dihedral

简明释义

英[daɪˈhiːdr(ə)l]美[daɪˈhidrəl]

adj. 二面的；有两个平面的

n. 两面角，二面角

英英释义

单词用法

同义词

反义词

例句

1.In terms of FFDP and velocity aberration compensation theory, a new method of using dihedral Angle offset for compensating velocity aberration in large observation range is put forward.

根据远场衍射模式和速差补偿理论，提出了一种在较大观测范围内二面角速差补偿方法。

2.This article gives the volume inequality of higher dimension simplex about interface and dihedral angle, then sets up regular simplexs volume formula which differs from definition.

给出了高维单形与界面有关的体积不等式和与二面角有关的体积不等式，进而建立正则单形的有别于定义式的体积公式。

3.In this paper, some relations of the invariants concerning the simplex and its tangent point simplex, are given and then, an inequality for the dihedral angles of a simplex is also presented.

本文首先给出单形的不变量和它的切点单形的不变量之间的若干关系式，然后再给出一个关于单形二面角的不等式。

4.The problem is discussed, that seeks the size of the dihedral Angle by seeking to do the edge of the dihedral Angle.

讨论了通过求作二面角的棱来求二面角的大小问题。

5.The first task was to remove the old piton in the dihedral, essentially a piece of trash.

第一个目标就是清除在岩角上的旧岩钉，那已经是个垃圾了。

6.Meantime, the mathematical model of the groove Angle and the local dihedral is also deduced.

并且推导了局部两面角和坡口角数学模型。

7.The angle between the two planes is known as the dihedral 二面角 of the solid.

两个平面之间的角度被称为该固体的dihedral 二面角。

8.In geometry, we often study the properties of dihedral 二面角 angles formed by intersecting planes.

在几何学中，我们经常研究由相交平面形成的dihedral 二面角的性质。

9.The dihedral 二面角 symmetry of a molecule can affect its chemical properties.

分子的dihedral 二面角 对称性可以影响其化学性质。

10.To calculate the dihedral 二面角, you need the coordinates of four points in space.

要计算dihedral 二面角，你需要四个空间点的坐标。

11.The aircraft's wings are designed with a slight dihedral 二面角 to enhance stability during flight.

飞机的机翼设计有轻微的dihedral 二面角，以增强飞行中的稳定性。

作文

In the world of geometry and mathematics, the term dihedral refers to the angle formed between two intersecting planes. Understanding this concept is crucial for various fields, including architecture, engineering, and even robotics. The dihedral angle plays a significant role in determining the stability and structural integrity of objects. For instance, when designing a building, architects must consider the dihedral angles of the walls and roofs to ensure that they can withstand environmental forces such as wind and earthquakes. Moreover, in the realm of aviation, the dihedral angle is vital for aircraft stability. The wings of an airplane are often tilted upwards at a certain dihedral angle, which helps to enhance the aircraft's stability during flight. This design feature allows the plane to return to a level position after being disturbed by turbulence. Engineers meticulously calculate the optimal dihedral angle to achieve the best aerodynamic performance. The importance of the dihedral concept extends beyond practical applications; it also serves as a foundational principle in theoretical studies. In mathematics, the study of dihedral groups, which are symmetry groups that represent the symmetries of regular polygons, showcases the elegance of geometry. These groups consist of rotations and reflections, making them essential in understanding symmetrical properties in both two-dimensional and three-dimensional spaces. In addition to its mathematical significance, the dihedral angle has implications in chemistry as well. Molecular geometry often involves dihedral angles that describe the spatial arrangement of atoms within a molecule. For example, in organic chemistry, the conformation of a molecule can change based on the dihedral angles between bonds, affecting its reactivity and interactions with other molecules. Understanding dihedral angles also aids in computer graphics and animation. When creating three-dimensional models, artists and programmers must manipulate dihedral angles to achieve realistic movements and perspectives. This application highlights how geometry intertwines with technology, emphasizing the relevance of dihedral concepts in contemporary digital art. In conclusion, the term dihedral encompasses a variety of meanings and applications across different fields. Whether in architecture, aviation, mathematics, chemistry, or computer graphics, the understanding of dihedral angles is fundamental. It illustrates the interconnectedness of various disciplines and the importance of geometry in our daily lives. By grasping the concept of dihedral, one can appreciate the intricate relationships that shape the structures and systems around us.

在几何和数学的世界中，术语dihedral指的是两个相交平面之间形成的角度。理解这一概念对于建筑、工程甚至机器人等多个领域至关重要。dihedral角在确定物体的稳定性和结构完整性方面发挥着重要作用。例如，在设计建筑时，建筑师必须考虑墙壁和屋顶的dihedral角，以确保它们能够承受风和地震等环境力量。 此外，在航空领域，dihedral角对飞机的稳定性至关重要。飞机的机翼通常以一定的dihedral角向上倾斜，这有助于增强飞机在飞行过程中的稳定性。这一设计特征使得飞机在受到气流干扰后能够恢复到水平位置。工程师们会仔细计算最佳的dihedral角，以实现最佳的空气动力学性能。 dihedral概念的重要性不仅限于实际应用；它在理论研究中也起着基础性作用。在数学中，dihedral群的研究展示了几何的优雅，这些群体是表示规则多边形的对称性群体。这些群体由旋转和反射组成，使它们在理解二维和三维空间的对称属性方面至关重要。 除了其数学意义外，dihedral角在化学中也具有重要意义。分子几何通常涉及描述分子中原子空间排列的dihedral角。例如，在有机化学中，分子的构象可能会根据键之间的dihedral角变化，从而影响其反应性和与其他分子的相互作用。 理解dihedral角还有助于计算机图形和动画。当创建三维模型时，艺术家和程序员必须操纵dihedral角以实现逼真的运动和视角。这一应用突显了几何与技术之间的交织，强调了dihedral概念在当代数字艺术中的相关性。 总之，术语dihedral涵盖了不同领域的多种含义和应用。无论是在建筑、航空、数学、化学还是计算机图形中，理解dihedral角都是基础。它展示了各个学科之间的相互联系以及几何在我们日常生活中的重要性。通过掌握dihedral的概念，人们可以欣赏塑造我们周围结构和系统的复杂关系。