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- noise measuring channel 噪声测试信道
- noise measurement channel 噪声测量信道
- A 8mm waveband FM and AM noise measuring equipment is introduced in this paper. 介绍了8mm 调频调幅噪声测试设备的原理和设计;给出了完整的测试数据和误差分析.
- The phase difference calibrations between different measuring channels in an instrument system are also discussed. 本文还就相位测量中仪器系统的相移标定进行讨论。
- A minitype wireless noise measure system is designed to act as an automonitor, which has been proved to be a practical device. 试验结果表明，该系统可以有效获得飞机的噪声数据，测试结果与仿真结果比较吻合。
- The modified readout noise measurement is based on the standard deviation of a selected square in the overscan image. 在此基础上,提出了改进的噪声和CTE的测试和归算方法。也就是,读出噪声的测量以过扫描区的方差为基础来进行。
- AIM: To study the distribution of the sinusoidally time-varying electromagnetic fields in our single measurement channel of magnetic induction tomography (MIT). 目的:探讨脑磁感应断层成像(MIT)单通道测量的正弦时变电磁场分布。
- a 8mm waveband FM and AM noise measuring equipment 八毫米调频调幅噪声测试设备
- METHODS: The head was simplified to a two-layer conductive sphere and the single measurement channel of MIT was approximated to an axial symmetric electromagnetic model. 方法:将头颅近似为一个双层的导电球体,脑MIT单通道测量系统近似为由测量、激励线圈和球体组成的轴对称模型,采用时谐电磁场分析方法,推导出轴对称模型的解析解。
- The ambient noise measurement for substations in the city plays an important role in controlling and preventing ambient noise pollution. 城市中变电站环境噪声测量对控制和防治环境噪声污染起着重要作用。
- This method determines the most effective channels and frequencies to test so the number of phase noise measurements is reduced. 此测试方法能决定出最有效的频道及频率进行测试，以减少相位杂讯的测试次数。
- After collecting information of workers, instruments and buildings, noise measurements, audiometry and annoyance assessments were examined. 噪音量测方面，在医院牙科门诊及牙体技术公司进行环境噪音监测及频谱分析，并测量工作人员之个人噪音剂量；
- A 0.1uF ceramic disk capacitor &10uF electrolytic (low ESR) capacitor shouldbe put across the output terminals during ripple &noise measure. 测试时，输出端应并联一个0.;1微法瓷片电容和一个10微法低内阻电解电容。
- intermodulation noise measuring instrument 互调噪声测量装置
- Fault Detection of Measuring Channel in Aeroengine FADEC System 航空发动机量测系统的故障检测
- electroacoustic noise measuring instru-ments 噪声测定仪器
- A loud noise from the street diverted my attention. 街上一阵喧闹声转移了我的注意力。
- The paper mainly presents an introduction to noise measurements, structurel design and calculation of noise isolation hoods as well as their installation requirements. 该文主要介绍噪声的测定,隔声罩的设计计算、结构设计及安装要求。
- The method has the stronger applicability and operability and can need the requirement of uncertainty evaluation of noise measure on woodworking machines. 此方法具有较强的实用性和操作性，能满足对木工机床噪声测试不确定度评估的要求。
- The noise awoke her from her revery. 这声音把我她从沉思中惊醒。
