Quality requirements for welding - Fusion welding of metallic materials - Elementary quality requirements
焊接质量要求.金属材料熔焊.基本质量要求
Quality requirements for welding - Fusion welding of metallic materials - Standard quality requirements
焊接质量要求.金属材料熔焊.标準质量要求
Quality requirements for welding - Fusion welding of metallic materials - Comprehensive quality requirements
焊接质量要求.金属材料熔焊.综合质量要求
Quality requirements for welding - Resistance welding of metallic materials - Elementary quality requirements
焊接的质量要求.金属材料的耐焊性.基本质量要求
Quality requirements for welding - Resistance welding of metallic materials - Comprehensive quality requirements
焊接的质量要求.金属材料的耐焊性.全面质量要求
Quality requirements for welding - Fusion welding of metallic materials - Guidelines for selection and use
焊接质量要求.金属材料熔焊.选择和使用指南