killer007 发表于 2017-11-6 09:01:44

AS NZS 4331.3-1995 Metallic flanges — Part 3：Copper alloy an

AS NZS 4331.3-1995 (同ISO 7005-3) Metallic flanges — Part 3：Copper alloy and composite flanges




admin 发表于 2017-11-9 12:13:37

谢谢您的分享,金币已奖励!
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