With the advent of acoustic vector hydrophones,particle velocity has begun to receive more attentions from researchers.
随着矢量水听器的出现,不仅是声压场,介质质点振速场也受到极大关注。
Based on the technique of measuring the field particle velocity,the algorithm of passive bearing estimation to low altitude target was derived.
为实现对低空运动目标的声学监视,提出一种基于声矢量传感器原理的被动定向方法,推导出基于质点振速测量的定向算法,采用实测噪声信号对定向算法进行数值仿真,结果表明:当传感器尺寸为0。
Effect of the Topographical Condition on Distribution of Blasting Vibration Velocity
地形条件对爆破质点振速分布的影响
Research of the Vibration Velocity Attenuation Law of the Particle in Wall Rock Bursting Where Hard Rock Tunneling Advances Rectangularly
硬岩爆破掘进对直角拐弯后巷道围岩中质点振速衰减规律的研究
Research on Allowable Peak Particle Vibration Velocity for Transport Adit in Blasting in Open-Pit Mine
露天爆破运输平硐允许峰值质点振动速度的研究
Exhibiting or characterized by rapid, rhythmic movement back and forth or to and fro; vibrating.
振动的表现为来回迅速有节奏的振动的或以此为特点的;摆动的
(?) onstrating Mass Point Vibration Equation by Flash;
用Flash动画演示质点振动方程
Technical Characteristics and Quality Control Strategies of MRI at 3 Tesla
3T磁共振的特点及其质量控制策略
Quality Analysis of Vibration Control Systems and the Displacement-velocity Control Law
振动控制系统的品质分析和位移速度控制律
Study on On-line Quality Inspect of the Main Reducer Based on Order Analysis and Vibration Velocity Method
基于阶次分析与振速法的汽车主减速器在线质量检测的研究
The advantages of NRD waveguide and resonant-cap oscillator are employed in the design of the new oscillator.
在设计上利用了无辐射介质波导和谐振帽振荡器的优点。
Polarization of shear-wave is analysed by using particle motion diagram.
用质点运动图的方法对横波的偏振进行了分析。
A Simple Method of Tudging the Direction of Particle Vibration and Wave Propagetion;
判断质点振动方向与波传播方向的简易方法
Research on shear particle system method of natural frequency of horizontal layered soils
水平层状场地自振频率的剪切质点系法研究
Collisions need not always act to slow particles down.
碰撞并不往往使质点减速。
Quality supervision points on roadbed of highway
浅谈高速公路路基填筑质量监理要点
Essentials and Basis for Control of Electromechanical Engineering for Quality on the Freeway
高速公路机电工程质量控制要点分析
Rapid site-directed mutagenesis on full-length plasmid DNA by using designed restriction enzyme assisted mutagenesis
用DREAM技术进行全长质粒快速定点突变
Rapid Aqueous Synthesis of High-quality CdTe Colloidal Quantum Dots
高质量CdTe量子点的水相快速合成
The surge margin at design operating point was estimated by the numerical results.
根据设计转速下的计算结果,预估了压气机设计点的喘振裕度。
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