The interaction between the earth berm and the retaining structure is analyzed. 分析了反壓土與支護結構相互作用的機制。
The test results showed that the scheme and parameters used are valid and thesupport structure is safe in stoping. 實(shí)踐證明，所確定的支護方案及參數是有效的，進(jìn)路回采中支護結構安全可靠。
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