镀锌件涂装底漆选择
阴极保护培训武汉
CPIA 领导力会议
格麟倍-VIBROLOADS
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syyin:CWI主要还是焊接检验师的资质,对涂装防腐来说,可以说是跨行业了,要是做焊接检验的倒是可以考虑考一个证书。主要资料还是AWS D1.1了 (2011-12-20 23:59)