2019-12-02 10:49:59
sawchina
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ISO 15614-4-2005Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 4 Finishing welding of aluminium castings 下載地址：
鏈接：https://pan.baidu.com/s/1PpHP8AVtG2-FVaU4_vHtPw |
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