1．引言近年来，许多国家的交通部门正越来越多地将资金投入到道路的维护和修理上。同时，国民经济的飞速发展，对建筑材料的要求也越来越高，各种机器厂房、停车场、仓库等对地面也提出了高耐磨的要求。一般高强混凝土的基体是比较耐磨的，但用高强混凝土做地面一方面造价较高 1. INTRODUCTION In recent years, the transportation sector in many countries is increasingly investing funds in the maintenance and repair of roads. At the same time, with the rapid development of the national economy, the requirements for building materials are also getting higher and higher. Various machine factories, parking lots, warehouses and other places have also put forward high wear resistance requirements for the ground. The substrate of general high-strength concrete is more wear-resistant, but the use of high-strength concrete as the ground is higher on the one hand