: By 2021, AI began replacing human eye-balling for complex tasks. Intelligent systems were developed to predict weld bead geometry with over 92% accuracy, reducing the need for trial-and-error in parameter selection.
Because this is a copyrighted technical standard, "free PDF" versions found online are often unauthorized or outdated. For professional certification, you should use the official AWS sources: AWS Bookstore : The official AWS WIT-T:2020 welding inspection technology 2020 pdf 2021
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