Test result indicates that ,by means of using proper gravel-gradation and technology , the performance of pumice concrete can well meet the need of our country wall materials.

 
  • 试验结果表明,利用适当的骨料级配和生产工艺,可使浮石混凝土的各项性能指标能很好地满足目前我国的建筑墙体材料性能要求。
今日热词
目录 附录 查词历史