1) derivative in roll
滚转导数
2) damping in roll derivatives
滚转阻尼导数
1.
In this paper, the harmonic oscillating flows were solved by unsteady Navier Stokes equations, and the calculation method of damping in roll derivatives was presented under the Etkin s theory when body oscilated around a fixed axis.
采用非定常 Navier-Stokes方程描述物体简谐振动流场 ,并在 Etkin理论下给出绕定轴转动时滚转阻尼导数的计算公式 ,定常流场的计算采用空间二阶精度的交替方向隐式分解的 NND格式 ,非定常流场的计算采用时、空二阶精度的 Runge-Kutta多步格式 ,采用代数方法生成物体静、动网格。
3) roll-damping moment coefficient derivative
滚转阻尼力矩系数导数
1.
The calculation of aircraft roll-damping moment coefficient derivative was discussed based on steady flow because roll moment is almost linear with roll angular velocity.
基于滚转力矩对滚转角速度的展开,发展了一种基于求解定常流场的滚转阻尼力矩系数导数计算方法。
4) rolling missile
滚转导弹
1.
The paper then applies the above mentioned decoupling control theory in the decoupling guidance design of rolling missiles.
本文将该理论用于滚转导弹解耦制导的设计中 ,数字仿真表明所设计的制导系统不仅精度高 ,而且具有鲁棒性。
2.
The mechanism of dynamic instability of rolling missile was analyzed by describing the dynamics of rolling missile as a closed loop with dynamic negative feedback.
将滚转导弹动力学系统描述为一个具有动态负反馈的闭环系统,分析了滚转导弹动态失稳的机理。
5) self-induced spin
自诱导滚转
6) induced rolling moment
自诱导滚转力矩
1.
Pressure distribution of flowfield was analyzed to illuminate the formation reasons of induced rolling moment.
分析零安装角卷弧尾翼在超音速下零度攻角时流场,指出翼面压力分布差异,得到自诱导滚转力矩产生机理,同时分别指出超音速时其随攻角、曲率半径、展弦比和马赫数的变化趋势。
补充资料:世间转法转智转无尽
【世间转法转智转无尽】
世间转者,谓展转摄前众生界、世界、虚空界也。法转者,谓展转摄前法界、涅槃界、佛出现界也。智转者,谓展转摄前如来智界,心所缘佛智所入境界也。盖此三转,皆言无尽者,以世法智之三种,展转含摄,无有穷尽,是名世间转、法转、智转无尽。
世间转者,谓展转摄前众生界、世界、虚空界也。法转者,谓展转摄前法界、涅槃界、佛出现界也。智转者,谓展转摄前如来智界,心所缘佛智所入境界也。盖此三转,皆言无尽者,以世法智之三种,展转含摄,无有穷尽,是名世间转、法转、智转无尽。
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参考词条