Compared with steel, cement, wire and cable products and other building materials prices are rising once.
与钢铁，水泥，电线电缆产品和其他建筑材料价格上涨一次。
The circuit injects an ac signal on one wire of a cable and then looks for an absence of capacitive coupling to the other wires.
电路在电缆的一条线中输入交流信号，然后寻找其他线中电容耦合的缺少。
Wire and cable: cable power, communication cable, RF (radio frequency) cable, control cable, data cable, fiber-optic cable and other varied materials and purposes exclusive use.
电线电缆：电力电缆，通讯电缆，射频电缆，控制电缆，数据电缆，光纤电缆等不同材质和不同用途的专用电缆。
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