If the axis sliding surface wears, available metal spraying method patching, then regrinds the light to the original diameter size.
如果密炼机的轴滑动面磨损，可用金属喷镀方法修补，然后再磨光至原直径尺寸。
If the axis sliding surface wears, available metal spraying method patching, then regrinds the light to the original diameter size.
如果密炼机的轴滑动面磨损，可用金属喷镀方法修补，然后再磨光至原直径尺寸。
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