自动锁线机割线的操作要求是什么？
Automatic sewing machine secant what are the requirements of the operation?
本企业专业生产印刷设备，产品有锁线机、捆扎机、压痕机、高速自动冲孔机等。
The enterprise specializing in the production of printing equipment, products sewing machine, binding machine, indentation machine, high-speed automatic punching machine.
本企业专业生产印刷设备，产品有锁线机、捆扎机、压痕机、高速自动冲孔机等。
The enterprise specializing in the production of printing equipment, products sewing machine, binding machine, indentation machine, high-speed automatic punching machine.
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