研究方法对比、分析几种国家和行业规范或规程中的钢结构焊接检验标准。

Research methods: The paper provides some Suggestions and referable proposals through comparison and analysis of several national commercial specifications and codes of practice.

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焊接质量是影响钢结构工程质量的重要因素，对焊缝进行无损探伤检验是确保焊缝质量的重要手段。

The quality of welding is an important factor that influences steel structure project quality. Nondestructive inspection is an important method which guarantees welding seam quality.

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