ƽr(sh)(x)и Щ?ͬW(xu)?c)ƽ?f)(x)и ĕr(sh)һҪҺmķUһҪЧС͞?gu)Nƽr(sh)(x)и ͬW(xu)Խbʹ
M(jn)и ƽr(sh)(x)҂]M(jn) ^(gu) Ϻ俼ͬW(xu)Ԍ(du)´M(jn)пY(ji)Ҫ иϵÿһ(g)(x)(ji)Ҫץסf(shu)Ԓ˵˼·Ϳ@(g)Ӗ(xn)(du)и P(gun)Ҫ(x)ķҲܺ(jin)и еlectureϣһ߅ һ߅ӛPӛY(ji)(j)XӛPӛ(du)ȫc(din)(ni)ӢM(jn)Џ(f)@ӷ(f)(x)ֱԌһƪlectureȫ(f)(li)ֹ
и ұ^Ҋ(jin)һN(x) @Ǵұ^Ϥľ(x)Ҳ(du)(li)f(shu)(du)п֮ЧһNnjһƪи еԭȫ (li)һһz Чķ(du)ڜ(zhn)иԇĿõ иlecture]part 3 93ƪ£(du)ڻA(ch)ͬͬW(xu)xmԼˮƽIJM(jn)о(x)и ͬr(sh)oһЩL(zhng)ƪĶ (x)
(x) (du)κһNӢZ(y)ԇ(li)f(shu)ٲ˾ @һh(hun)(ji)ԓô ?䲽E£һ߅ һ߅ ԭԼJ(rn)R(sh)R(sh)(yng)^(gu)(li)~;Y(ji)_ʼ~ԭĵ߅ֻҪ@(g)~@ƪе˼;Ȼ@ƪϮ(dng)x¿پxһص;һ߅ԭģһ߅Ҫx(f)ױһֱ Բԭďص ֹұ^õSSS(Scientific American’s Sixty-second Science)dzϢܴǺܺõľ(x)
(du)f(shu)ԼIJM(jn)(zhn)(x)俼и (zhn)ԵIJ@һ(gu)W(xu)nnF(xin)ںܶ(gu)W(xu)ѽ(jng)S_nn˻(lin)W(wng)ϣ@һ(g)Oѵ(zhn) yȵIJϡǰʺKaplanϵԇ}xûDELTAϵԇ}ͨ^(gu)׃ܛ2ف(li)@Ӿ͕(hu)ԽԇymȻ^(gu)ʹ״ģøyIJϾ(x)ȥ ľ͕(hu)^ (li)Ҳкܴġ
ҪB(yng)r(sh)r(sh)ڿԇĸX(ju)r(sh)r(sh) ӢZ(y)ĸX(ju)ҲҪԼ(chung)һ(g)Ӣĵĭh(hun)糿һ҂ʹ_䲥ӢZ(y)и ӢďVҲһӢӰȣ@ĺ̎Sr(sh) ӢZ(y)ڝĬв֪X(ju)ؼ(du)ӢZ(y)жB(yng)Z(y)@һ(g)^L(zhng)ڵ΄(w)(du)ڂ俼r(sh)g^L(zhng)ͬW(xu)ǺͿxõķ