Coupling can happen at different places of the uplink and downlink channels.

上下行信道之间产生耦合的原因有多种,避雷设施的安装不当也是其中之一.

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Attention should be paid to arrest lightening when outdoor antenna is used.

使用户外天线要注意避雷.

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Briefly describe the necessity of developing voltage surge protection device.

概述了开发低压避雷电器(过压保护器)的必要性.

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We are installing the lightning arresters.

我们在安装避雷装置.

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Within the context of EIB systems, the measures are often called primary and secondary protective measures.

根据EIB系统 内部结构而产生的不同避雷方法通常被称为初级和次级保护措施.

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Explosion high - pole lamp is composed of lamp, lamp pole, elevator , electrical installation , and suppose lightning arrester.

防爆高杆灯可由灯盘 、 灯杆 、 升降机构 、 配重电气装置等五个部分组成, 并设有避雷装置.

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