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标题: ASTM G181 − 11 [打印本页]

作者: zzcnhic 时间: 2017-7-8 00:35:57 标题: ASTM G181 − 11

[attach]139333[/attach]ASTM G181 − 11
Standard Test Method for
Conducting Friction Tests of Piston Ring and Cylinder Liner
Materials Under Lubricated Conditions

作者: admin 时间: 2017-7-9 14:17:33

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