Investigation reveals that smoke particles kinestate is decided mainly by the relative velocity between smoke cloud and particles and the smoke cloud turbulent intensity.

研究认为，烟幕微粒的运动状态主要决定于烟幕云团与微粒的相对速度和湍流强度。

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Shallow surface wave methods are mostly used for investigation of the surface velocity structure in environmental and engineering geophysics in non-desert areas.

浅层面波法调查表层速度结构多用于非沙漠区的工程与环境领域。

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Investigation was showed that the vibration of solvent vapor cooler was caused by excessive flow velocity and improper shell structure.

介绍了溶剂气冷却器振动原因是进口区域的横流速度大于临界速度，以及壳程结构不合理。

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