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- meteorological frequency bands 气象频带
- GMDSS provides for dissemination of important navigational, meteorological information to shipping by automatic means on different frequency bands to ensure maximum coverage. GMDSS系统为确保最大覆盖，在不同波段上，采用自动的方式，为海上运输工具提供重要的航行警告、气象信息的播发。
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- The assigned frequency band is 928 MHz to 902 MHz. 那分配频率乐团是 902个百万赫兹至 928个百万赫兹。
- They are very compact in time and the frequency bands of interest are narrow. 它们在时间上是非常紧致的同时有意义频带是狭的。
- Initially RFID tags worked only at frequency bands of 13.56 megahertz or lower. 早期的射频识别标签只能在13.;56百万赫兹或更低的频率下作用。
- We can't hear any program when we turn our radio onto this frequency band. 当收音机调到这个频段上时，什么节目也收听不到。
- Among the first batch of economies in the world to open up the relevant frequency bands for IEEE 802.11 type of wireless services. 本港是全球首批开放有关频带作IEEE 802.;11无线服务的地区之一。
- Another attribute is the flux or radiant power that can be delivered in that narrow frequency band. 另一个性质就是在这样窄的频带内可以给出很高的光通量或辐射功率。
- Currently hybrid fiber coax (HFC) CATV networks are mainly applied to broadcasting television. There are a lot of frequency bands to be spared. 当前 ,光纤同轴线混合 (HFC)有线电视 (CATV)网络主要用于电视广播 ,存在大量的空闲频带资源。
- The wavelet analysis can divide signal into different frequency bands and carry out inchoate signal decomposition and extracting. 小波分析能将信号划分到不同频段内,实现微弱故障信号的分离和提取。
- Abstract： The wavelet analysis can divide signals into different frequency bands and realize the in choate signal decomposition and extraction. 摘 要： 小波分析能将信号划分到不同频段内，实现微弱故障信号的分离和提取。
- In this thesis, we propose a method to integrate many inductors together and we can switch different frequency bands only with one inductor area. 在这里我们提出一个将多个电感整合的方式，只需以一个电感的面积便可切换不同的频带。
- In contrast, the frequency bands and transmission protocol parameters of current wireless systems have been mostly fixed. 相反地，目前无线系统使用的频带和传输通讯协定参数则大多是固定的。
- This new version of the technical annex will increase the number of harmonised frequency bands that can be used by short-range devices. 技术法规附录的新版本增加了短距离无线设备使用的协调频段数量。
- A specified frequency band for the transmission and reception of electromagnetic signals,as for television signals. 频道，波道传送和接收电磁信号的一特定的频率波段，如电视信号
- The design is very suitable for wireless communication systems which work in ISM frequency band. 所设计的软硬件接口非常适合在ism频段的无线通信系统中应用。
- This paper uses wavelet packet to decompose signals to various frequency bands( uncertainty principle satisfied), describes the wavelet packet signal extracting algorithm. 本文利用小波包将信号按任意时频分辨率(足测不准原则)解到不同频段的特点,论述了小波包特征提取的方法。
- The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band. 声发射源与接收讯号传感器间的距离以及环境噪声的电平是选择频带的主要依据。
- Analyse of Frequency Band in Acceleration Measurments during Ejection and Parachuting. 弹射和开伞过载测量中的频率分析。
