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- acoustic source identification 声源辨识
- In order to eliminate Doppler effects in moving sound source identification by acoustic holography,a wavelet transform based method was presented. 在声全息法识别运动声源理论的基础上,建立了基于小波变换消除多普勒效应的方法。
- The method of noise source identification and location based on Wave Superposition Method(WSM) is proposed. 提出了基于波叠加的噪声源识别和定位方法。
- AUTOMATED SOURCE IDENTIFICATION USING MODAL ACOUSTIC EMISSION 应用模态声发射进行自动源识别
- This role requires focus on customer issues to help guide support engineers and customers alike towards problem source identification and ultimately problem resolution. 这种角色要求关注客户的问题,以帮助指导支援工程师和客户,同时有助于确定问题源并最终解决问题。
- Acoustic Source at the Glottis. 位于声门的声源。
- Enterprises holding source identification codes issued by agencies other than the MOEA must apply for permits with the MOEA within three months after the enforcement of the law. 另如事业已有其他非主管机关所发之识别码者,应于本条例施行之日起三个月内,向主管机关申请备查,届期未办理者,视为未申请核发光碟来源识别码。
- Nuremberg, Germany 1 University Dr. Fang Miandi aviation acoustics papers spacecraft in aviation noise source identification and noise reduction to explore the latest job. 德国纽伦堡大学一篇航空声学方面的博士论文,在航空航天器噪声源确定与降噪方面的最新探索工作。
- In this paper, a two-dimensional wavenumber integration model is developed to calculate the underwater received temporal signal for a rapidly moving acoustic source above the water. 摘要本文采用二维波数积分,对空气中高速运动声源激发的水下声场进行建模。
- Complex Acoustic Intensity and Its Source Identification 复数声强与声源识别
- By means of energy transfer theory and FTA method,the risk source identification and qualitative analysis on lighterage operation of oil tanker at anchorage are conducted and the corresponding countermeasures are also put forward in the paper. 运用能量转移理论和事故树分析方法对广州港务局锚地油轮过驳作业进行了危险源的辨识与定性分析 ,并就如何控制危险源提出了对策
- An efficient NSI (noise source identification) technique in semi-free field based on WSM (Wave Superposition Method) was proposed and its validity had been examined by simulations and experiments. 摘要提出了一种适合半自由场条件下进行噪声源识别的方法,通过仿真和实验验证了半自由场波叠加噪声源识别方法的正确性。
- Combustion Air-Gun Acoustic Source 燃烧式气枪声源
- An efficient NSI(noise source identification) technique in semi-free field based on WSM(Wave Superposition Method) was proposed and its validity had been examined by simulations and experiments. 提出了一种适合半自由场条件下进行噪声源识别的方法,通过仿真和实验验证了半自由场波叠加噪声源识别方法的正确性。
- shockwave impulse acoustic source 脉冲激波式声源
- Article 20 A replication entity engaged in the replication of read-only optical disks shall use the injection molds etched with a disk source identification code (SID code) issued by the GAPP. 第二十条从事只读类光盘复制,必须使用蚀刻有新闻出版总署核发的光盘来源识别码(SID码)的注塑模具。
- Acoustic source of plane circular pistons 圆形声源
- The automatic identification of the modulation types has been applied to many fields such as source identification, interference identification, radio interception, -electronic countermeasures, etc. 通信信号调制类型的自动识别广泛应用于信号确认、干扰辨识、无线电侦听、电子对抗和信号监测等领域。
- For the experimental verification of the method, a set of acoustic sources is synthesized by submitting a high-frequency piezoelectric transducer to varying levels of electrical damping. 高精度时延估计通常以信道平稳、接收信号归一化波形基本不变为前提,当信道起伏严重、信号波形畸变严重时,时延估计的精度将迅速下降。
- Acoustic source target localization 声音目标定位