compound increase meaning in Chinese

复合增加率；复合增长率

The result showed when common montmorillonite , in which the mass fraction of montmorillonite was 75 % , was used as modifier , the bending modulus of the compound increased by more than 60 % , impact strength increased by a factor of 2 , recovery ratio reduced 35 % , and the compound had good processability
结果表明，在采用蒙脱石质量分数为75 %的普通蒙脱土时，专用料弯曲模量提高60 %以上，冲击强度提高一倍，回缩率降低35 % ，并且加工性能良好。