The monotone property of multivariate function proved that the maximum stress strength point exists on the inner surface of casing under the triaxial stress conditions.

通过实例计算，对比分析了用“三向应力圆”理论与其他几种理论计算的抗挤强度值。

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The monotone property of multivariate function proved that the maximum stress strength point exists on the inner surface of casing under the triaxial stress conditions.

通过实例计算，对比分析了用“三向应力圆”理论与其他几种理论计算的抗挤强度值。

youdao