Cables of low voltage, power cables and control cables should be laid separately if there are division boards inside the tray.
低压，动力、控制电缆应分开敷设(如果桥架内有隔板)。
The Power Transmission Division is a leading supplier of products and solutions in the high-voltage field and technology leader in high voltage Direct Current systems.
输电集团是高压领域的领先产品与解决方案供应商，是高压直流系统领域的技术领军者。
Due to many advantages of Orthogonal Frequency Division Multiplexing technique, it becomes the best choice for low-voltage power line broadband communication.
正交频分复用技术以其多种优势成为低压电力线宽带通信的最佳选择，信道估计是正交频分复用系统的关键问题之一。
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