Vocab Bloom Hub

coefficient of drag

/ˌkəʊɪˈfɪʃənt əv dræɡ/

翻译: 无量纲数,用于流体力学中量化物体在空气或水等流体介质中所受的阻力或迎面阻力。

1 个条目

phrase

/ˌkəʊɪˈfɪʃənt əv dræɡ/C1formalscientific
  • zh无量纲数,用于流体力学中量化物体在空气或水等流体介质中所受的阻力或迎面阻力。

A dimensionless number used in fluid dynamics to quantify the drag or resistance of an object in a fluid environment, such as air or water.

  1. Aerodynamic resistance measureC2formal

    A dimensionless number that quantifies the drag or resistance of an object in a fluid environment, such as air or water.

    zh阻力系数

    • The coefficient of drag for a modern car is typically around 0.3.
    • Engineers aim to reduce the coefficient of drag to improve fuel efficiency.
    • The aircraft's coefficient of drag was calculated in a wind tunnel.