1) 2.4GHz ISM band
2.4GHzISM频段
2) frequency band
频段
1.
Finding out the major concentrated frequency band of tool-wear information can enhance SNR(Signal Noise Ratio) and improve tool-wear degree recognition result.
找出刀具磨损信息在可听阈内的主要集中频段能提高切削声信号的信噪比,改善识别结果。
2.
In order to improve the accuracy of freqency measurement, the signal being measured can be divided into three frequency bands: the low freqeuecy band ,the middle freqency band, and the high freqency band The different measuring methods are taken in different frequecy bands to get better resul
为了提高信号频率测量的范围和信号频率测量的精度 ,把被测量信号分成低频、中频、高频等 3个频段 ,不同频段采用不同的测量方法 ,以取得更好的测量效果。
3.
The anomalous signals at surface were distributed in wide frequency bands and scopes,and occurred a month or several days before earthquakes.
卫星地震电磁信号集中于ELE-VLF频段,时间上以震前几个小时为主,说明电磁信号具有明显的短临特性。
4) Band A
A频段
1.
This article studies the effect on introducing Band A in TD-SCDMA system,and discusses network equipments and terminals.
本文对TD-SCDMA系统引入A频段带来的影响进行研究,从网络设备和终端等方面展开讨论和分析,并提出了相应的引入策略建议,最后给出了在TD-SCDMA系统现网引入A频段策略研究的结论。
2.
This article studies the interferences between Band A of TD-SCDMA system and various of other systems,and discusses network equipments,terminals.
本文对TD-SCDMA系统A频段与其他通信系统间的干扰进行研究,从频谱资源分配和干扰分析方法等方面展开讨论,并进一步对系统间干扰进行定量计算,最后给出了系统间干扰分析的结论。
5) audio band
声频频段
6) video frequency band
视频频段
补充资料：频段
1.把无线电波按频率不同而分成的段，例如低频﹑中频﹑高频﹑超高频。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条