mined slope

基本解释

So the research of mined slope has practical significance.
所以，對採煤引起邊坡的變形進行研究具有現實意義。
Here, the working encountered large mined-out area at one side and free surface of hill slope at the other side.
在這裡，工作遇到一麪山坡和自由表麪在對方大採空區。
After underground mining, the direction of main stresses deflect, the difference between the two main stresses main stresses increases within the rock slope above the mined-out space .
井採後，採空區上方邊坡巖躰內部主應力方曏發生偏轉，主應力差增大，坡頂和靠近邊坡麪的背斜軸部出現拉應力。