... 4．3镀层方法method of coating 5钢丝的位置position of wires 5．1中心钢丝core wire or kingwire ...
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Once most wires are bent out of shape, they don't return to the original position.
大多数电线一旦弯曲变形就恢复不了原状。
Four, and then the (AC) region of the L, N access to the 220V power supply (2.5 of copper core wires), such as the installation position is low, the best grounding wire.
再将变压转换器的（AC）区域的L、N接入220V电源（2.5的铜芯电线），如安装位置较低，最好接上地线。
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