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ѴҹЪԪҡ The Second South-East Asia International Welding Congress : Ensure a More Efficient Industrial Development (Technology-Education-Quality Management) 駷 2

ʶҺѹѵ෤- Է෤վШҾй˹ Ѻٹ觻 (Welding Institute of Thailand) ˹ѴҹЪԪҡ The Second South-East Asia International Welding Congress : Ensure a More Efficient Industrial Development (Technology-Education-Quality Management) 繤駷 2 㹻 ҧѹ 25-26 Ҿѹ 2553 ç չ آԷ 22 ا෾

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