The influence of pre wetting degree on frost resistance of shale ceramsite concrete is studied when shale ceramsite is pre wetted by means of the distinct degree.

 
  • 采用快速冻融试验方法研究轻集料不同预湿程度对页岩陶粒混凝土抗冻性的影响。
今日热词
目录 附录 查词历史