A passenger on a Metro train that burst into flames in Melbourne's north today has told of her fear when overhead power lines fell onto the train, blocking the exit from the burning carriage.

一列地铁在墨尔本北部着火，一位乘客讲述了她当时的恐惧。当时，车顶的供电线路段落在车身上，燃烧的车身使得出口被堵。

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Overhead transmission lines are the vitals of power system. Its main function is to transmit electricity.

架空输电线路是输电系统的命脉，它的主要作用是传输电能。

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The validity of the method is proved by calculating the mutual impedance between overhead power lines and underground telecommunication lines.

架空电力线路与地下通信线路互阻抗的计算结果验证了论文方法的正确性和高效性。

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Meanwhile, GNER was forced to cancel all services between Inverness, Aberdeen, Dundee, Glasgow, Edinburgh and the north east of England, Yorkshire and London's King's Cross after the wind and snow brought down overhead lines in the Borders.

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The gap between the pantograph, which is the arm on top of the train car that draws power from overhead lines, and the catenary system must remain within a precise distance and tension.

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The project will generate enough electricity to power 4, 500 homes annually and connect to the national grid via existing overhead lines.

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