The invention discloses a testing device of the volume compression coefficient of freshlymixedconcrete under a side-limit condition and a testing method thereof.
本发明公开了一种侧限条件下新拌混凝土体积压缩系数的测试装置及其测试方法。
2
The air content of freshlymixedconcrete is determined by measuring the reduction in the volume of the concrete caused by the application of a specified pressure to the concrete.