The effective improveing depth is in the scape of PVD,and the effective depth of vacuum combined surcharge preloading is determined by the stress of surcharge.

 
  • 结合杭金衢高速公路真空-堆载联合预压工程,进行了现场试验和资料分析研究,并对该方法的加固机理进行了深入的探索。
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