针对目前水泥混凝土路面强度检测的缺陷，提出了利用瞬态瑞雷面波法无损检测路面强度的基本原理和方法。
To counter the defects of intensity inspection of cement concrete pavement, the basic principle and method of non-destructive intensity inspection of pavement by transient Rayleigh wave are presented.
结合工程实例，分析了钢筋混凝土钻孔灌注的特点及常见缺陷。介绍了基桩质量检测的常用方法及反射波法检测钻孔灌注桩的基本原理、方法。
Based on the practice, it analyses the performance and limitation of borehole cast-in-place concrete pile, and introduces the methods of quality test: especially the stress reflection method.
本文以钢筋混凝土短牛腿为例，阐述拉-压杆模型的基本原理，同时通过一个设计实例说明拉-压杆模型的建立、设计准则、设计步骤等。
The design of reinforced concrete short corbel was taken as example, with the basic principle on strut-and-tie model stated and described. An example of design demonstrates the establishment of...
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