The paper briefly introduces the unloading arch theory.
文章简要介绍了卸荷拱理论。
On this condition, the paper introduces the unloading arch theory.
在此基础上，论述了卸荷拱理论。
The stability of the underhand drift cemented filling body is analyzed by using stress arch theory and beam theory, and a simple judgment formula of the stability is obtained.
将压力拱理论与简支梁理论相结合分析了下向进路胶结充填体的稳定性，给出了充填体稳定性的简易判定公式；
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