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ȭ ª ð ŵ ڱϰ ħ, ϸ ִ. ũε ܵ ʾ ̿ , ȣ ȯ ǰ ǰ ʿϴ.
Ⱓ 22 ñ 41 ôҸ 24ð Ѵ. ָ Ͽ Ȳ ﰢ Ȳ ϰ ħ̴.
溸 1ð 3ܰ ȴ. Ǻ 0.12ppm ̻, 溸 0.3ppm ̻, ߴ溸 0.5ppm ̻ ߷ɵȴ.
57 Ǻ þ 帧 . ̷ ݿ 溸 Ⱓ Ȯ뵵 ϰ ִ.
溸 ߷ɵǸ л б Ȳ ż ϰ, ý ڼ û οԴ ǽð ˸ Ѵ.
ȯ濬 濵 ȭϴ ǿ ü踦 ȭ ǰ ȣ ּ ϰڴ١ ߴ.
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