论坛首页 › ISO 国际标准 › ISO 13916-2017 Welding - Measurement of preheating temperature, interpass temper

moolea 发表于 2017-12-7 18:03:18

ISO 13916-2017 Welding - Measurement of preheating temperature, interpass temper

ISO 13916-2017 Welding - Measurement of preheating temperature, interpass temper

myyeh 发表于 2017-12-8 19:08:41

多谢分享！-----------------------------

admin 发表于 2017-12-12 15:45:30

谢谢您的分享，金币已奖励!

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