wedging effect meaning in English

楔入效应

The characteristics of high pressure gyratory sprayed pumping discusses is presented , which is applicable in wide range of scope and ground layers , convenient for construction , long durability , wide source of materials . mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow , water wallop , cavitation phenomenon , water wedge effect , extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation
高压旋喷注浆技术具有适用范围、适用地层较广，施工方便，耐久性好，材料广阔等特点；其加固地基机理主要是通过流动压、喷射流的脉动负荷、水块的冲击力、空穴现象、水楔效应、挤压力、气流搅动等效应形成水泥固结体与桩间土的复合地基，从而提高地基承载力，减少沉降变形。