_(ki)ʽsc]ʽs(du)Ș(gu)졢ܺĵIJͬЧ
_(ki)ʽsc]ʽs(du)ȣ
O(sh)Ӌ(j)(gu)첻ͬsˮͬӣϲͬܲһ
_(ki)ʽsşԭ
\(yn)Ìsѭh(hun)ˮԇFʽܝPVC\(yn)ˮcwĻ(dng)M(jn)Ђᣬ߀xL(fng)C(j)_(ki)wѭh(hun)ϵy(tng)cˮğM(jn)şᡣ(li)䷽ڵYͶ^٣\(yn)I(yng)Yܸߣˮܺģ
]ʽsşԭ
w{2(g)ѭh(hun)ϵy(tng)һ(g)܇(ch)(ni)ѭh(hun)һ(g)ѭh(hun)o(w)Ҫһ֞~ܱC(j)
܇(ch)(ni)ѭh(hun)
cĿ(bio)O(sh)Ba(chn)һ(g)]ʽѭh(hun)ϵy(tng)wϵѭh(hun)ϵy(tng)|(zh)ܛˮĿ(bio)O(sh)_(ki)չ䣬Ŀ(bio)O(sh)еՎϳl(f)늙C(j)M
ѭh(hun)sУs_(ki)չşc(ni)sѭh(hun)ˮ(dng)HH\(yn)s(ni)~ܱ_(ki)չڴ(li)䷽ʽ£\(yn)Ԅ(dng)ϵy(tng)(j)ض{(dio)늄(dng)C(j)\(yn)2(g)ѭh(hun)ϵy(tng)ڴļɕr(sh)(ji)ضȸߵr£2(g)ѭh(hun)ϵy(tng)\(yn)ﶬɕr(sh)(ji)ضȵ֠rֻһ(g)܇(ch)(ni)ѭh(hun)
ˮգ
_(ki)ʽscwֱӽ|ˮ꽵^Osѭh(hun)ˮһm(x)ѭh(hun)ϵy(tng)sճ(li)ˮ߂һضȵģ_(ki)ʽsض^ˮ꽵(hu)ȵh(hun)֮Г]l(f)ĴͨԵĜy(c)㷽ˮ_(ki)ʽs]ʽsĸ100]ʽsˮ܉IJٿv0.01%_(ki)ʽsˮ1%գ_(ki)ʽsˮÓP(yng)̱]ʽsˮÓP(yng)̵ͣ]ʽs߀O(sh)Ӌ(j)Ԅ(dng)ϵy(tng)偠toC(j)șC(j)O(sh)һˮƽ܉ C(j)O(sh)đ(yng)ݔ(hu)(do)^(gu)]ʽsԇ偠toC(j)һֱ_(ki)Aڜض^ߵr´_(ki)opڜضȽȥ֮(hu)ȫԄ(dng)Kֹ]ʽsc_(ki)ʼs^鲢(hu)edz