一级日韩免费大片,亚洲一区二区三区高清,性欧美乱妇高清come,久久婷婷国产麻豆91天堂,亚洲av无码a片在线观看

xиԇ_}ʽ

l(f)r(sh)g:2017-03-21 ݋:

ڂ俼Ŀڂ俼ĕr(sh)gҪBиԇ}@ӲHЧ߀ܿs̿ԇr(sh)g}Ҳ°빦҂һ𿴿

һи (tng)ξ?

1. (tng)

@(g)Ҫ (tng) (tng)ϵÿһ(g)Ҫץסf(shu)Ԓ(hu)˵˼·Ϳи (tng)еlectureһ߅ (tng)һ߅ӛPӛYXӛ͹Pӛȫc(din)ӢM(jn)Џ@ӷ;ֱԌһƪlectureȫ(li)ֹ

1. (tng)(xi)

@һN^Ҋ(jin)ľҲǴұ^ϤľҲ(li)f(shu)п֮ЧһNnjһƪи (tng)еԭȫ (tng)(li)һһz (tng)ЧķڜʂиԇĿõ (tng)(xi)иlecture]part 3 93ƪڻAͬͬW(xu)xmԼˮƽIJM(jn)ои (tng)ͬr(sh)oһЩL(chng)ƪĶ (tng)(xi)

3. (tng)

߀һNʽǾ (tng)䲽E£һ߅ (tng)һ߅ (tng)ԭԼJRR^(gu)(li)~;Y_(ki)ʼ~(xi)ԭĵ߅ֻҪ(xi)@(g)~@ƪе˼;Ȼ@ƪϮx¿پxһص׿;һ߅ԭһ߅Ҫx͎ױһֱ (tng)Բԭďص (tng)ֹұ^õSSS(Scientific American’s Sixty-second Science)dzϢܴǺܺõľ

4.ľʽ

Еr(sh)俼r(sh)(hu )һЩc(din)ԵYM(jn)о(li)Լ (tng)@ЩYУһW(xu)nnFںܶW(xu)ѽ(jng)S๫_(ki)nn˻“(lin)W(wng)@һ(g)Oѵ (tng)yȵIJǰʺKaplanϵԇ}xûDELTAϵԇ}ͨ^(gu)׃ܛ2ف(li)@Ӿ͕(hu )ԽԇymȻ^(gu)ʹ״øyIJϾȥ (tng)׵ľ͕(hu )^ (tng)(li)Ҳкܴ

ҪBr(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ӢZ(y)жBZ(y)@һ(g)^L(chng)ڵ΄(w)ڂ俼r(sh)g^L(chng)ͬW(xu)ǺͿxõķ

и (tng)}

@С]һ(g)eи (tng)}@ЩһЩи (tng)߷_˷Ľ(jng)򞿂YϣĂ俼ҲЎ

1ּһ_(ki)ʼ־͕(hu )Fˌ_(ki)ʼεİպҪ;

2Ҫ (tng)µĽMϢĽY;ǰշ(li)e߀ǽһ(g)^(gu)njM(jn)ЌȷȻ (tng)Pӛ;

3mӛһչF½Y߉݋~^(gu)~;

a. ½Y(li)eôҪӛ䛵c(din)Ϣ(li)ÿ(g)(li)eQ(chng)Լÿ(g)(li)ee;

b. ڽһ(g)^(gu)ôҪ(zh)ȥ (tng)һЩʾAε̖~ӛÿ(g)Aε¼M(jn)չԼҪ;

c. ڸM(jn)б^򌦱ôҪӛͬc(din)ͬc(din);

4YόȫĴԼĹPӛM(jn)д}

Ȼ@Щԭt쾚x_(ki)ڌW(xu)ྚԼ~RĻAҪи (tng)ԇȡijɿ(j)Ҫ߂^ (tng)(sh)ӢZ(y)֪RA

Ҫи (tng)ȡø߷и (tng)ľ}ڂ俼r(sh)һҪϾС@ăϣҵи (tng)俼ЎСAףиԇȡijɿ(j)

]
T(mn)]
一级日韩免费大片,亚洲一区二区三区高清,性欧美乱妇高清come,久久婷婷国产麻豆91天堂,亚洲av无码a片在线观看