vacuum-surcharge preloading

基本解释

Vacuum combined with surcharge preloading is a good method to reinforce soft foundation at bridge-head.
真空联合堆载预压法是一种较好的桥头软基处理方法。
In-door tests and in-site tests were performed to study the application of vacuum surcharge preloading in the highway.
为了能全面掌握真空—堆载联合预压在高速公路应用中的效果，本次试验研究包括如下两方面，即室内试验和现场试验。
The post-construction settlement law on vacuum combined surcharge preloading and surcharge preloading is open out based on finite element analysis.
基于有限元数值计算揭示堆载预压和真空联合堆载预压工后沉降规律；

真空预压
Vacuum-surcharge preloading method is combined by vacuum preloading and surcharge.
真空—堆载联合预压法由真空预压和堆载两种方法组合而成。