速度单位换算 Speed Converter
在公里/小时(km/h)、英里/小时(mph)、米/秒(m/s)、节(knots)、英尺/秒(ft/s)等速度单位之间快速换算。
Convert between kilometers per hour (km/h), miles per hour (mph), meters per second (m/s), knots and feet per second (ft/s).
1. 输入与换算 · Input & Conversion
2. 常见速度单位小结 · Notes on Common Speed Units
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公里/小时(km/h):
日常生活中最常见的速度单位,如汽车、公交、城际列车等。
The most common everyday speed unit used for cars, buses and trains. -
英里/小时(mph):
主要在美国、英国等国家道路限速使用。出国自驾或阅读海外车评时常见。
Mainly used for road speeds in the US, UK and some other countries. Frequently seen in overseas car reviews or rental cars. -
米/秒(m/s):
物理学和工程计算中常用,更偏「专业」的速度表达方式。
Commonly used in physics and engineering as a more “scientific” speed unit. -
节(knots):
航海、航空领域常用,1 节约等于 1 海里/小时。
Widely used in marine and aviation contexts; 1 knot equals one nautical mile per hour. -
英尺/秒(ft/s):
一些工程和运动领域中使用,尤其是使用英制系统的国家。
Used in certain engineering applications and sports, especially in imperial-measurement countries.
说明:本工具采用国际通行的标准换算系数,结果保留 4 位小数,仅供学习和日常估算参考,不构成任何工程设计或安全决策依据。
Note: The converter uses standard international conversion factors and keeps 4 decimal places. Results are for education and everyday estimation only, and should not be used as the sole basis for engineering design or safety-critical decisions.
