ygs67 发表于 2016-3-23 14:27:10

ASTM C1649-14

ASTM C1649-14 Standard Practice for Instrumental Transmittance Measurement of Color for Flat Glass, Coated and Uncoated

admin 发表于 2016-3-24 15:57:07

谢谢您的分享，金币已奖励！
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