On compressiveshrinkage machine, the quality of rubber sleeve will directly impair the shrinkage effect.
在机械预缩整理机中,橡胶毯的优劣直接影响预缩整理效果。
2
Effect of clay content and rock powder of gravel and sand on concrete property is studied in this paper, include compressive strength, impermeability and dry shrinkage.
本文研究了石子和砂子的不同粘土含量、石粉含量对混凝土强度、抗渗性和收缩性能的影响。
3
The method of the invention has advantages of high content fly ash and compressive strength, low drying shrinkage value and good durability.