V2EX hydrodynamics

Hydrodynamics

定义 Definition

水动力学:研究液体(尤其是水)在运动时的规律以及与周围物体之间相互作用的学科,常涉及流速、压力、黏性、湍流与波浪等现象。(更广义上也可指流体动力学中的液体部分。)

例句 Examples

Hydrodynamics helps engineers design faster ships.
水动力学帮助工程师设计更快的船只。

Modern hydrodynamics uses mathematical models to predict how water will flow around a moving hull under different conditions.
现代水动力学使用数学模型来预测在不同条件下,水如何绕过运动中的船体流动。

发音 Pronunciation (IPA)

/hadrodanmks/

词源 Etymology

由 **hydro-**(源自希腊语 hydōr,意为“水”)+ dynamics(源自希腊语 dynamis,意为“力量/动力”)组成,字面含义接近“水的动力学”,后来扩展为研究液体运动规律的科学术语。

相关词 Related Words

文学与名著用例 Literary Works

  • Horace Lamb, Hydrodynamics:经典教材式著作,系统使用并推广“hydrodynamics”这一术语。
  • L. D. Landau & E. M. Lifshitz, Fluid Mechanics:在理论推导与应用讨论中频繁出现“hydrodynamics”(常指连续介质的宏观流动描述)。
  • George Batchelor, An Introduction to Fluid Dynamics:以“hydrodynamics”指代液体流动理论与实验现象的核心概念与方法。
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