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AWS
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American Welding Society
استانداردهاي انجمن جوشکاري آمريکا
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As a leader in welding education and technology development AWS promotes best practices and works to advance the science and application of welding and allied processes such as joining brazing soldering cutting and thermal spray.
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سال :
2024
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تعداد :1143
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دسته :Special
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اشتراک :
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پیمایش استانداردها >>
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