ULF:超低频
“Ultra Low Frequency”(ULF)是电磁波谱中频率极低的波段,在科学研究尤其是气象学领域应用广泛。为了书写和交流的便捷,通常将其缩写为ULF,其中文含义为“超低频”。该术语常见于学术论文和专业讨论中。
Ultra Low Frequency的英文发音
例句
- The main spectral components are distinguished in the heart rate variability spectrum : ultra low frequency ( ULF ), very low frequency ( VLF ), low frequency ( LF ), high frequency ( HF ) components.
- 心率变异性长时程功率谱主要成份分为超低频(ULF)、极低频、低频、高频。
- Research and Realizing of Ultra Low Frequency(ULF) Geomagnetic Signal Proceeding System
- 超低频(ULF)地磁信号谱分析系统研究与实现
- F P interferometer ( FPI ) is effect to examine the ultra low frequency.
- FP干涉仪(简称FPI)对工程上超低频(ULF)微弱振动信号的测试,具有较好的效果。
- It analyzes both the mechanical model the inherent limitation of absolute vibration sensor, and puts forward a kind of regressive algorithm of sensor's transfer function. Moreover, it shows an implementation example of optimizing ultra low frequency absolute vibration sensor's transfer function.
- 分析了绝对振动传感器的力学模型和固有缺陷,提出了一种传感器传递函数的回归算法,给出了超低频(ULF)绝对振动传感器传递函数优化的应用实例。
- The system scheme includes transmitter and receiver; here we mainly research on the receiving part of ultra low frequency wireless data acquisition system. Besides that, a general design scheme including both software design and hardware design is provided according to the system working principle and requirement.
- 系统方案包括发射机和接收机两部分,本文主要研究超低频(ULF)无线数据采集系统中的接收部分,并根据系统的工作原理及需求提出了接收机的总体设计方案,涵盖软、硬件两部分的设计。
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