The envelope line of shear strength was nonlinearly changing and downward bending with the increasing of confining pressure.

 
  • 抗剪強度包絡(luò )線(xiàn)隨著(zhù)側壓力的增加而呈非線(xiàn)形變化,在高圍壓作用下,強度包絡(luò )線(xiàn)向下彎曲。
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