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- A coplanar system of force couples is equivalent to a single couple lying in the same plane, the moment of which equals the algebraic sum of the moments of the component couples. 平面力偶系合成结果还是一个力偶,其力偶矩为各力偶矩的代数和。
- The more sophisticated nonlinear model of flight dynamics,which include non uniform inflow model,nonlinear aerodynamics of fuselage,rotor flap motion and forces coupling with the motion of helicopter body,is considered in inverse simulation. 逆仿真中采用了较为复杂的非线性飞行动力学模型 ;包括非均匀入流、机身非线性气动力以及包含机身运动耦合的旋翼挥舞运动与作用力模型 .
- The simplest example of a force couple consists of two equal and opposite forces. 力偶最简单的例子包含两个大小相同、反向相反的力。
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- But they refused to bow to force. 但他们拒不向武力低头。
- I had to use force in opening the door. 我不得不用力开那一扇门。
- The invasion force was annihilated. 侵略军被消灭了。
- The lack of a social security system for China's farmers has often forced couples to exceed birth quotas or abandon girls so they could have a son. 由于中国农民享受不到社会保障,因此常常迫使夫妇超生或者来男孩后便遗弃女孩。
- When do the new safety rules come into force? 新的安全规则何时生效?
- The destructive force of the storm is huge. 暴风雨的破坏力是巨大的。
- Many old rules are not in force any more. 许多旧的制度都已经失效。
- Beiyang Navy is the earliest naval force of China. 北洋水师是中国最早的海军部队。
- The farm labour force is running down steadily. 农场里的劳动力在不断减少。
- No power on earth could force me to do it. 谁也不能强迫我做这事。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- If other means fail we shall resort to force. 如果其他手段均告失败，我们将诉之武力。
- The company is running down its sales force. 这家公司正在裁减推销人员。
- The new safety regulations are now in force. 新的安全规则现已生效。
- His wife is the driving force behind his accomplishments. 他的妻子是使他在事业方面卓有成就的推动力。
