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Ǻ ߷ ϼ ֱ 5 24 Ÿ.
ȯ濬 4 10 溸 Ⱓ Ǻ 24 ߷ߴٰ 7 .
2018 34, 2019 37, 2020 27, 2021 30 ߷ɵƴµ ش ֱ 5 ̷ ߷ ϼ . 2018~2022 5 32 ߷ߴ.
溸 ð 0.12ppm ̻ Ǻ, 0.3ppm ̻ 溸, 0.5ppm ̻ ߴ溸 ߷Ѵ. ݱ 츮 溸 ߴ溸 ߷ .
ȭ ôƮ һȭ źȭҰ ڿܼ ȭй Ǵ 2 ̴. ڱؼ ־ Ǹ , ħ, , ȭҷ Ÿ. , ȯ, õ ȯ ȭ ־ ؾ Ѵ.
ϴ 4 10 Ǻ ߰Ⱓ ϰ α, α, Ϻα, ߺα 4 ǿ 溸 ϰ ִ.
¿ 谡 ־ ϻ緮 dz ǿ Ѵ. 5 7 ⺸ , Ǻ ߷ ϼ 6Ϸ Ҵ. ȣϰ ۳⺸ dz ϼ Ǻ ߷ ⺸ 6 ߴ.
ȯ濬 ǰ ȣ ̼ 溸 ˸ ڼ ϰ ȯ ûϸ ھ˸ ִ.
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