Network transformer module market demand is very large, and increase productivity of the main bottleneck is that the transformer windings of the wire soldered to the input and output pins.

网络变压器模块市场需求量非常大，提高生产效率的主要瓶颈是，变压器绕组的漆包线焊接到输入输出引脚上。

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Network Rail said a blown transformer at Central Cardiff station at 09:40 GMT knocked out signalling in the Cardiff area but it is not yet known if flooding was the problem.

BBC: Flooding: Christmas rail travel resuming in south Wales