单词	profile drag
释义	profile drag profile drag n (General Physics) the sum of the surface friction drag and the form drag for a body moving subsonically through a fluid profile drag profile drag [¦prō‚fīl ‚drag] (fluid mechanics) That part of the airfoil drag that results from the skin friction and the shape of the airfoil as indicated by the airfoil profile. profile drag Streamlining reduces profile drag substantial.The combined effect of form drag and skin friction. It is total drag less induced drag. It is a type of parasite drag that increases as the square of speed and is dependent on the shape of the body and its smoothness. See also form drag and skin friction.
随便看	colourpoint colourpoint cat colour power angiography doppler ultrasound imaging colour printing colour projection colour-reversal colour reversal intermediate colours colours and symbols maintenance working group colour saturation colour saturations colour scheme colour schemes colour scheming colour scotoma colour separation colour separation overlay colour-separation overlay colour separations colour sergeant colour-sergeant colour sergeants colour signal lights colours of the rainbow colours, old boys, staff

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。