V2EX dynamometer

Dynamometer

释义 Definition

dynamometer(测力计 / 功率计)指一种用于测量力、扭矩或功率的仪器,常用于工程测试、健身与康复评估、发动机与机械性能检测等场景。(在不同领域中可更侧重“测力”或“测功/测扭矩”。)

发音 Pronunciation

/danmmtr/

例句 Examples

The technician used a dynamometer to measure the engine’s torque.
技术员用测力计(测功/测扭矩设备)测量发动机的扭矩。

During rehabilitation, a hand dynamometer can provide precise data to track a patient’s grip strength over time.
在康复训练中,手握式测力计可以提供精确数据,用于长期跟踪患者的握力变化。

词源 Etymology

该词由希腊语词根构成:dynamo- 来自 dynamis(“力量”),**-meter** 来自 metron(“测量”)。字面意思就是“测量力量的仪器”。19世纪随着工业与实验测量的发展而在英语中普及。

相关词 Related Words

文学与作品 Literary Works

  • Marks’ Standard Handbook for Mechanical Engineers(《马克斯机械工程师标准手册》)在机械测量与测试章节中常见该术语。
  • Mechanical Measurements(《机械测量》;多版本教材)介绍力、扭矩与功率测试时频繁出现。
  • The Internal Combustion Engine in Theory and Practice(《内燃机:理论与实践》)涉及发动机测试与测功设备时会使用该词。
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