可7cm.

High productivity has been realizde with direct drive system which minimizes the power transmission loss of the motor.