本文简述了当前压路机的工作原理及优缺点;并根据土力学理论,定性地论述了采用交变剪应变方法压实土壤的可行性,简介了新型压路机的原理。 In this paper, the working principle, advantages and disadvantages of the current roller are briefly introduced. According to the theory of soil mechanics, the feasibility of using alternating shear strain method to compact the soil is discussed qualitatively. The principle of the new roller is introduced.