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Morningfox
Lv 7
Morningfox 發問於 Science & MathematicsPhysics · 3 年前

Are you ready for the changes to the units for time, distance, mass, etc. in May 2019?

更新:

Does anybody out there determine masses to 8 decimal places? (Besides the national-level metrology labs)?

https://www.bipm.org/en/cgpm-2018/

3 個解答

相關度
  • goring
    Lv 6
    3 年前

    the four quantity of measurements of the Universe are based as the Earth being the basic point of measurement..

  • Todd
    Lv 7
    3 年前

    I there was a change it wouldn't bother me, if that's what you're asking. I don't know what you mean by time, though. A second is the same in any unit system.

  • TicToc....
    Lv 7
    3 年前

    Especially time; It's been an eternity, and changing to 24-hour mode makes sense.

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