查询词典 momentum

In other words, the magnitude of the angular momentum is increased, its direction remaining the same.

换句话说，即角动量的大小增加了，但其方向不变。

In recent years, there have been many researches focusing on orbital angular momentum of light beam in the field of optics.

近年来，在光学领域内，关于光束轨道角动量的研究，受到广泛的关注。

The variation of the atmospheric angular momentum is obvious in the progress.

此期间大气角动量的年际变化也呈现从小到大的过程。

In chapter 2, the theoretical basis of the orbital angular momentum of light is presented.

主要从经典电磁场理论出发，分别介绍了傍轴近似和非傍轴近似下光束的轨道角动量和光束的参数之间的关系。

In chapter 3, the orbital angular momentum of complex astigmatic elliptical beams is investigated.

第三章研究了复杂像散椭圆光束的轨道角动量。

Angular momentum is the most important vector in the research ofc...

在原子和分子层次的动力学研究中，角动量无疑是最重要的一种矢量。

Purpose: The purpose of this study was to analyze the influence of angular momentum on the triple jumpers' performance.

目的：本研究目的在分析人体角动变化对三级跳远选手成绩表现之影响。

In quantum mechanics, spin is an intrinsic property of all elementary particles related to angular momentum.

量子力学中，自旋角动量是与角动量相关的所有基础粒子的固有属性。

Furthermore, a new method, which can measure light's orbital angular momentum directly, is presented.

并且设计了一种新的，能用来直接测量光束轨道角动量的方法，并以此成功地测量了复杂像散椭圆高斯光束的轨道角动量。

We find that the mechanism causing angular momentum loss of these systems is most likely magnetic braking.

从这些研究中发现了W UMa型相接双星中发生的并对其演化起重要作用的一些物理过程。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。