ER fluids (ERF) can invert between liquid phase and solid phase.The high and new technological features of ERF include a fast response speed, continuous and reversible controllability.

• 在电场作用下，它具有液一固态转化的可逆性、连续可控性和响应的快速性等高技术特征，因而在机电传动与控制系统有广泛应用前景。