gmt88 发表于 2013-8-1 00:25:23

ISO 14744-2:2000 Measurement of Accelerating Voltage Characteristics

ISO 14744-2:2000(E)
First Edition
2000-04-15
Welding -
Acceptance Inspection of Electron Beam Welding Machines -
Part 2: Measurement of Accelerating Voltage Characteristics

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admin 发表于 2013-8-1 11:27:24

谢谢您的分享，金币已奖励。

21319817 发表于 2013-8-29 08:03:19

:lol
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