这样做的好处是，一旦某一线路发生短路或其他问题时，停电的范围小，不会影响其他几路的正常工作。
The advantage of this is that once a short circuit or other problems occur, the scope of the power outage is small, will not affect the normal work of other roads.
既有桥台加固是控制工期、确保线路正常运营的关键。
Consolidation of existing abutments is key to ensuring construction period and normal operation of railway line.
水泥杆是架空线路中的重要构件，其安全性直接关系到输电线路的正常运行。
Cement pole is an important component for overhead lines, and its security has a direct impact on the safety of transmission lines.
正常的空闲线路状态，在这种状态下，传输的是稳定的空号信号，是用户可以选择的一种线路状态。
The normal no-traffic line condition in which a steady space is transmitted ; it may be a customer selectable option.
铁塔是输电线路的重要组成部分，其承载能力对于输电线路的正常运行起着重要作用。
Transmission towers are vital components of overhead transmission lines, which play an important role in the operation of electrical power systems.
铁塔是输电线路的重要组成部分，其承载能力对于输电线路的正常运行起着重要作用。
Transmission towers are vital components of overhead transmission lines, which play an important role in the operation of electrical power systems.
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