trigonal

简明释义

英[ˈtrɪɡənəl]美[ˈtrɪɡənəl]

adj. 三角的；三角形的；三方晶系的

英英释义

单词用法

同义词

反义词

例句

1.In the molecular structure of complex (4), Sn atoms are five-coordinated and present the distorted trigonal bipyramidal geometry structures.

配合物(4)中的锡原子为五配位，构成以锡原子为中心扭曲的三角双锥构型。

2.Color ring and a level section of A. H. Munsell color solid were analysed with regular triangle. Schemes for trigonal color design suitable for furniture design were suggested.

通过正三角形分析色环及孟赛尔色立体水平剖面，寻找三角色设计的配色方法，并应用于家具设计中。

3.This reflects the change of the crystal-habit of the trigonal trapezohedron simple form in synthetic smoky quartz.

这种变化反映了人工烟水晶三方偏方面体单形结晶习性的变化。

4.A method of obtaining the pure mode direction of the trigonal system by the slowness surfaces is introduced.

本文介绍了一种利用慢度曲面判断三方晶系晶体纯模轴的方法。

5.The third chapter investigated the elasticity problem of one dimensional trigonal QCs.

第三章研究了一维三方准晶的弹性问题。

6.The shape is actually trigonal pyramidal.

它的形状是三角金字塔形。

7.The relation between the stress along the optical axis of trigonal crystallographic system and the refractive index is established.

运用折射率椭球分析晶体的弹光效应，给出了三方晶系沿光轴方向的应力与折射率的变化关系。

8.Both endo-cyclic and exo-cyclic tin atoms are five-coordinated and have coordination geometry of distorted trigonal bipyramid.

内环锡和外环锡原子均为五配位的畸变三角双锥构型。

9.The grey cluster model with fixed weights is introduced, then a new evaluation model based on trigonal whitenization weight function is formulated.

在灰色定权聚类模型的基础上，提出了一种基于三角白化权函数的评估模型。

10.The molecule has a trigonal structure, which means it has three bonds in a plane.

这个分子具有三角形的结构，这意味着它在一个平面内有三个键。

11.In geometry, a trigonal pyramid is formed by a central atom bonded to three other atoms.

在几何中，三角形金字塔是由一个中心原子与另外三个原子结合而成的。

12.Chemists often analyze the trigonal bipyramidal geometry of certain compounds.

化学家们经常分析某些化合物的三角双锥几何形状。

13.The trigonal planar arrangement of atoms minimizes electron repulsion.

原子的三角形平面排列最小化电子排斥力。

14.In a trigonal configuration, the angles between the bonds are approximately 120 degrees.

在三角形配置中，键之间的角度大约为120度。

作文

In the realm of chemistry and molecular geometry, the term trigonal plays a significant role in describing the shapes of molecules. A trigonal structure typically involves three atoms or groups of atoms bonded to a central atom, creating a flat, triangular arrangement. This geometry is commonly observed in various compounds, such as boron trifluoride (BF3) and formaldehyde (CH2O). Understanding trigonal geometries is crucial for predicting the behavior and reactivity of molecules in chemical reactions.For instance, in boron trifluoride, the boron atom is at the center, with three fluorine atoms positioned at the corners of an equilateral triangle. The trigonal planar shape results from the repulsion between the bonding pairs of electrons, which strive to be as far apart as possible. This arrangement leads to a bond angle of approximately 120 degrees, characteristic of trigonal planar molecules.Moreover, the concept of trigonal extends beyond simple molecular shapes. In the field of crystallography, certain crystal structures exhibit trigonal symmetry, which can influence the properties of materials. For example, quartz, a common mineral, crystallizes in a trigonal system, contributing to its unique optical and physical characteristics.The significance of trigonal geometries is not limited to theoretical applications. In drug design and development, understanding the spatial arrangement of atoms within a molecule can lead to more effective pharmaceuticals. Many biological processes depend on the precise interactions between molecules, which are often governed by their trigonal or other geometric configurations.Furthermore, in the world of materials science, researchers are exploring how trigonal structures can be engineered to create new materials with desirable properties. For instance, the incorporation of trigonal motifs in polymer design can enhance the strength and flexibility of the resulting materials. This innovative approach can lead to advancements in various industries, including aerospace, automotive, and electronics.In addition to its scientific implications, the term trigonal can also be appreciated in art and architecture. The aesthetic appeal of triangular shapes is evident in many designs, where trigonal patterns can create a sense of harmony and balance. Artists and architects often utilize trigonal forms to evoke emotions and convey messages through their work.In conclusion, the term trigonal encompasses a wide range of applications across different fields, from chemistry to art. Its relevance in molecular geometry, material science, and design highlights the interconnectedness of scientific concepts and creative expression. By delving deeper into the meaning and implications of trigonal, we can gain a better understanding of the world around us and the principles that govern it.

在化学和分子几何的领域中，术语trigonal在描述分子的形状时扮演着重要角色。trigonal结构通常涉及三个原子或原子团与中心原子结合，形成一个平坦的三角形排列。这种几何形状在各种化合物中普遍存在，例如氟化硼（BF3）和甲醛（CH2O）。理解trigonal几何形状对于预测分子在化学反应中的行为和反应性至关重要。例如，在氟化硼中，硼原子位于中心，三个氟原子则位于等边三角形的角落。trigonal平面形状是由于结合电子对之间的排斥作用，它们努力尽可能远离彼此。这种排列导致了大约120度的键角，这是trigonal平面分子的特征。此外，trigonal的概念不仅限于简单的分子形状。在晶体学领域，某些晶体结构表现出trigonal对称性，这可能会影响材料的性质。例如，石英是一种常见矿物，以trigonal系统结晶，赋予其独特的光学和物理特性。trigonal几何形状的重要性不仅限于理论应用。在药物设计和开发中，理解分子内部原子的空间排列可以导致更有效的药物。许多生物过程依赖于分子之间的精确相互作用，而这些相互作用往往受到它们的trigonal或其他几何配置的支配。此外，在材料科学的世界中，研究人员正在探索如何设计trigonal结构以创建具有理想属性的新材料。例如，在聚合物设计中加入trigonal模式可以增强所产生材料的强度和柔韧性。这种创新方法可以推动航空航天、汽车和电子等各个行业的进步。除了科学意义外，术语trigonal在艺术和建筑中也值得欣赏。三角形形状的美学吸引力在许多设计中显而易见，其中trigonal图案可以创造出和谐和平衡的感觉。艺术家和建筑师常常利用trigonal形式来唤起情感并通过他们的作品传达信息。总之，术语trigonal涵盖了不同领域的广泛应用，从化学到艺术。它在分子几何、材料科学和设计中的相关性突显了科学概念与创造性表达之间的相互联系。通过深入探讨trigonal的含义及其影响，我们可以更好地理解我们周围的世界及其治理原则。