ygs67 发表于 2016-3-17 16:44:13

ASTM E29-13

ASTM E29-13 Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

admin 发表于 2016-3-21 16:10:12

谢谢您的分享,金币已奖励!
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查看完整版本: ASTM E29-13