4653| 16
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齒輪滲碳層深問(wèn)題 |
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點(diǎn)評(píng)
但是軟硬齒輪的話,都是小齒輪更硬。。。。因?yàn)樾↓X輪的磨損量是大齒輪的幾倍。。。所以最經(jīng)濟(jì)的是按熱處理工藝能達(dá)到的合理深度處理,而不用管哪個(gè)更深
有理有據(jù)
評(píng)分
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