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标题: ASTM G194 − 08 (Reapproved 2013) [打印本页]

作者: zzcnhic 时间: 2017-7-8 05:41:00 标题: ASTM G194 − 08 (Reapproved 2013)

[attach]139357[/attach]ASTM G194 − 08 (Reapproved 2013)
Standard Test Method for
Measuring Rolling Friction Characteristics of a Spherical
Shape on a Flat Horizontal Plane

作者: admin 时间: 2017-7-9 14:19:37

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