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	the $1000000 question the 11th hour the 11th-hour decision the 18 wheeler the 18-wheeler the 1 day wonder the 1-day wonder the 400 the 4th finger the 4 topper the 4-topper the 5 alarm fire the 5-alarm fire the 5 finger discount the 5-finger discount the 5 senses the 64 the 64,000 dollar question the 64,000-dollar question the 64000 dollar question the 64000-dollar question the $64,000 question the $64000 question the $64 question the 6 ss

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。