虽然游泳者的动作可能是平稳和流畅的，但人们既没有鳍来保持漂浮或产生速度，也没有鳃用于在水下呼吸。
While the swimmer's movements may be smooth and fluid, people have neither fins to stay afloat or generate speed, nor gills to deal with going under.
金属板材漂浮高度是气垫炉重要工作参数，影响到加热速度以及风机功率消耗。
The floating height of plate-strip is important work data of air cushion fur - nace, which affects the heating velocity and blower power consumption.
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。
A kind of method based on binocular vision for imaging velocity measurement of particle floating in the air or liquid is put forward.
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