This particular fracture type, owing to its configuration and instability, poses significant challenges to the fixation method, especially in elderly patients with varying degrees of osteoporosis.
由于这种特殊的骨折类型的位置和不稳定，对固定方法造成了重大的挑战，特别是对伴有不同程度的骨质疏松症的老年患者。
Therefore, this paper proposes a method to calculate the probability of voltage instability based on the stochastic characteristic of load margin index.
针对这种情况，提出了一种基于负荷裕度随机特性的方法来计算系统电压失稳的概率。
It is important to study the mechanism and suppress method of the instability to increase the perform level of machine.
研究这种不稳定性的产生机制和抑制方法对提高机器的性能有重要理论和现实意义。
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