... frequency sounding 频率测深 frequency span 频带宽度 frequency spectrum designation 频段名称 ...
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Minimum Span Frequency Assignment Problem 最小跨度频率指配问题
Wavelet packets with the advantage of time frequency zoom is used in this paper to decompose the post fault transient electrical quantities by the proper frequency span.
应用在时频空间皆具有良好聚焦特性的小波包，以适当频率带宽，对故障后暂态电气量进行分解。
The relationship between frequency and prestress, ratio of rise to span of tensioned cable and membrane structure are also studied.
系统分析了索膜结构自振特性与预应力、矢跨比、索初始应力等的关系。
Due to distortions, that span 11.5 dimensions of frequency, the process now takes place through successive reincarnations.
由于扭曲，跨越11.5维度的频率，有过这样的过程，通过成功连续再投胎的方式产生了。
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