precess

简明释义

英[prɪˈses]美[prɪˈses]

vt. 使产生进动

vi. 按岁差前进

英英释义

单词用法

同义词

反义词

例句

1."By using this effect to precess the spin from pointing up to pointing down, you can change the bit of information carried by that electron from a 1 to a 0, " Flatté says.

弗拉提说：「利用这种效应，把自旋从指向往上的状态进动到往下，你就可以把电子所带的资讯位元从1变成0。」

2.The precess and the structure of the product was studied.

初步探讨了聚合工艺，表征了产物结构；

3.This article tells how to select the structure of organic heat carrier boiler, arrange the heated surface and prepare precess flow.

文章着重对有机热载体锅炉结构型式的选择、受热面的布置，以及工艺流程等作了阐述。

4.And so the net, the sum of all forces on that object there is no net force on that wheel but there is a net torque, and that's why it's going to precess.

所以综合，物体受的所有力，车轮不会受到净力，但是有一个，净作用力，那就是我要推进的。

5.The essence of motion precess of advertisement information is the vary mutual functions of the advertiser, advertisement company and media department.

广告信息的运动过程本质上是广告主、广告服务商、媒体与广告信息接受者的不对等的互动过程。

6.It is suitable for packaging of granular crushable items, pyro-extension food, precess noodles, melon-seeds, granulated sugar and peanuts in normal quantity.

适合包装颗粒，膨化食品，也适用碎干吃面、瓜子、白砂糖、花生等较大物品中剂量的包装。

7.The improved precess and procedure are more suitable for industrial production because of higher yield and lower cost.

该合成工艺条件与方法能有效提高反应收率，降低生产成本，适合工业化生产。

8.We also need to stop complaining the result of no money but to analyse the precess of rich person becoming rich.

我们还需要停止抱怨由于没有钱，而是分析认为富人致富。

9.This paper presents enlightening practical and theoretic frame for today's survey of teachers' psychology through revealing the inherent direction and properties in the precess of transformation.

通过分析其研究视角转化过程的内在思路和方法特点，为提高当前我国教师心理研究水平提供理论和方法上的借鉴。

10.The gyroscope’s axis can precess when subjected to external torques.

当受到外部扭矩时，陀螺仪的轴可以岁差。

11.The phenomenon of axial precession is crucial for understanding long-term climate patterns.

轴向岁差现象对于理解长期气候模式至关重要。

12.In physics, we often analyze how a spinning object will precess under certain conditions.

在物理学中，我们经常分析旋转物体在特定条件下如何岁差。

13.The Earth’s axis will precess over time, changing the orientation of our planet in space.

地球的轴会随着时间的推移而岁差，改变我们星球在太空中的方向。

14.Astronomers study how the stars precess to understand the dynamics of our galaxy.

天文学家研究恒星如何岁差以理解我们银河系的动态。

作文

The concept of precession is fascinating and plays a significant role in various fields of science, particularly in astronomy and physics. To understand what it means to precess (进动), we must first look at the rotational dynamics of celestial bodies. Precession refers to the phenomenon where the axis of a rotating object moves in a circular path, causing the orientation of that axis to change over time. This is most commonly illustrated by the Earth's axial precession, which affects the alignment of our planet's poles over thousands of years.When we think about the Earth, it rotates on its axis, which is tilted at an angle of approximately 23.5 degrees relative to its orbit around the Sun. Due to gravitational forces exerted by the Sun and the Moon, the Earth’s axis does not remain fixed. Instead, it undergoes a gradual shift, or precession (进动), completing a full cycle approximately every 26,000 years. This movement causes the positions of the stars to appear to change over millennia, leading to different constellations being visible at different times in history.The implications of this precessional (进动的) motion are profound. For instance, it affects our understanding of ancient astronomical records and how civilizations interpreted the night sky. Cultures that relied heavily on astronomy for agricultural purposes or navigation would have experienced shifts in their star patterns due to this gradual change. It also plays a crucial role in understanding climate changes over geological time scales, as the tilt and orientation of Earth influence seasonal variations.In addition to Earth, other celestial bodies exhibit precession (进动) as well. For example, the axial tilt of Mars also changes over time due to similar gravitational influences. Understanding the precessional (进动的) movements of these planets helps scientists predict their climates and potential habitability.Furthermore, the concept of precession (进动) extends beyond astronomy. In physics, it can be observed in gyroscopes and spinning tops, where the axis of rotation shifts under external forces. This principle is crucial in various technologies, including navigation systems and stabilizing devices used in aircraft and spacecraft. The ability to control and utilize precessional (进动的) motion has led to advancements in engineering and technology, showcasing the practical applications of this fundamental concept.In conclusion, the term precess (进动) encapsulates a remarkable phenomenon that has far-reaching implications across multiple disciplines. From the majestic dance of celestial bodies in the cosmos to the intricate mechanics of everyday objects, understanding precession (进动) enriches our comprehension of both the universe and the technology we create. As we continue to explore and study these movements, we uncover more about the nature of reality and our place within it.

进动这一概念非常迷人，在科学的多个领域中，尤其是在天文学和物理学中扮演着重要角色。要理解什么是precess（进动），我们首先必须观察天体的旋转动态。进动指的是一个旋转物体的轴线沿着圆形路径移动，导致该轴线的方向随时间变化的现象。这通常通过地球的轴向进动来说明，它影响着我们星球的极点在数千年间的对齐。当我们想到地球时，它绕着自己的轴旋转，轴线相对于其围绕太阳的轨道倾斜约23.5度。由于太阳和月球施加的引力，地球的轴线并不保持固定。相反，它经历了一种渐进的变化或precession（进动），大约每26000年完成一个完整的周期。这一运动导致恒星的位置在千年间似乎发生变化，导致不同的星座在历史的不同时间可见。这种precessional（进动的）运动的影响深远。例如，它影响了我们对古代天文记录的理解，以及文明如何解读夜空。依赖天文学进行农业或导航的文化，由于这一渐进变化而经历了星座模式的变化。它在理解地质时间尺度上的气候变化方面也起着关键作用，因为地球的倾斜和方向影响季节变化。除了地球，其他天体也表现出precession（进动）。例如，火星的轴向倾斜也由于类似的引力影响而随时间变化。了解这些行星的precessional（进动的）运动有助于科学家预测它们的气候和潜在的宜居性。此外，precession（进动）的概念超越了天文学。在物理学中，可以在陀螺仪和陀螺顶上观察到，当外力施加时，旋转轴线会发生变化。这一原理在各种技术中至关重要，包括导航系统和用于飞机和航天器的稳定装置。控制和利用precessional（进动的）运动的能力推动了工程和技术的进步，展示了这一基本概念的实际应用。总之，术语precess（进动）概括了一种显著的现象，这种现象在多个学科中具有深远的影响。从宇宙中天体的壮观舞蹈到日常物体的复杂机械，理解precession（进动）丰富了我们对宇宙及我们所创造技术的理解。随着我们继续探索和研究这些运动，我们揭示了更多关于现实本质和我们在其中的位置。