Based on the catastrophe progression theory, an integrative evaluation method for the stability classification of surrounding rock was presented.
提出基于突变级数理论的地下工程围岩稳定性分类的评价方法。
This kind of methods is also called as undulation forecast subtracting, which including wave field extrapolated method, feedback loop method and backscattering progression method.
这类方法也称为波动预测减去法，主要有：波场外推法、反馈环法、反散射级数法。
Conclusion: Removing blood stasis and evacuating turbid method has obvious effect on delaying progression of chronic renal failure.
结论：祛淤排浊法对延缓慢性肾衰进展有明显作用。
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