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- Laboratory for Underwater Acoustic Measurement. 消声水池实验室。
- Experiments in Acoustics Measurement 声学测量实验
- After the reverberation room is built, it is shooed by acoustical measurement that every tales is satisfing or better than of the national standard. 测量表明，建成完工后的混响宣在声学万面的各项指标均满足或优于国家标准的要求。
- At a time, The acoustic measurement method of rock mass stresses and the horizontal tectonic stress are discussed. 同时,对用弹性波法确定岩体地应力及水平构造应力进行了探讨。
- In acoustical measurement, the error caused by the phase mismatch between acoustic transducers may be fatal in many cases. 在声学测量中 ,测量通道间的相位失配引起的误差有时候至关重要 ,以致必须进行相位失配量的校核试验。
- The acoustics is a branch of physical. 声学是物理学的一个分支。
- Application of pulse sound measurement technique to acoustic measurement of fiber-optic hydrophones in an echoic tank is presented. 摘要本文介绍了脉冲声测量技术在非消声水池中光纤水听器测量中的应用。
- The acoustics of this concert hall are excellent. 这个音乐厅的传音效果极好。
- Multi-frequency seabed in situ sediment acoustic measurement system developed by the Second Institute of Oceanography, SOA, is the first system of same type in the country. 摘要多频海底声学原位测试系统是由国家海洋局第二海洋研究所自行研制的国内首套海底声学原位测试系统。
- A measuring system for temperature field of industrial Boiler is presented in this paper based on the acoustic measurement principle. 本文基于炉膛温度场声学测量原理和测量装置结构 ,给出一种工业炉温度场测量装置的实现方法。
- Methods We acquired the different parameter values by acoustic measurement software when voicing the vowel [a] and [i] in four phases(before surgery and the first,third,fifth day after surgery),proceed the statistical analysis(GLM and PCA). 方法 用声学软件对 31名声带息肉或小结患者在术前及术后第 1、3、5天分别测试并记录在发元音 [i]及[a]时的基频微扰 (Jitter)、幅度微扰 (Shimmer)、谐噪比 (HNR)值 ,并进行多因素方差分析及主成分分析。
- Since signal processing is essential in acoustic measurement, we use FIR(finite impulse response)filter ,which is designed by Parls-McClellan algorithm,combined with wavelet frame theory to process signals. 由于信号处理在声波检测技术中至关重要,我们对其做了具体的分析、探讨后,提出使用Parks-McClellan算法设计FIR滤波器和小波框架理论相结合的信号处理方法是有效的。
- Tracking target by using anti-helicopter mine(AHM) is actually the bearing-only measurement because precision of range detected by passive acoustic measurement can t satisfy the need of tracking. 目前被动声探测距离精度还不能满足跟踪的需要,因此,反直升机智能雷对目标的跟踪问题归结为仅有角测量的跟踪问题。
- The overall situation, sound quality design, construction of building and decoration materials, acoustic measurement, sound absorption of seats, and other relevant issues are introduced. 介绍了北京音乐厅的总体情况、音质设计、建筑装修材料构造、声学测量、座椅吸收以及其他有关情况。
- Specific acoustical measurements were also carried out on 1:20 scale model of the Siracusa theatre. 同时对西塔库萨剧场建立了1:20的模型，进行了专门的声学测量。
- The acoustics of the hall are so good that you can hear everything even from the cheapest seats. 这座会堂的音响效果极佳，连最便宜的座位也能听得一清二楚。
- The acoustics of this theater are admirable. 这个剧院的音响效果很好。
- Syllable duration, vowel reduction, linking duration, and consonant cluster duration were acoustically measured and compared. 在语言类型分类上，国语是声调语言，以音节时长为导向；
- The perfect indoor acoustics has no noise. 摘要理想的室内音质是无噪声干扰的。
- Scientific measurement of the head. 头测量学，头测量学，测颅学头颅的科学测量
