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溸 ż 溸 ߷ Ȳ ĸ ظ ּȭϱ . Ǻ ߷ɵǸ л, û 5õ300 ѽ ڷ 溸 ˸ ̴.
1ð 0.12ppm ̸̻ Ǻ, 0.3ppm ̸̻ 溸, 0.5ppm ̸̻ ߴ溸 ߷ɵȴ. ȯ濬 溸 Ⱓ 22 ñ 40 ȯ ڷḦ ǽð ϰ Ȳ ȭ ȹ̴.
ڵ һȭ ֹȭչ ȭй Ǵ 2 ̴.
Ǻθ ڱϰ ȣ ȯ ϹǷ Ǻ ߷ɵǸ ߿Ȱ ϰ Ư ȣ ȯڳ ڡ ǰ ؾ Ѵ.
̴ ȯ濬 2022 溸 Ǻ 28, 50ȸ ߷ɵƴ١ Ȳ ķ ǰ ذ ּȭǵ ϰڴ١ ߴ.
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