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- the moment of momentum theorem 动量矩定理
- The change of the moment of momentum of a system of particles with respect to the center of mass only involves the external forces acting on the system, not the internal forces. 质点系相对于质心和固定点的动量矩定理,具有完全相似的数学形式,而对于质心以外的其它动点,一般并不存在这种简单的关系。
- Discussion on moment of momentum theorem application in the rigid body mechanics 关于刚体力学中动量矩定理应用的讨论
- Based on the Poisson bracket and the discriminant of integral of motion,we prove the problem that the moment of momentum is the integral of motion when the mass point is affected by central force. 运用泊松括号,依据运动积分判别式,证明了质点受有心力作用时,其动量矩是运动积分的问题。
- Based on the Poisson bracket and the discriminant of integral of motion, we prove the problem that the moment of momentum is the integral of motion when the mass point is affected by central force. 摘要运用泊松括号,依据运动积分判别式,证明了质点受有心力作用时,其动量矩是运动积分的问题。
- Development of Moment of Momentum Theorem to Instantaneous Center of Velocity for Rigid Body's Plane Motion 平面运动刚体相对速度瞬心的动量矩定理
- The established conditions of moment of momentum theorem to instantaneous rotation axis when rigid body doing paralleled planar moves 刚体做平面平行运动时动量矩定理对瞬时轴成立的条件
- The moment of inertia is not a simple concept. 转动惯量不是一个简单的概念。
- That is the moment of adult health. 那就是健全的成人阶段。
- The moment of vain exclamations was past, too. 当然也不会再作无谓的惊呼了。
- The Inferring Method of the Theorem of the Moment of Momentum of a Certain Group of Particle 一类质点组动量矩定理的推导方法
- The moment of decision had arrived. 决策的时刻已经到了。
- Theorem on change of the moment of momentum of the rigid body about the instantaneous velocity centre 作平面平行运动的刚体相对于瞬心的动量矩定理
- Try to be calm in the moment of danger. 遇到危险时,应保持冷静。
- moment of momentum theorem 动量矩定理
- At the moment of meeting, parting begins. 相识之初便是分离之始。
- Now came the moment of decision. 评判的时候到了。
- The moment of decision can't be delayed. 下决心的时刻不能拖了。
- Solution of basic question on the particle motion. The momentum theorem and the conservative law of momentum. 质点运动基本问题的求解。动量定理和动量守恒定律。
- The momentum theorem and the conservative law of momentum, kinetic energy and law of kinetic energy. 动量定理和动量守恒定律;动能和动能定理。