每个关节都有2个锥形轴承，操作轻松简便。
Each knuckle has 2 tapered bearings for smooth, care free operation.
本机在设计过程中大量运用人机工程学技术，交互式的人机界面和灵活简便操作面板，使得编程和操作工作非常轻松舒适。
During design, the machine adopts ergonomic technology. The interactive user interface and flexible, simple control panel make the programming and operation become very relaxed and comfortable.
机顶圆盘式交互压脚，调节旋钮和机身正面压脚提升板手，使操作调节轻松简便；
The top dial typed presser foot regulator together with presser foot lever assures easier operation;
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