路面罩面 meaning in English

pavement overlay

Synthesis on overlay design method of asphalt pavements
沥青路面罩面设计方法综述
The research purpose of this paper is on the thickness design of strengthening asphalt overlays , and the research way is based on analyzing the using of falling weight defiectometer in the area of pavement design and analyzing the priority of fwd - this kind of nondestructive deflection testing equipment , the emphasis is using of the testing results and research production of fwd in overlay design . the mainly research results includes the following aspects : 1 . describing all kinds of overlay design procedures and its advantages and disadvantages in detail , especially the overlay procedure used in our country ' s pavement design criterion
本论文的研究对象是针对结构性补强型沥青混凝土罩面进行厚度设计，研究思路是以落锤式弯沉仪( fwd )在路面工程设计领域的应用为根本目的，在分析fwd这种无损弯沉测试设备先进性的基础上，结合对各种沥青路面罩面设计方法的分析，着重研究了如何将fwd的检测及分析成果应用于沥青路面罩面设计方法中去。