A kind of method based on binocular vision for imaging velocity measurement of particle floating in the air or liquid is put forward.
针对漂浮在空气中或者液体中的粒子的速度测量，提出了一种基于双目视觉的测量方法。
The temperature, volumetric water content and water table evaporation strength in varied air convection velocity were obtained by means of numerical simulation and experimental measurement.
通过数值计算和实验测量，获得了不同大气对流速度作用下土壤中温度、含水率分布。
Secondly, it researches and summarizes the theory of primary air velocity measurement and establishes the theoretical basis as well as the design of the frame.
其次，对一次风速测量原理进行了研究和总结，确立了风速计算的理论基础，进行了总体结构框架的设计；
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