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ȯδ ü ȯ溸 åӰ ȭ 'ȯ溸ǹ' 29 ȸǿ ǰ 6 ȴٰ .
15 ȯ溸ǹ װ ݿߴ.
߾ΰ 'ȯ溸հȹ' ü ȯ溸ǰȹ ϵ ߴ.
ȯ溸ǰȹ ȯ溸 ⺻ ǥ, ȯ溸 Ȳ, ΰ Ư å ƾ Ѵ.
ü ȯ溸ȸ, ǰ ؾ Ѵ.
ȯ溸ȸ ȯ溸 ذᡤ ϰ ̸ Ѵ.
ֹ á翡 ǰ縦 ûϸ ü ǰ ؾ Ѵ. ü ǰ ȯ ֿ ϰ, ֹ ǰ ظ ̴ å ؾ Ѵ.
ۿ ̰ ַ Ȱϴ ͳ dz üü Ǵ ᳪ ῡ ԵǴ 600/ 90/ ȭߴ. Է δ 0.06% 0.009% ȭƴ.
ռ, ռ ٴ ǥῡ ŻƮ 0.1% ʰ ʾƾ Ѵ.
ڿ ȯ ȯ溸DZ "ü ȯ溸ǹ ľϰ ż ־ ȯ ֹ ǰ ظ 桤ϴ "̶ .
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