天气预报 > 其他 > 机械表机芯怎么分辨好坏
机械表机芯怎么分辨好坏
更新时间: 2020-11-08 00:00:00  

从以下四个方面来着手观察机芯好坏:

一看自动陀:主轴螺丝抛光精细、有日内瓦文和太阳纹打磨、金属拉丝细腻平整。

二看游丝摆轮:分清避震器种类、游丝较细为佳。

三看打磨:各层夹板有打磨,边沿倒角有打磨。

四看刻字:应该有品牌、机芯型号、一些机芯的参数和认证。

关键词: 机械 机芯 怎么 分辨 好坏

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