软化区 meaning in English

soft zone
softened zone

Vibrating grouting method is a new way to treat weak foundation . the sand of foundation is made destructive by vibrating load at first , and as a result its strength is weakened in this destructive area . under the condition of high pressure , the grout is easier to be poured into the foundation
振动注浆是处理软弱地基的一种新的施工方法，该方法首先通过振动机具的冲击振动，在砂土地基内形成软化区，然后利用注浆管将浆液压入砂土中。
The computation results show that after reinforcing the soft and weak floor , the deformation of the surrounding rock of sides gets smaller , especially , that in the lower part of the sides decreases to a larger extent ; the size of plastic zones and the scope of strength - softening region in surrounding rock of sides become smaller ; the area that has an increase in the maximal principal stress in surrounding rock of sides shrinks , and the zones of peak - value of maximal principal stress approach the periphery of roadway
计算结果表明，加固软弱底板后巷道两帮围岩变形量减小，尤其是巷道两帮下部围岩变形量减小幅度较大，两帮围岩塑性区范围和软化区范围缩小，两帮围岩主应力升高区范围缩小，主应力峰值区域更加靠近巷道周边。