2954| 4
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求助,,這個(gè)Welding technique怎么理解,? |
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點(diǎn)評(píng)
以上參考GB/T 3375-1994 焊接術(shù)語(yǔ),也不是太懂,,希望樓主把這個(gè)問(wèn)題鉆透,,再給咱交流一下,漲漲知識(shí),!
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