Pattern sewing based operation method:Quick to learn and operate even for middle-level educated operator.
系统的操作适应中等文化水平的操作者，操作方法符合缝纫工艺，简单易懂。
On the other hand, this device can allow one operator to operate two sewing machines.
另一方面，这个装置可以让一两个运营商经营缝纫机。
On the other hand, this device can allow one operator to operate two sewing machines.
另一方面，这个装置可以让一两个运营商经营缝纫机。
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