[̵ ] ȯ濬 15Ϻ 6 溸 Ѵٰ .
溸 ȯ ʰ żϰ Ǻ ߷ Ȱȯ ظ ּȭ ϱ .
1ð ճ 0.12ppm ̻ Ǻ, 0.3 ppm ̻ 溸, 0.5ppm ̻ ߴ 溸 ߷Ѵ.
ڵ, Ⱑ һȭ ֹȭչ ȭй ַ 5 9 Ŀ Ѵ.
ñ 39 ôҸ ϰ Ǻ 64ȸ ߷ ִ.
Ư ħ, ڱ, ų ־ Ǻ ߷ɵǸ ȣ ȯڳ ڡ ߿ Ȱ ؾ Ѵ.
溸 ߷ ڼ ޱ⸦ ýۿ ûϸ ִ.
ȯ濬 Ǻ ߷ ǿȰ , ¿ ൿ ż ε鿡 ذ ʵ ּ ϰڴ١ ߴ.
, 溸 15Ϻ 6 ñ |
2020-04-10() 13:21 |
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