本研究提出了一种利用普通的电磁式速度传感器检测超低频绝对振动信号的技术方案。

This research offers the technical scheme of detecting ULF Absolute Vibratory signal by the normal electromagnetism rate transducer.

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研究信息融合技术在海底管道维修装置与检测装置间的应用，采用超低频电磁波，小波分析等技术与管线跟踪探测仪、DGPS以及示踪信号探测器等设备解决发射、接收、通讯技术中的关键技术点。

The extra low electromagnetic wave, wavelet technology, pipe track instrument, DGPS and tracing signal equipment are used to solve the key question of trans-mit-receive and communication.

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超低频 （SLF）电磁波技术利用地球物理和无线电物理相结合的原理 ，由人工产生大功率电磁波信号。

The technique of electromagnetic waves in SLF (Super Low Frequency) frequency band can be investigated in the light of geophysical theory combined with radio-physical theory.

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