结果表明所给出的单奇异性V形切口的脆性断裂准则有效、简单且便于工程应用。

The findings indicate that the brittle fracture criterion for V-notches with single singularity is valid and simple, so it can be applied to engineering conveniently.

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进而根据脆性材料切口强度表达式和概率论一般原理，求得了切口强度和弯曲强度统计特征参量间的相互关系表达式，并进行了验证。

Then, on the basis of the expression for notch strength of brittle material and the fundamental principle of probability theory, correlations between the statistical characteristic parameters o.

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