该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......

Center segregation is the main reason for cup fracture of high-carbon wire rod during drawing. Therefore, to continuousl......

应用超声疲劳试验技术，对两种高强度钢（42CrMo4，100Cr6）在20kHz频率下的超高周疲劳性能进行测试分析。实验结果表明：两种钢的S—N曲线在......