本文对大功率甚低频发射天线用绝缘子的选型进行了研究。

The selection of the insulator applied for a large power very low frequency transmitting antenna were studied.

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机载甚低频天线系统中的双拖曳天线是用于对潜通信VLF/LF的发射天线。

The Dual Trailing Wire Antenna(DTWA) on an Aircraft antenna system is used to transmit VLF/LF messages to submarines.

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清管及挤涂工具的阻卡探测系统是采用甚低频无线电波发射、接收。

Cloge detection system of pigging and extrusion tools is adopting very-low-frequency radiowave emission and reception.

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