acoustic speed

The suppression of high speed cavity flow oscillation by means of acoustic excitation is experimentally studied.

实验研究了声激励对高速外流下矩形空腔振荡流动的抑制效应.

A real-time solution space based three-dimension acoustic localization algorithm is presented, which is able to quickly calculate the sound source position by using the signals from four sound sensors, a wind speed sensor and a wind direction sensor.

提出了一种基于实时解空间库的快速三维声源定位算法。该算法使用来自四个声传感器，一个风速传感器和一个风向传感器的信号能够准确快速地计算出声源的位置。

Some enhance technologies such as the improvement of the acoustic recognition speed, the compensation of the telephone channel effect, the tolerance of language model and the understanding model based on semantic dependency relations are discussed in detail.

较详细地介绍了声学层识别的速度优化和电话信道补偿问题，以及语言模型的容错算法和基于语义依存关系的容错理解模型，并对系统各层次模块性能进行了实验测试。

The trajectories of particle movements a standing wave acoustic field are recorded by fast-speed video camera.

采用可视化实验的方法,拍摄可吸入颗粒在驻波声场中的运动轨迹.

The conventional long-base line ( LBL) positioning system for ROV in deep-sea mining produces large errors due to the variation of acoustic speed along the water depth.

对于深海采矿集矿机ROV的定位，采用传统的长基线水声定位系统通常存在较大误差。