V2EX distributed load

Distributed Load

定义 Definition

分布载荷:在一段长度、面积或体积上连续分布的荷载,而不是集中作用于单一点(如集中力)。工程中常用单位如 N/m(沿梁长度的线荷载)或 N/m(面荷载)。也常见有不同分布形式(如均布、三角形分布等)。

发音 Pronunciation (IPA)

/dstrbjutd lod/

例句 Examples

A uniform distributed load acts along the entire beam.
均匀分布载荷沿整根梁作用。

When the distributed load varies linearly, the bending moment diagram becomes nonlinear.
当分布载荷线性变化时,弯矩图会变为非线性。

词源 Etymology

distributed 来自拉丁语词根 distribuere(“分配、分散”),强调“把东西分开并散布到各处”;load 源自古英语 lād(“负担、载重”)。合在一起,distributed load 字面意思就是“分散开来的载荷”,在结构力学里特指沿一定范围连续施加的荷载。

相关词 Related Words

文学作品 Literary Works

  • Strength of Materials(Timoshenko)中常用 distributed load 讨论梁的剪力与弯矩关系。
  • Mechanics of Materials(Hibbeler)中以 distributed load 为例推导内力图与变形计算。
  • Theory of Elasticity(Timoshenko & Goodier)中在连续介质受力分析里涉及分布形式的荷载概念。
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