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  • ļΪ dwg ʽҪ 20
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    1ϣW18Cr4V
    2ȴHRC6366HRC4045
    30.03mm
    425.4mmݾΪ0.02mm
    5νвĥڵȫϵIJĥ0.010.15Χڣ
    6۵ӦԲ׶ĸƽУ
    7ĿװGB145-85Ҫ죻
    8ఴGB1578-79ա
    ...
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