In our country, system is mainly the non - effective earthing system.

我国中低压配电网多采用小电流接地系统.

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China's distribution systems are almost ungrounded or grounded via the arc - suppression coil.

我国中低压配电网一般都是中性点不接地或者经消弧线圈接地的辐射网.

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It is mainly applied in voltage power cables and control cables.

主要用于中低压电力电缆和控制电缆的绝缘.

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The county in the low - pressure pipe products in the country's total capacity of more than 80 %.

全县中低压管件产品生产能力占全国生产能力的80%以上.

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ZSEJ 90 - 2 is tow - step silane nature cross - linkable polyethylene insulating compound for low and middle voltage cables.

2是中低压电缆用二步法硅烷自交联聚乙烯绝缘料.

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This kind of pipe is widely used in conveying of pressed or corrosive gas or liquid.

该软管在中低压及腐蚀气体、液体的输送中被广泛的应用.

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The reheated steam is further expanded in and LP cylinders, before passing into the condenser.

再热蒸汽在进入凝汽器之前在中低压缸中进一步膨胀.

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Fire control devices such as firesystemsystem and foam - water spray extinguishing system are used in this tunnel.

济钢冷轧工程的地下液压站、油库和电气地下室等部位的消防设计采用中低压细水雾灭火系统.

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