فهرس المقالات gas tungsten arc welding (GTAW) process حرية الوصول المقاله صفحة الملخص نص كامل 1 - Simultaneously Modeling and Optimization of Heat Affected Zone and Tensile Strength in GTAW Process Using Simulated Annealing Algorithm Meysam Beytolamani Masoud Azadi Moghaddam Farhad Kolahan