对预应力混凝土枕中碱骨料反应的探讨铁道部太原轨枕厂孙月清，张奇男，魏宜龄在混凝土工程中，由于开裂影响耐久性，造成工程损失，国内外都有很多实例。以往为解决裂纹缺陷，曾多次调查研究提出措施，但大多着眼于结构和工艺操作方面，裂纹问题未能彻底解决。近年来人们... Discussion on Reaction of Alkali Aggregate in Prestressed Concrete Pillows Sun Yat-ching, Zhang Qi-nan, Wei Yi-ling, sleeper factory in Taiyuan, Ministry of Railways In concrete engineering, there are many examples both at home and abroad due to the influence of cracking on durability and engineering losses. In order to solve the problem of cracks in the past, many investigations and studies have put forward measures, but most of them focus on the structural and technological operations, and the crack problem has not been completely solved. In recent years people ...