单位转换工具

在长度、重量、时间和温度单位之间即时转换。

如何使用本工具

1
Click a category button: length, weight, time, or temperature.
2
Type the value you want to convert into the number field.
3
Choose the source ('from') unit from the dropdown.
4
Read the results table below, which lists the equivalent value in every other unit of that category.

在公制单位与英制单位之间快速转换。长度涵盖米、英尺和英里。重量涵盖克、磅和盎司。时间从秒到年皆可处理。温度则处理摄氏、华氏和开尔文，并采用恰当的偏移量换算。

Convert a recipe or shipping weight between grams, kilograms, ounces, and pounds.
Translate a running or driving distance between kilometers, miles, meters, and feet.
Work out how many seconds, minutes, or hours are in a span measured in days or weeks.
Check a thermostat or oven setting by converting between Celsius and Fahrenheit.
Sanity-check imperial measurements on a spec sheet against their metric equivalents.
Convert a scientific temperature reading between Kelvin and Celsius for a lab worksheet.

为什么华氏转摄氏不像其他单位那样换算？▼

温度刻度没有共同的零点。从摄氏到华氏不只是简单的乘法：而是（C × 9/5）+ 32。