角动量守恒,conservation of angular momentum
1)conservation of angular momentum角动量守恒
1.Special cases,such as conservation of momentum,conservation of angular momentum,and conservation of energy in quantum mechanics,are discussed.文章论述了量子力学中的守恒量与对称性的关系,具体讨论了空间平移不变性与动量守恒、空间转动不变性与角动量守恒、时间平移不变性与能量守恒的关系。
2.Four examples,such as the sec- ond cosmic velocity and gravitational radius of black hole,the law of conservation of angular momentum and pul- sars,the magnetic flux and neutron star with strong magnetic field,the magnetic energy density and magnetar are presented.本文提出在教学中将第二宇宙速度与黑洞的引力半径、角动量守恒定律与脉冲星、磁通量与强磁场中子星、磁能密度与磁星进行有机结合,可提高广大学生的学习兴趣并激发他们的学习潜能。
英文短句/例句

1.Example: Spinning up a Charged Cylinder. Conservation of Angular Momentum and Flux of Angular Momentum.范例:旋转带电圆柱。角动量守恒及角动量之通量。
2.The Law of Conservation of Momentum and the Law of Conservation of Angular Momentum for Charge System and Electromagnetic Field;电磁场和电荷系统的动量守恒定律和角动量守恒定律
3.The law of conservation of angular momentum may be demonstrated with a gyroscope.角动量守恒定律,可以用回转器来演示。
4.Application of the Conservation Law of Angular Momentum in Sports;角动量守恒定律在体育运动中的应用研究
5.Application of Conservation Law of Angular Momentum in Plane Motion of Rigid Body角动量守恒定律在刚体平面运动中的应用
6.Angular momentum conservation is based on the isotropy of space.角动量守恒是以空间的各向同性为基础的。
7.Influences of Angular Momentum Conservation on the Formation and Variation of the Mean Meridional Circulation;角动量守恒对经圈环流建立和变异的影响
8.The bland sameness of space is at the root of both momentum conservation and angular-momentum conservation.平淡无奇的空间一致性,既是动量守恒的根本,又是角动量守恒的根本。
9.As it contracts, the principle of angular momentum conservation forces it to rotate faster[ see box on opposite page].当它收缩时,角动量守恒的原理强迫它转得更快(右页〈体盘的诞生〉。
10.The conservation of angular momentum takes exactly the same form and has the same significance in both domains.角动量守恒在两种领域中形式完全相同,并且有同样的重要性。
11.Conservation of Mass. Conservation of Momentum. Stress Tensor.质量守恒,动量守恒,应力张量。
12.laws of conservation of energy and momentum能量和动量守恒定律
13.The conservation of angular momentum explains why disks are so prevalent in the universe.角动量的守恒解释了为什麽圆盘在宇宙中这麽普遍。
14.This is the well-known principle of conservation of momentum.这就是众所周知的动量守恒定律。
15.Momentum conservation is a consequence of Newton's laws.动量守恒是牛顿定律的一个推论。
16.The law of momentum conservation could supplant Newton's third law.动量守恒定律可以取代牛顿第三定律。
17.Conservation to the momentum of this system about the bullet shoots the wooden staff;木棒和子弹组成系统的动量守恒问题
18.Man- made Ship Model: A Typical Example of the Law of Conservation of Momentum;动量守恒的一个特例———人船模型问题
相关短句/例句

angular momentum conservation角动量守恒
1.The angular and linar momentum transfered to target residue on 20 to 180MeV/u 16O+197Au system are calculated with BUU(Boltzmann-Uehling-Uhlenbeck) model in which the angular momentum conservation is added.用考虑了角动量守恒的BUU模型计算了20MeV≤E/u≤180MeV能区16O+197Au系统的反应线性动量转移(LMT)及余核角动量,着重讨论了反应线性动量转移及余核角动量对反应碰撞参量、入射能E/u的依赖关系,比较了计算LMT与Viola系统性给出的结果间的偏差。
2.From the homogeneity of time we can deduce mechanical energy conservation law, and from the homogeneity and isotrogy of space we can deduce monentum conservation law and angular momentum conservation law.从时间的均匀性可推得机械能守恒定律 ,从空间的均匀性和空间的各向同性可分别推出动量守恒定律和角动量守恒定律 。
3.Comparison and clarification of two confusable problems on conservation laws of angular momentum and momentum and the angular momentum conservation of an axis and any point on axis in conservation condition and conservation quantity are made.对角动量守恒定律与动量守恒定律及对一轴线和对轴线上任一点的角动量守恒两个容易混淆的问题,从守恒条件和守恒量两个方面进行了比较与澄清。
3)conversation of angular momentum角动量守恒原理
4)the law of conservation of angular momentum角动量守恒定律
1.In this paper,the authors introduce a new experiment for the first time quantitatively to test and verify the law of conservation of angular momentum by using the air track.本文介绍了我们最近试验成功的用气垫导轨定量验证角动量守恒定律的新实验,该实验具有简明易做、误差小的特点。
5)momentum conservation动量守恒
1.Impact force calculation of viscous debris flow based momentum conservation;基于动量守恒的粘性泥石流冲击力计算
2.From the theory of instantaneous expansion of detonation product and momentum conservation, this paper obtains velocity calculation model of explosively formed projectile(EFP)and the model is revised due to the influence of the ratio of charge altitude to charge diameter.从炸药装药的瞬时爆轰产物飞散理论出发,根据动量守恒原理得出药型罩装药形成爆炸成型弹丸的速度计算模型,并根据装药高度与直径之比对弹丸速度的影响修正了计算模型。
3.By adopting the momentum conservation theorem,perforation of truncated oval-nosed projectile into stiffened plates was investigated.采用动量守恒定理研究了截卵型刚性弹体对加筋靶板的侵彻贯穿问题。
6)conservation of momentum动量守恒
1.Simulating conservation of momentum in collision using 3dsMax8;用3dsMax8模拟碰撞中的动量守恒实验
2.On conservation of momentum in elastic collision process;关于弹性碰撞过程中动量守恒问题的讨论
3.This article proves the identity of two forms of rocket speed formula with the law of conservation of momentum and the limit of arithmetil progression in maths.用动量守恒定律和数学中等差级数的极限证明了火箭速度公式的两种形式是一致的。
延伸阅读

角动量守恒定律角动量守恒定律conservationofangularmomentum,lawof反映不受外力作用或所受诸外力对某定点(或定轴)的合力矩始终等于零的质点和质点系围绕该点(或轴)运动的普遍规律。物理学的普遍定律之一。例如一个在有心力场中运动的质点,始终受到一个通过力心的有心力作用,因有心力对力心的力矩为零,所以根据角动量定理,该质点对力心的角动量守恒。因此,质点轨迹是平面曲线,且质点对力心的矢径在相等的时间内扫过相等的面积。如果把太阳看成力心,行星看成质点,则上述结论就是开普勒行星运动三定律之一。一个不受外力或外界场作用的质点系,其质点之间相互作用的内力服从牛顿第三定律,因而质点系的内力对任一点的主矩为零,从而导出质点系的角动量守恒。如质点系受到的外力系对某一固定轴之矩的代数和为零,则质点系对该轴的角动量守恒。角动量守恒也是微观物理学中的重要基本规律。在基本粒子衰变、碰撞和转变过程中都遵守反映自然界普遍规律的守恒定律,也包括角动量守恒定律。W.泡利于1931年根据守恒定律推测自由中子衰变时有反中微子产生,1956年后为实验所证实。