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› Noncircular Gears：Design and Generation by Faydor L. Litvin
mechen
发表于 2016-9-29 03:50:44
Noncircular Gears：Design and Generation by Faydor L. Litvin
Noncircular Gears：Design and Generation by Faydor L. Litvin
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Noncircular Gears：Design and Generation by Faydor L. Litvin