Ҫи (tng)ԇȡijɿ(j)Ҫ߂^(qing) (tng)(sh)ӢZ(y)֪R(sh)A(ch)(du)@Щԭt쾚x_(ki)ڌW(xu)ྚԼ~RĻA(ch)иԇ (tng)ôӲø߷?Сռиԇ (tng)߷ؼH҅
и (tng)Ч(x)
(tng)(x)
@(g)(x)Ҫ (tng) (tng)ϵÿһ(g)(x)(ji)Ҫץסf(shu)Ԓ˵˼·Ϳи (tng)еlectureһ߅ (tng)һ߅ӛPӛY(ji)(j)XӛPӛ(du)ȫc(din)(ni)ӢM(jn)Џ(f)@ӷ(f)(x)ֱԌһƪlectureȫ(f)(li)ֹ
(tng)(xi)(x)
@һN^Ҋ(jin)ľ(x)ҲǴұ^Ϥľ(x)Ҳ(du)(li)f(shu)(du)п֮ЧһNnjһƪи (tng)еԭȫ (tng)(li)һһz䣬 (tng)Чķ(du)ڜ(zhn)иԇĿõ (tng)(xi)иlecture]part 3 93ƪ(du)ڻA(ch)ͬͬW(xu)xmԼˮƽIJM(jn)о(x)и (tng)ͬr(sh)oһЩL(zhng)ƪĶ (tng)(xi)(x)
(tng)(x)
߀һN(x)ʽǾ (tng)(x)䲽E£һ߅ (tng)һ߅ (tng)ԭԼJ(rn)R(sh)R(sh)(yng)^(gu)(li)~;Y(ji)_(ki)ʼ~(xi)ԭĵ߅ֻҪ(xi)@(g)~@ƪе˼;Ȼ@ƪϮ(dng)x¿پxһص;һ߅ԭģһ߅Ҫx(f)ױ飬һֱ (tng)Բԭďص (tng)ֹұ^õSSS(Scientific American’s Sixty-second Science)dzϢܴǺܺõľ(x)
ľ(x)ʽ
Еr(sh)俼r(sh)(hu)һЩc(din)ԵYM(jn)о(x)(li)Լ (tng)@ЩYУһ(gu)W(xu)nnF(xin)ںܶ(gu)W(xu)ѽ(jng)S_(ki)nn˻(lin)W(wng)@һ(g)Oѵ(zhn) (tng)yȵIJǰʺKaplanϵԇ}xûDELTAϵԇ}ͨ^(gu)׃ܛ2ف(li)@Ӿ͕(hu)ԽԇymȻ^(gu)ʹ״ģøyIJϾ(x)ȥ (tng)ľ͕(hu)^ (tng)(li)Ҳкܴ
ҪB(yng)r(sh)r(sh)ڿԇĸX(ju)r(sh)r(sh) (tng)ӢZ(y)ĸX(ju)ҲҪԼ(chung)һ(g)Ӣĵĭh(hun)糿һ҂ʹ_(ki)䲥ӢZ(y)и (tng)ӢďVҲһӢӰ@ĺ̎Sr(sh) (tng)ӢZ(y)ڝĬв֪X(ju)ؼ(du)ӢZ(y)жB(yng)Z(y)С@һ(g)^L(zhng)ڵ΄(w)(du)ڂ俼r(sh)g^L(zhng)ͬW(xu)ǺͿxõķ
и (tng)}
ּһ_(ki)ʼ־͕(hu)F(xin)ˌ(du)_(ki)ʼεİպҪ;
Ҫ (tng)µĽMϢĽY(ji)(gu);ǰշe߀ǽһ(g)^(gu)njM(jn)Ќ(du)ȷȻ (tng)Pӛ;
m(dng)ӛһչF(xin)½Y(ji)(gu)߉~^(gu)~;
a. ½Y(ji)(gu)eôҪӛ䛵c(din)Ϣ(j)ÿ(g)eQԼÿ(g)ee;
b. ڽһ(g)^(gu)ôҪȥ (tng)һЩʾAε̖(ho)~ӛÿ(g)Aε¼M(jn)չԼҪ;
c. ڸM(jn)б^?q)ôҪӛͬc(din)ͬc(din);
Y(ji)ό(du)ȫĴԼĹPӛM(jn)д}
(dng)Ȼ(du)@Щԭt쾚x_(ki)ڌW(xu)ྚԼ~RĻA(ch)Ҫи (tng)ԇȡijɿ(j)Ҫ߂^(qing) (tng)(sh)ӢZ(y)֪R(sh)A(ch)