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sound speed measurement 声速测量
Accurate sound speed measurements for shocked high-density glass and its significance to reverse-impact OAT 重玻璃高压声速精密测量与反向加载光分析技术研究
Odometry Used for speed measurement and distance measurement. 里程计用于测速和测距。
Ultralow Speed Measurement by Laser Doppler Velocimetry[J]. 引用该论文郭继华;徐正奇;殷纯永.
Measurement of sound speed in air 空气中声速测量实验研究
In particular, they were reviewing the performance of a Pitot tube, part of the speed measurement system. 调查人员在着重检查速度测量系统的组成部分--空速管的性能。
Biot inversion for in-situ sound speed and attenuation data,A case study in Hawaii,USA[J].Acta Oceanologica Sinica,2005,27(3):79-84. Biot反演在Hawaii钙质沉积物原位测量声速与衰减中的应用[J].;海洋学报;2005;27(3):79-84
Speed measured in nautical miles per hour is referred to as knots. 依据测量每小时多少海浬的速度称之为节。
The measurement of sound speed in the air 空气中声速测量的实验研究
A multichannel spectrophotometric system has been designed for semi-automatic biochemical analyzer to carry out high speed measurement. 摘要设计了一种用于半自动生化分析仪的快速多波长分光光度系统。
As MFP,matched field processing with time reversal（TR-MFP） is influenced by oceanic environmental information such as the sound speed profile and boundary conditions. 时间反转匹配场处理时,仍然需要知道海洋环境的先验知识,例如声场的声速分布,海洋边界条件等等。
This paper mainly introduces the characteristics of the DSP chip TMS320VC5402 in speed measurement of claw passenger trucks. 针对中国金属矿山斜井人车的测速问题,主要介绍了DSP芯片TMS320VC5402的特性。
The pressure wave is generated by exploding small detonator.The sound speed is obtained by amending propagation velocity of pressure wave that has been measured. 通过测量由小药量电雷管爆炸而产生的压力波传播速度，然后修正到音速。
Sound speed and current velocity of the Kuroshio at the PN section hi East ChinaSea are inverted by using the least square method and singular value decompositiontechnique. 本论文在东海PN断面黑潮区域用最小二乘法结合奇异值分解技术反演了声速和海流，由于声速与温度的近似线性关系，可以很容易的得到温度分布，结合流速，计算黑潮的热输运。
Products to be displayed Infrared surveillance, Automated fingerprint Identification Systems, Multiple biometrics systems, Access control, speed measurement systems. 红外线监视器,指纹自动识别系统,多种生物特征鉴定系统,门禁系统,测速系统。
The results show the model-based sound field match well to the data and the transmission loss is decreasing with depth because of the downward refracting sound speed profile. 比较在内潮及非线性内波作用下的声场，可发现内潮作用下的传播损耗大于非线性内波作用下的传播损耗。
As a matter of principle, the speed measurement systems shall meet the same requirements as regards functioning and reliability as the braking equipment itself. 和制动设备的要求一样，速度检测系统必须满足可靠性和功能性的要求，这是一个基本的原则。
Wind speed measurements shall be made with a cup classified anemometer. 用已分好类别的杯状风速计进行风速测量。
The unique advantage of FPGA in the course of real time and high speed measurement is described, and the theory and realization process of phasometer are described. 阐述了在实时高速测量场合运用FPGA器件的优势,并给出了这种新型数字鉴相器的基本原理和具体实现过程。
The hardware and software designs of a high precision and fast sampling speed measurement system are provided,.The speed measurement system is of high accuracy, wid... 这种转速测量系统具有测速精度高、测速范围宽和测速精度与被测转速无关等优点,具有广阔的应用前景。