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汉语拼音：bì léi zhēn

保护建筑物等免受雷击的装置。本身为一良好接地的金属棒，安装在被保护物的顶端。当附近天空发生雷电时，避雷针经地线将雷电电流引入地中，使被保护物免遭雷击。

1. 保护建筑物避免雷击的装置。在高耸建筑物顶端安装一个金属棒，在地面下埋一块金属板，二者用金属线连接起来，利用金属棒的尖端放电，使云层所带的电和地上的电逐渐中和。

• Why are there hundreds of lightning rods placed around the city?

  为什么城市的周围会有上百只避雷针?

• Not surprisingly, they've become a lightning rod for industry critics.

  毫不奇怪, 他们已经成为业界批评的避雷针.

• It protects buildings and ships from damage caused by lightning.

  避雷针保护建筑物和船只免受由雷电引起的损坏.

• He was the lightning rod and could earth the power within her.

  他就像避雷针,能够激发她内心的力量.

• Lightning rods protect buildings by conducting the electric charges into the ground.

  避雷针通过把电传入地下来保护建筑物.

• A lightning conductor protects a building from damage by lightning.

  避雷针可保护建筑物不受雷击的破坏.

• Are there any visible arc marks on upper surfaces LPS rods?

  避雷针的上部表面是否有可见的电弧放电痕迹?

• Inspired by these ideas, in 1752 Franklin developed a practical lightning rod.

  富兰克林受这些想法的启发, 于1752年发明了一种实用的避雷针.

• He did invent lightning conductor.

  他的确发明了避雷针.

• However, he did invent the lightning conductor.

  但无论如何, 本杰明发明了避雷针.

• What is the shape of a lightning conductor?

  为什么避雷针放置的建筑物顶部?

• Main products, the lightning rod, power protection, signal protection, data protection, protection, and other audio.

  主要产品有, 避雷针, 电源保护器, 信号保护器, 数据保护器, 音频保护器等.

• It appeared, at first sight, to be a lightning conductor, mounted on insulator through the roof.

  一眼看去, 它似乎是一根避雷针, 安装在穿过屋顶的绝缘体上.

• Benjamin Franklin invented the lightning rod by flying a kite in the srorm.

  本杰明富兰克林通过在暴风雨中放风筝而发明了避雷针.

• The method correctly determines the protective range of the arresters without circle lightning harm.

  该方法确定的避雷针保护范围明确,无绕击雷害.