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international system of units是什么意思

2023-12-26 06:12:16
international system of units
  近义词:SI,SIsystem,siunit,SystemeInternationaldUnites,

英英释义

Noun
  1. a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela);

    "Today the United States is the only country in the world not totally committed to the Systeme International dUnites"