Experimental results indicate that the viscosity of cement-based grouts is time-dependent,and the law conforms to an exponential function where the shear shows no apparent law,i.

• 通过大量试验证明水泥基浆液的粘度存在时变性,其规律符合指数函数分布;而动切力随时间变化不大,可视为无时变性。