The entire length of the tower is equipped with a feeder (a coaxial wave-guide) through which signals are transmitted from the transmitter to the antenna on the spire.
信号传输线(一个同轴波导管)贯穿整个塔身，通过它，信号从传输器运送到塔尖的天线。
The mechanism of chopped wave overvoltage of transformers caused by insulator arc-over chopped wave after lighting stroke terminal tower is analysis emphasize.
针对截波产生的原因，重点分析了雷击变电站终端杆塔使绝缘子闪络产生截波，并引起变压器截波过电压的机理。
Calculation method to determine sprayer point for liquid spray even distribution from row row piping sprayer in a packed tower with wave type packing is introduced.
介绍波纹填料塔内采用排管式喷淋器时液体喷淋点均布的计算方法。
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