3414| 5
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超大型結(jié)構(gòu)件焊縫怎樣探傷? |
點評
謝謝998大俠指點。
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點評
超聲波探傷對于檢驗人員的個人經(jīng)驗有很大要求,最近我沒事下車間看我們這的檢驗師傅在現(xiàn)場探焊縫有的還真拿不準!!
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