ڿ ǥؿ( ̽¿) ⺻ Ǹ ϰ ִ ǥر⺻ ϰ “ ” 5 20ڷ Ѵ.
⺻(SI) 7 ߿ , , µ, 4 ⺻ Ǹ ݿϿ.
⺻ Ƿ б е ̸, ÷ܻ ȴ.
ְǰ ȸ(CGPM, ‘18.11 26) ⺻(SI) ϰ, 2019 5 20 ϱ Ͽ.
Ǵ ⺻ ųα(kg, ), (A, ), ̺(K, µ), (mol, ) 4 ⺻ شѴ.
ſ ̵ ⺻ ǹ Ͽ (‧kg, ‧mol) ų, Ư Ͽ Ҿ(µ‧K)ϸ, ָ ǥ ȥ ߱(‧A)Կ ʴ ̿ ̴.
7 ⺻ Һ ǰ Ϸʿ ̼ ʴ Ȯ б ÷ܱ ȴ.
ǥؿ 5 20Ͽ ֵǴ “2019 ” ǥر⺻ Ѵ.
ǥؿ ̽¿ “ǥر⺻ ϻȰ ִ ȭ ƴ, ÷ܰб Ʋ ⺻ Ǵ бε鿡 ̴. , ÷ܻ ȭ κ ̹ ֱ⸦ ٶ” Ͽ.
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