“card punch”的概念、定义、翻译、参考文献-科学参考

单词	card punch
释义	card punch [`kärd ´pǝnch] ^{COMPUTER SCIENCE} A computer output device that punches holes in a punch card upon reception of signals from the central processing unit.
随便看	center of figure center of flotation center of force center of geodesic curvature center of gravity center of inertia center of inversion center of lift center of mass center-of-mass coordinate system center-of-momentum coordinate system center of normal curvature center of oscillation center of percussion center of perspective center of pressure center-of-pressure coefficient center of principal curvature center of rises center of similitude center of spherical curvature center of suspension center of symmetry center of thrust center of twist

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。