w
ָ⣬ˮwU|(zh)ке܉wζē]l(f)|(zh)ͨ^՚|(zh)˵Xٶ֪һNXȾǵ͵Ĺ֮һS˂ˮƽIJ(du)(yu)mĭh(hun)ҪΣԽԽҕ퐺ȾhОҡʮ塱h(hun)c(din)P(gun)(xing)Ŀ֮һ
ȾāԴ
1r(nng)I(y)r(nng)I(y)ψˮa(chn)ӹSa(chn)ĐS~Ұ˳ȶr(nng)I(y)a(chn)ͼӹЮa(chn)ġSB(yng)ֳİl(f)չҎ(gu)ģ(jng)IU(ku)B(yng)ֳζѳɞ鮐ζȾɺҕ
2I(y)I(y)a(chn)Юa(chn)Đa(chn)ҪTУʯ;ƏSʯͻSʏSr(nng)ˎSͿSzSƤSȡ@ЩTa(chn)Đ|(zh)ȩͪԼ͡rNЙC(j)܄ζNӡyI(y)ɐȾҪ֮һc(din)Ό(du)
3йO(sh)ʩˮӵܾW(wng)ˮ̎St(y)ԺȹO(sh)ʩa(chn)ĐƩˮt(y)ˎֵһSͺӵˮa(chn)ĐѳɞҪĐȾԴӰ푳ǝڵIJ
wȾһN͵ĭh(hun)ўJ(rn)ٰl(f)_(d)ҌһNйM(jn)о(xing)(sh)ʩΡ⌦(du)ȾҲ_չ^ձWĶ(g)I(y)I(lng)У̶ʽ̿Óȼg(sh)һvʷ҇Ҳ_ʼҕ(du)ıO(jin)ycӆ˲ŷŘ(bio)(zhn)GB 14554-93ķȾķĿ(bio)֮һҪ_(d)GB 14554-93Ҏ(gu)Đ|(zh)װ̼ͱϩȣŷŘ(bio)(zhn)KĿҪ(chung)һ(g)oĹh(hun)һN|(zh)ij⏊(qing)SLԇ߶ӏ(qing)(j)Yϱo˵ĸX(qing)ȣc|(zh)(du)XĴ̼Č(du)Ȕ(sh)ȣ֮gP(gun)ϵWeber-Fechner
I = K logC + a 1
ʽУI ˌ(du)XĸX⏊(qing)
K (sh)|(zh)ͬKֵͬ
C
a (sh)|(zh)ͬaֵͬ
ʽ1fʹѐ|(zh)ȥ90˵XXȅsֻpһ߀@Q˷ΐȷȾyҪ琺_(d)ŷŘ(bio)(zhn)߀Ҫ(yn)ʮǧ˼ӏ(qing)Ⱦ@ȞҪ
ĿǰH(ni)퐺ֶҪã1, ֱȼ2, .3, .4, ̿.5, ˎҺܷ.6,オⷨȵ.?c)ڲ̶ͬϴO(sh)ͶY\(yn)гɱߣ̎С(wn)ÓЧʲڶȾȵȆ}