2) radio frequency
无线电频率
1.
as well as the monitoring data comparison from the two kinds of online monitoring devices installed inside the generators,the effectiveness of the two moniforing methods,the radio frequency online monitoring method and the partial discharge online monitoring method,was comprehensively evaluated.
介绍目前应用广泛的两种发电机定子绝缘在线监测手段,结合国华台电3~4号发电机故障的分析以及对安装在发电机内部的两种在线监测装置的监测数据的比较,对无线电频率在线监测和局放在线监测两种手段的有效性进行了综合评价。
2.
Then some key problems of using radio frequency existing in our country are analyzed.
本文简要介绍了美国、欧盟和我国的频率规划现状,分析了目前我国在无线电频率使用的过程中存在的主要问题,并提出了一些相关建议。
3) spread spectrum radio
扩频无线电
1.
On the basis of this,the authors propose a rudimentary frame of the spread spectrum radio train location system,and compare it with the other train location methods in CBTC system.
论述了基于扩频技术的列车定位原理 ,在此基础上 ,提出扩频无线电列车定位系统的初步框架 ,并将它与其它 CBTC列车定位方法作了比
5) radio-frequency band
无线电频带
补充资料：无线电通信波段(见无线电通信)
无线电通信波段(见无线电通信)
radio communication wave range
wuxiandian tongXin boduan无线电通信波段(rads。。ommunicationWaVe range)见无线电通信。
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