Application of noise measurement by using sound intensity for automobile air-conditioner;
声强测量法在汽车空调噪声测量中的应用
Question of noise measurement for low-noise electric power plant;
低噪声电站噪声测量问题
Source-driven noise measurements are simultaneous measurements of and randomly-pulsed neutron,which provide measured quantities related to the sub-critical neutron multiplication factor.
252Cf源驱动噪声测量是对Rossi-α和随机脉冲中子同时进行测量,这种方法能测量与次临界中子增殖因子相关的量。
An analysis of quantization noise in FM transmitter at intermediate offset frequencies;
对调频发射机在中频偏移下的量化噪声分析
Quantization noises of three types of Σ-Δmodulators are analyzed based on a linearized model'By using signal flow graphics method,each transfer function,quantization noise and quantization signal-to-noise ratio(SNR) is derived respectively.
利用线性化模型对常用的３种Σ－Δ面调制器结构的量化噪声进行了分析，采用信号流日力法分别推导了这３种调制器量化噪声的传输函数及其量化信噪比，所得结果对Σ－ΔＡ／Ｄ转换器的正确使用具有重要意义。
Quantization noise in AD conversion will influence bias stability of FOG.
数字闭环光纤陀螺中,采用AD转换器将模拟信号转换为数字信号,AD转换中的量化噪声将直接影响光纤陀螺的零漂指标。
The property of quantum noise in active Raman gain medium;
受激拉曼增益介质中的量子噪声特性研究
Research on Quantum Noise and Off-diagonal Geometric Phase in Composite Systems;
关于量子噪声和复合系统非对角几何相的研究
The quantum noise of this circuit at an absolute zero temperature is obtained.
在量子光学压缩真空态概念的基础上，借助玻色振子逆算符的性质，提出了压缩真空态的激发态的概念，导出了介观ＲＬＣ 电路在该量子态下电荷和电流的量子零点涨落，发现该涨落明显依赖于电路的元件、压缩参数以及激发态的量子数，并得到了该电路在绝对零点时的量子噪声。
Code for measurement of noise in industrial enterprises
工业企业噪声测量规范
Noise Measure and Control of Gas-steam Combined Cycle Power Generator
联合循环发电机组的噪声测量与噪声源识别
Error Analysis in Radiated Noise Measurement Due to Acoustic Focusing of Typical Sound Sources
典型声源声聚焦引起辐射噪声测量误差的分析
Measurement for noise on platform of subway station
GB/T14228-1993地下铁道车站站台噪声测量
Method of measurement of current noise generated in fixed resistors
GB/T7016-1986固定电阻器电流噪声测量方法
Measurement of aircraft noise around airport
GB/T9661-1988机场周围飞机噪声测量方法
Measurement of noise in engine room of diesel locomotives
GB/T7182-1987铁路内燃机车动力室噪声测量
Measurement of noise emitted by electric tools-Engineering method
GB/T4583-1995电动工具噪声测量方法工程法
The Research of Digital Communication in Low Noise Testing System;
低噪声测量系统数字传输技术的研究
noise figure measuring set for microwave equipment
微波噪声指数测量仪
Measurement Technique of Noise Acoustic Intensity Based on Vector Hydrophone
基于矢量水听器的噪声声强测量技术
Study on Noise Detection and Sound Quality Evaluation of Machine Tool;
机床的噪声检测与噪声质量评价的研究
The Algorithm on Processor Noise Estimate with Colored Measurement Noise
有色测量噪声下的输入白噪声估计算法
Acoustics-Measurement of noise emitted by passenger cars under conditions representative of urban driving.
声学市区行驶条件下轿车噪声的测量.
The measurement of distribution of extericr wind noise of automobile by acoustic mirror
声学聚焦镜测量汽车车外风噪声分布
Conduct the displacement, pressure, temperature, strain, vibration& noise measurement.
进行位移、力、度、变，振动和噪声的测量。
measuring set of noise figure of TWT
行波管噪声指数测量装置
Research on the Noise Performance Mearsurement for Microwave BJT&FET Devices;
微波BJT/FET器件噪声特性测量的研究