求翻译：对传统电气几何模型法进行了改进，描述了线路屏蔽失效的现象，建立了适于500kV输电线路绕击耐雷性能研究的改进电气几何模型，并考虑了雷电侵入角和工作电压对线路绕击耐雷性能的影响，，并基于该模型计算安装并联间隙前后线路的绕击跳闸率。是什么意思？

Traditional electrical geometric model method improved, describes the line shielding failure phenomenon and the establishment of a suitable for 500kv transmission line around the strike resistance Lei performance study improve the electrical geometric model, and consider a lightning-invasive corner

Geometric model of the traditional electrical improvements were made law that describes the line screen failure, established a suitable for 500 kV transmission lines around the resistance to mine performance study of the electrical geometry model improvements, and to consider the lightning intrusion

Has made the improvement to the traditional electricity geometry modeling, described the phenomenon which the line shield expires, established has been suitable for the 500kV transmission line to circle strikes bears the thunder performance research the improvement electricity geometry model, and ha

Improvement on traditional by EGM, describes the line of shielding failure phenomenon, built around for 500kV transmission line lightning protection performance research on improved EGM, and consider a lightning invasion angle and voltages on lines around the lightning protection performance of, and

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