helical

简明释义

英[ˈhelɪkl;ˈhiːlɪkl]美[ˈhelɪklˌˈhiːlɪkl]

adj. 螺旋形的

英英释义

单词用法

同义词

反义词

例句

1.In the paper, theoretical mode of revised logarithmic helical curve is discussed carefully, and the methods of calculation and design are also given.

本文对修正对数螺线的理论模型进行了详细的分析，并给出了设计计算的方法。

2.The results showed that the buckling configuration was helical curve for the gravitational tubular under the axial compressive force and torque.

结果表明，受压扭组合作用的有重管柱的屈曲构型为上疏下密的螺旋曲线。

3.Concrete mixing and unloading mainly depend on the two spiral mixing leaves, so the design of the helical mixing blades is particularly important.

混凝土的搅拌和卸载主要依靠两个螺旋搅拌叶片，因此螺旋搅拌叶片的设计尤为重要。

4.The mathematical model of longitudinal vibration bars is directly used for the dynamic analysis of helical springs.

直接把均匀杆纵向振动的数学模型用于弹簧的动力分析。

5.Objective To investigate the value of multi-slice helical ct in the differentiation of benign from malignant thyroid lesions.

目的分析甲状腺病变的多层螺旋ct表现，探讨甲状腺良、恶性病变的诊断及鉴别诊断要点。

6.Using a helical involute pinion surface to form the grinding worm surface, a helical face gear is formed via a two-parameter worm envelope.

针对面齿轮硬齿面磨削加工中存在的困难，提出用蜗杆砂轮磨削的双参数法来磨削面齿轮。

7.The staircase featured a beautiful helical 螺旋形的 design that spiraled elegantly upwards.

这座楼梯有一个美丽的helical 螺旋形的设计，优雅地向上盘旋。

8.In the field of biology, DNA has a helical 螺旋状的 structure that is crucial for genetic information storage.

在生物学领域，DNA具有一种helical 螺旋状的结构，对遗传信息的存储至关重要。

9.The engineer designed a helical 螺旋形的 gear system to improve the efficiency of the machine.

工程师设计了一种helical 螺旋形的齿轮系统，以提高机器的效率。

10.A helical 螺旋形的 spring can store energy efficiently, making it ideal for various mechanical applications.

一种helical 螺旋形的弹簧能够有效存储能量，使其成为各种机械应用的理想选择。

11.The new model of the rocket uses helical 螺旋形的 fins for better stabilization during flight.

新型号的火箭使用了helical 螺旋形的鳍片，以在飞行过程中获得更好的稳定性。

作文

The concept of a helical structure is fascinating and can be observed in various natural and man-made phenomena. A helical shape is one that spirals around a central axis, resembling a corkscrew or the shape of a spring. This unique formation is not just aesthetically pleasing but also serves functional purposes in numerous fields, including biology, architecture, and engineering.In nature, one of the most prominent examples of a helical structure is found in DNA. The double helix configuration of DNA was first discovered by James Watson and Francis Crick in 1953. This helical arrangement allows for the compact storage of genetic information, enabling life to thrive and evolve. Each twist of the helical ladder represents a pair of nucleotides, which are the building blocks of life. The helical nature of DNA not only supports its stability but also facilitates the processes of replication and transcription, essential for cellular function.In the realm of architecture, the helical design has been utilized to create visually striking structures. The famous Turning Torso in Malmö, Sweden, is an excellent example of a helical building. Designed by architect Santiago Calatrava, this skyscraper twists as it rises, creating a dynamic effect that captures the eye. The helical form not only enhances the aesthetic appeal but also contributes to the building's structural integrity, allowing it to withstand various environmental stresses.Engineering also benefits from helical designs, particularly in the development of gears and screws. A helical gear, for instance, features teeth that are set at an angle to the axis of rotation, which allows for smoother engagement between gears compared to straight-cut gears. This results in quieter operation and increased load capacity, making helical gears ideal for applications in machinery and vehicles.Furthermore, the helical shape can be observed in everyday objects such as springs and staircases. Springs utilize a helical coil design to store and release energy efficiently. When compressed or stretched, the helical form allows for significant energy absorption and release, making it an essential component in countless devices, from pens to car suspensions. Similarly, spiral staircases often incorporate a helical design to save space while providing a functional means of vertical movement.In conclusion, the helical structure is a remarkable aspect of both nature and human innovation. From the intricate coils of DNA to the towering heights of modern architecture, the helical form plays a crucial role in various domains. Understanding the significance of helical shapes not only enhances our appreciation for the complexity of life but also inspires new designs and technologies that continue to shape our world.

螺旋结构的概念令人着迷，可以在各种自然和人造现象中观察到。helical形状是围绕中心轴螺旋旋转的，类似于开瓶器或弹簧的形状。这种独特的构造不仅在美学上令人愉悦，而且在生物学、建筑学和工程学等多个领域也具有功能性。在自然界中，最显著的helical结构之一是在DNA中发现的。DNA的双螺旋结构是由詹姆斯·沃森和弗朗西斯·克里克于1953年首次发现的。这种helical排列允许紧凑地存储遗传信息，使生命能够繁荣和进化。每一个螺旋的helical梯子代表一对核苷酸，它们是生命的构建块。DNA的helical特性不仅支持其稳定性，还促进了复制和转录等过程，这些过程对于细胞功能至关重要。在建筑领域，helical设计被用于创造视觉上引人注目的结构。瑞典马尔默的著名扭转躯干就是一个很好的helical建筑实例。由建筑师圣地亚哥·卡拉特拉瓦设计，这座摩天大楼随着高度的增加而扭转，创造出一种动态效果，吸引着眼球。helical的形式不仅增强了美学吸引力，还对建筑的结构完整性作出了贡献，使其能够承受各种环境压力。工程学同样受益于helical设计，特别是在齿轮和螺钉的开发中。例如，helical齿轮具有与旋转轴成角度的齿，这使得齿轮之间的啮合比直切齿轮更平滑。这导致了更安静的操作和更高的负载能力，使得helical齿轮成为机械和车辆中理想的应用。此外，helical形状可以在日常物品中观察到，例如弹簧和楼梯。弹簧利用helical线圈设计来有效地存储和释放能量。当压缩或拉伸时，helical形状允许显著的能量吸收和释放，使其成为无数设备中的关键组件，从钢笔到汽车悬挂系统。类似地，螺旋楼梯通常采用helical设计，以节省空间，同时提供垂直移动的功能。总之，helical结构是自然和人类创新的一个显著方面。从DNA的复杂螺旋到现代建筑的高耸，helical形式在各个领域中发挥着至关重要的作用。理解helical形状的重要性不仅增强了我们对生命复杂性的欣赏，也激励了新的设计和技术，继续塑造我们的世界。