ASTM E10-01 Standard Test Method for Brinell Hardness of Metallic Materials1
E10金属材料布氏硬度的测试方法I bring standard test method for brinell hardness of metallic materials here and hope it is available for you to learn about foreign standard and improve professional english
[ 本帖最后由 tom2005 于 2009-3-16 22:36 编辑 ]
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