ϰһڴ^m(x){(dio)100c@ǂ^m(x)ߏĻʯ
ĿǰȯЈ̎ښvʷλꡰţy٬F(xin)
ԺͨÛ̧^ʿܕҊ{(dio)oЎ퉺
2008ͶYЈƷNoǂȯ110.87cq25յ120.98cCָ(sh)ڽq^9.1%oՓֱͶYеͶY߀ǽȯͶYеĻٶ@˳^10%ʡ(jng)^һ݆qǷȻͶYrֵ
I(y)(ni)ҷQڻԌ100cҵĽϰеţ^m(x)^(jng)^ǰڴqеĵˮƽ̎ښvʷλy٬F(xin)ԺSҊͨÛ̧^RӴ߄ݿܳʵVΣ
ȯЈЈˮƽhһQһЈȯЈ^Ͷµ½tȯЈ^߶ߏĿǰC(gu)ձA҇߀{(dio)@o^m(x)ţ֧Ρ
ĿǰЈձAyνϢе{(dio)ϢĿ˞1%~1.5%Ϣĵһڶm(x)½ʂҲɞ鳣B(ti)
ڽϢAϰţ֧
Lڶ̂
MϰȻţ^Ŀǰ̎ڵλAӋڱֳ~ʂʲ׃r^m(x)ߵ͵Ŀgʮ
ӛ߽y(tng)Ӌl(f)F(xin)1226yg135ڇʷքe1.0966%1.3191%1.7749%һ݆vʷcѓǰڵc20c70c10ں15ڵҲքeֻ2.7301%3.2686%xvʷc2.8441%3.122%Ҳֻ10cĿg10ڇ½10cÿ10000Ԫćrϝqs8.9Ԫwѽ(jng)dzˣձJһAεϝqL
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µg
Cȯ̶JʹL_ʼһ݆飬ʵµgҲdzԓֻв10c20cĿg
Ŀǰˮƽ10ڂܵ2.6%15ڵĄt3.2%ңLʲ̂ǘӴƚvʷˮƽԽLLUҲԽµĿgҲζЂȯrϝqĿg
qAy
{(dio)ʻɴقдq
JʂʵIJ½ʹ1ڽڂ~ʂ0.72%n̶0.72%ڴtҪ{(dio)~ʂʺͷʂ~ʂ̘I(y)yдyʂIJڂ̎ښvʷλr½yеęCɱʵ½gҲ˔U
ͶYh
LͶ̂
ڂȯԽLr׃Ӿ׃ͬĻcLărϝqȶ̂ľڵĽǶȿAڻʌ½LıF(xin)ڶ̂@NrͶYMϵľڿLԴCȯ̶_h^Ҳʾڂѽ(jng)v^ĝqδLҲһLU˽hȡ͡ͶYLͶ̂MϾڿ5ꡫ7Ҟ