中国测试精选文章 关键词：硅半导体探测器；电荷灵敏；前置放大器；噪声测量 [gap=569]Key words:Si nuclear detector；Charge sensitivity；Preamplifier；Noise measurement
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噪音测量 英文名称： Photography - Electronic still-picture imaging - Noise measurements 页数： 8 采用标准： ISO 15739-2003,IDT 被替代标准： 归口单位： 引用标准： 分类号： L81 发布日期： 2003-..
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Noise measurement code 噪声测量代码 ; 噪声测量方法
gated noise measurement 门控噪声测量
phase noise measurement 相位噪声测量 ; 相位噪声测试
thermal noise measurement 热噪声测量
narrow-band noise measurement 窄带噪声测量
noise-measurement technique 噪声测定技术
electric noise measurement [电] 电噪声测量
hum noise measurement 交流声测量
On the research of traditional phase noise measurement methods, a new phase processing and phase noise measurement method based on Equivalent Phase Comparison Frequency is proposed in this paper.
本论文在对传统相位噪声测量方法研究的基础上,提出了基于等效鉴相频率的相位处理和相位噪声的测量。
参考来源 - 基于等效鉴相频率的相位噪声测量系统的研究Due to the high testing precision and wide testing frequency range, the quadrature method is widely used. The HP3047A phase noise measurement system is a typical instrument utilizing this method to test phase noise.
其中鉴相器法由于测试精度高、测试频率范围宽而得到了广泛的应用，HP公司的3047A相位噪声测试系统就是采用鉴相器法进行相位噪声的测试。
参考来源 - 相位噪声自动测试方法研究This dissertation puts study emphases on optimization of the noise measurement points, comprehensive evaluation of noise quality and traffic noise control. Theoretically, this subject concerns to mechanical engineering, environmental science, acoustics, computer science, system & control engineering.
城市环境噪声问题内涵丰富,涉及面广,本文重点在噪声测量布点优化、噪声质量综合评价及交通噪声控制等方面开展研究工作。
参考来源 - 城市环境噪声问题的相关理论方法及应用Through the in-vehicle noise measurement and the finite element analysis of tire,the source of noise at back-row seat (the resonance noise of tire cavity) and its frequency section are determined.
通过整车的车内噪声测试和对轮胎的有限元分析,确定了车内后排噪声的根源(轮胎空腔共鸣噪声)及其频段。
参考来源 - 动力吸振器在降低车内路噪中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Aircraft ground support equipment - General requirements - Part 4: noise measurement methods and reduction.
飞行器地面支持设备。一般要求。第4部分：噪声测量方法和噪声降低。
This paper describes some methods, steps and attentions using a spectrum analyzer in phase noise measurement.
本文叙述了用频谱分析仪测量相位噪声的方法，步骤和应注意的问题。
In addition, the noise measurement system and method are discussed in the paper and some Suggestions are given.
另外，水文对噪声测量系统和测试方法进行了讨论，并提出了一些建议。
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