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mwp2022 发表于 2023-7-22 11:07 粉末冶金毛坯加工齿轮,肯定强度会高10%左右,是和调质钢比的吗?
liufanboy 发表于 2023-7-29 23:08 楼主,不锈钢的小模数齿轮精度你家可以做到几级?
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