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求助:GB11345的探傷標(biāo)準(zhǔn) |
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發(fā)表于 2007-10-17 10:46:53
奉獻(xiàn)一點(diǎn)！
11345是針對(duì)熔透焊縫的探傷標(biāo)準(zhǔn)