Conclusion: the thought of taking two steps methods to treat the obstinate epistaxis is very clear, and the curative effect is satisfactory as well.
结论：采用两个方案阶梯式治疗顽固性鼻出血思路清晰，疗效满意。
Both methods rely on breaking up the complex problems into smaller, simpler steps that can be solved easily, but the two methods are subtlely different.
这两种方法都会把一个复杂的问题拆解成很小的，甚至更小的容易解决的步骤，但它们稍有不同。
The two additional steps are captured in two new methods.
在两个新方法中有两个额外的步骤。
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