俯仰力矩系数 meaning in Chinese
coefficient; pitching moment
pitching moment coefficient
pitching-moment coefficient
Examples
- Pitching moment coefficient
俯仰力矩系数 - The complicated aerodynamics characteristic of spinning projectile with lateral jets and with attack angle is studied detailedly . the formation and changes are analyzed including magnus force , normal force , yawing moment , pitching moment and pressure center
系统分析了旋转侧喷弹丸复杂的空气动力学特性，分析了马格努斯力系数、法向力系数、偏航力矩系数、俯仰力矩系数和压力中心等参数的产生机理和变化规律。 - The aerodynamic characteristics of a projectile with wrap around fins are studied systematically in this paper , as follows : 1 . the lift coefficients 、 drag force coefficients 、 pitch moment coefficients 、 pitch damping moment derivatives and roll damping moment derivatives are obtained from engineering calculation through looking wrap around fins as flat fins of the same projection aera
本文对某卷弧尾翼弹气动特性进行了系统研究,主要内容与结论为: 1 .将卷弧翼按照相同投影面积的平板翼进行工程估算,得到升力系数、阻力系数、俯仰力矩系数、俯仰阻尼导数、滚转阻尼导数曲线。