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qisiwole wrote: 8楼的,如果如你所说的情况,建议不要用螺母。改用自攻螺钉,M3的就可以。螺柱(BOSS)外径取8,内径取2。55左右。机壳用ABS材料,如果嫌强度不够,可依次试验ABS-PC,PC.
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