lotus999 发表于 2020-8-13 09:44:51

ASTM B488 - 18 Standard Specification for Electrodeposited Coatings

ASTM B488 - 18
Standard Specification for Electrodeposited Coatings of Gold for Engineering Uses

admin 发表于 2020-8-13 20:56:59

谢谢您的分享,金币已奖励!

YTTDT 发表于 2020-10-23 13:12:50

请问有没有ASTM B488-11 和 ASTM B733
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