1) narrow band frequency modulation
窄带档
2) narrowband
[英]['nærəʊbænd] [美]['næro'bænd]
窄带
1.
Research on ISAR Multi-target Imaging for Monopulse Narrowband Radar;
基于单脉冲窄带雷达ISAR多目标成像研究
2.
Research the Key Technique of the Narrowband Video Conference;
窄带视频会议关键技术的研究
3.
The paper introduces development of narrowband SPA-H weathering steel by adopting the process of "converter-narrowband" instead of "EAF-narrowband".
采用"转炉-窄带"工艺路线开发生产SPA-H耐候钢带替代同品种"电炉-窄带"。
3) narrow band
窄带
1.
Adaptive Noise Canceling for Spread Spectrum Systems with Narrow Band Jamming;
自适应干扰对消在扩频抗窄带干扰中的应用
2.
Application of hierarchical multi-phase C-V method based on narrow band to MRI image segmentation;
MRI图像的基于窄带的递进多分区C-V分割方法
3.
High speed MODEM design for narrow band communication
面向窄带通信的高速调制解调器设计
4) narrow-band
窄带
1.
A New Calibration Method of Narrow-band Radiation Pyrometer;
窄带辐射高温计新的标定方法
2.
The possibility of UHF (ultra high frequency) method used in partial discharge detection in GIS is analyzed, and the UHF sensor, simulating passive filter, detecting the method of wide-band and narrow-band are studied, in order to avoid interferes of low-frequency.
为了有效抑制气体绝缘组合电器GIS局部放电中出现的低频段干扰,在理论上分析了超高频检测GIS局部放电可行性的情况下,进一步研究了GIS局部放电超高频传感器、模拟无源滤波器以及相应的宽带和窄带检测方法。
5) broad/narrow-band beam
宽带窄带
6) tape file
带档
补充资料：宽带和窄带业务
宽带业务是相对窄带业务而言的，一般来说，对于速率低于2Mb/s的通信业务统称窄带业务，如电话网、N-ISDN所提供的业务。对于高于2Mb/s的通信业务，如帧中继业务、视频点播、ATM业务、TV会议等称为宽带通信业务。 目前投入应用的宽带接入技术主要有两种：ADSL和FTTX＋LAN。
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