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There are currently 3 posts.

这个吧名好有意思

Floor 2 blenro 1/21/26 7:33

草(¬ω¬)



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顺便如果不考虑古董,市面上机械闹钟几乎早已被N1机芯一统天下(这也是统一机芯的设计目的)

_(:з」∠)_而且材料还在不断劣化,从一开始的全铜齿轮变成铜钢并用,再到现在钢制/尼龙齿轮并用



啊啊是谁都对 1/21/26 9:40
第一回听说还有尼龙齿轮,长见识了

也没法想象着这尼龙齿轮怎么用……虽然见过塑料的

blenro 1/21/26 10:17
回复 @啊啊是谁都对: = =尼龙就是一种塑料啊....(其他塑料也可以拿来做齿轮)

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