【摘要】 在同一条件下，随机各选取一榀经粘钢加固的混凝土屋架、一榀整体现浇质量合格的屋架及一榀半跨分别现浇后整体拼接的屋架共三榀进行现场对比结构试验，取得了翔实的资料，证明粘钢这一新技术具有施工速度快、加固质量好及显著的经济效益等诸多优点。更多还原

【Abstract】 Though the site comparison structure tests on three types of the roof-truss which constructed using three kinds of different methods,a wealth of test data has been obtained.The analyses of the test data indicates that a new technique of steel adhesion application has more advantages such as fast construction,good strenythening quality and remarkable economic benefit,etc.更多还原