1 1 ø 50 ø鼭 ư. ô Һ 30 輳ϸ 12 ϰ ȣ() ε Ѵ.
¾ 80% ̻ ϴٰ Ǹ鼭 70% Ѵٰ Ѵ. ü 75%, 75%, 86%, 83%, 83%, 75%, 83%, 22% ԵǾ ִ. Ϲ ӿ 45 , 1, Һ 1.5 2.5 ϹǷ Ĺ Ǵ ϰ Ϸ 2 ž ü ִٰ Ѵ.
ٸ ŭ ô ǰ ɱ? Ϸ 2.5 輳ϴµ 0.5 ϹǷ 2 ô ؾ Ѵ. ̳ ϱ⺸ٴ پ · ϴ . Ϸ翡 Ǵ 1.3 0.3, ֽ 0.2, 0.2 ô ̶̻ Ѵ. ô Ѳ ܲܲ ô ͺ ô . Ư ݾ ž Ȱ к () ȣ ִ. ô ð ħ ÿ , Ļ 30 , ħ 30 , ð 30 4 1 ô ϴٰ Ѵ.
躸DZⱸ(WHO) ô İ ؼ ø ΰ ִ 80% ġ ִ Ѵ. , ǰ 谡 , ǰ ִٴ ̴. ô 濡 ٴ ̹ θ ˷ ̸ ΰ ϰų ġϴ ش. Ƿ 츮 Ͽ ü ǰ 緮 ν ǰϰ ġ ູ ֱ⸦ ٶ