焊接阅读英汉对照 1 heat input 热输入 Improvement of HAZ Toughness in High Strength Steels under High Heat Input 采用细小贝氏体改进大线能量高强度钢板的热影响区 (HAZ)韧性 Effect of heat input on structure and mechanical properties of welded joint in a SOOMPa grade RFC steel 热输入对 800MPa 级钢接头组织及性能的影响 Microstructure of large heat input welding steels with low susceptivity to weld cracking 大线能量低 焊接裂纹敏感性钢的显微组织 Development of fire-res
1 The bridge crack has the reason brief analysis Author: Order In recent years, our province transportation infrastructure obtained the swift and violent development, each place has constructed the massive concrete bridge. In the bridge construction and the use process, concerns because of appears the crack but to affect the project quality even to lead the report common occurence which the