Based on water rotary jet study, the influence rules of macromoleculepolymer additives on the configuration character and erosion effect of rotary jet are studied.
在清水旋转射流研究的基础上，研究了高分子聚合物添加剂对旋转射流结构特性及破岩效率的影响规律。
3
Through the analysis of the necessity of the water-proof dope of bridge pavement, discussion is made on the performance of the macromoleculepolymer dope.