发布时间:2025-01-31 11:09:03
方法:
1、先检查一下缝纫机的轴、注油孔和运动零件确实都加了油。
最容易使缝纫机转动受影响的是梭床有垃圾,把它拆下来擦干净上油,然后装上去即可。
2、如果是旋梭卡住,向反方向用力转动手轮,用螺丝刀顶在手轮边上的凹槽里面反方向用锤子敲下。
3、一步步拆开零件螺丝转动上轮来感觉轻重。
请教各位 我想改养锦鲤 什么样的锦鲤漂亮 有观赏 饲养价值 怎么分辨日本锦鲤 再次请教各位朋友了 先谢谢
2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03 2025-01-31 11:09:03