低合金鋼應在焊接完成24h以后進行焊縫外觀及內部質量的檢驗，無損檢驗應在外觀檢驗合格后進行。這句話要怎樣翻譯才對呀?謝謝大家
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The external appearance and internal quality should be inspected 24 hours later after the low alloy steel is welded and the nondestructive testing should be conducted when the external appearance is qualified.