[질문] 1mm는 몇 um입니까?

1 mm = 1000 μm (마이크로미터)
근거:

• https://convertlive.com/ko/u/%EB%B3%80%ED%99%98/%EB%A7%88%EC%9D%B4%ED%81%AC%EB%A1%9C%EB%AF%B8%ED%84%B0/%EB%B0%9B%EB%8A%94-%EC%82%AC%EB%9E%8C/%EB%B0%80%EB%A6%AC%EB%AF%B8%ED%84%B0
• https://convert.app/ko/length/millimeter-to-micrometer/
• https://www.metric-conversions.org/ko/length/micrometers-to-millimeters.htm