иZ(y)_(d)
r(sh)g2021-10-18 11:26:00 (li)Դo(w)nW(wng) [wС ]
1.иZ(y)_(d)
иZ(y)Ă俼^(gu)CϿZ(y)Ŀ(hu)ЩyֵĸX(ju)etask5task6@ֵ}ĿĜ(zhn)r(sh)g^ͬr(sh)_(d)Ϣ^ԣ(ni)ݵԾnj(du)ܴһ(g)Ҫ(dng)҂ľCϿڴ}Ҫ(li)(wn)}ׂ(g)֣Ҫ(jin)Ҫ(du)ԒӑՓĆ(wn)}Ҫļ(x)(ji)ҪԱ](mi) (tng)(du)Ԓֻ (tng)܉˽@(g)(wn)};ȻԼđB(ti)ɷNQkԼ(hu)AķN
1(wn)}
@(g)һҪע⼚(x)(ji)ڌ(du)(du)Ԓă(ni)(jin)(f)ͬr(sh)һҪ@ֻаѼ(x)(ji)f(shu)ܰц(wn)}f(shu)f(shu)ȫ
2B(ti)
(li)ҪԼ(hu)֧һNQk(du)ڸ(wn)}@ǴҵĪ(d)(chung)_(ki)ʼһҪ(jin)ֺo(w)qԥıԼđB(ti)
3f(shu)ԭ
xԓkԭr(sh)Ì(du)ԒᵽϢҲԲԼĽ(jng)v?yn)Task5ă(ni)ݴʹW(xu)У@ϢϢP(gun)Sܕ(hu)ԼϤ^(gu)ƽ(jng)vĆ(wn)}@r(sh)ԽY(ji)ԼH(jng)vȥUƽr(sh)@ӵĆ(wn)}Լ(hu)ȡӵkQ?@˼·̓(ni)UɁ(li)B؞형ˡ
иCϿZ(y)ԇ(du)چ(wn)}ĽQkx](mi)Ќ(du)e(cu)֮u(png)ֵĘ(bio)(zhn)ڿxķNkڿǷǡ(dng)ֵUԼxɣ˳ĔU(ku)չՄc(jng)vP(gun)ɕr(sh)ҲҪSr(sh)ע↖(wn)}Ľc(din)ڽQ(du)ԒߵĆ(wn)}ԼĽ(jng)(yn)ֻܼԽbD(zhun)Լ뷨ɴ˱ՄԼRĠr
2.γ䌍(sh)иZ(y)(ni)
иZ(y)ԇnj(du)ӢZ(y)|(zh)ĿHҪ(hu)f(shu),߀ҪԼZ(y)ԁ(li)_(d)˼
ںܶиZ(y)Ă俼h҂ԿҪھ(x)_(ki)ھ(x)f(shu)ྚ@ӲԼиZ(y)д䌍(sh)(du)Ŀǰܶ8090ČW(xu)(li)f(shu)ϲgһЩ(x)T_(ti)vȵЕr(sh)f(shu)(du)Բһ(g)ʲôyc(din)Ć(wn)}ڣ(yng)ԓf(shu)ʲôиZ(y)Ŀԇ^(gu)УDz֪߉yһژ(bio)(zhn)ʽӢZ(y)߀Dzõܸߵu(png)
иZ(y)ԇ(du)O(zhn)Եһc(din)ǣ](mi)˼ĕr(sh)g̶̵15犜(zhn)ͱ_(ki)ʼf(shu)Ԓλش(ni)ݱǷdz߉Եһ(g)wҲf(shu)45֮(ni)oһ(g)^β(g)^c(din)ՓCֵش
иԇnj(du)ӢZ(y)|(zh)ĿZ(y)ֲHҪ(hu)f(shu)߀ҪԼZ(y)ԁ(li)_(d)˼u(png)ָǻڃ(ni)ݵ߉չ_(ki);w(x)(ji)ıҪβl(f) (tng)Ϳԡ
hԼ˼·뷨Ђ(g)СVùPӛ(li)˼·мɴԒԒÌ(sh)֧^c(din)ƽr(sh)(x)r(sh)Ҫע˼S߉Z(y)ԽM~|(zh)ɽMһ(g)Yώ(k)15Ĝ(zhn)r(sh)g̫}(cng)ɌشһһһČ(li)Z(y)Sx죬»ش(wn)}
(dng)Ȼ(bio)(zhn)İl(f)Z(y)Z(y){(dio)ҲܞZ(y)ԇӷ֡ҲɌԼĿZ(y)_(d)Ȼc(bio)(zhn)M(jn)Ќ(du)BxԪl(f)ͣDȷM(jn)мm
֮ڂ俼иZ(y)ԇr(sh)J(rn)Z(y)ñõ߷Ҫ̤̤(sh)(sh)Ĝ(zhn)俼}(du)C(j)(jng)ϵ}ĿM(jn)пY(ji)w{Óڶf(shu)ԒЗl߉ƽr(sh)˶ (tng)ʽӢZ(y)֮߀(yng)ԓྚ(x)ֻ@Ӳܫ@иZ(y)߷
CϿZ(y)΄(w)yc(din)ӛ (tng)(ni)ԼԒZ(y)(f)Ҳ҂f(shu)g呟Լ (tng) (tng)ӛȻ(x)ӛ䛵ϢÿZ(y)Ȼı
ÿ}˷(f)(x)ױؕ(hu) (tng)ͿZ(y)_(d)ƽr(sh)(x)r(sh)ҪעճУ@(chng)ԼW(xu)g(sh)(chng)ԾͬF(xin)еиZ(y)̲Ğ(j)ֱӌ(du)Z(y)}ĿеĸY(ji)
3.иZ(y)ĸx(x)
(du)иZ(y)ԇܶһЩƿiyͻ(jng)^(gu)ܶοԇX(ju)иZ(y)@ԇY(ji)һ(li)ɿ(j)߀ͣ15֡ôʲôԭ?
1ڂ俼иԇĕr(sh)ܶ(bo)ˌW(xu) (x) ࣬ľԼijɿ(j)õǺܶmȻLj(bo)ˌW(xu) (x) ࣬(dng)ώ(wn)㿂иZ(y)ľ(x)r(sh)g(li)жٵĕr(sh)ܶĻشֻnо(x)n֮Ҫ_(ki)(sh)ܛ̫ܶϣn+mʽM(jn)еľ(x)(dng)Ȼ@nj(du)ڿZ(y)öٷֵĿǺҪHHnϵôc(din)r(sh)g(li)(x)ȫ
ܶиZ(y)߷ֵĿڂ俼ĕr(sh)ÿҪM(jn)й̶ĕr(sh)(li)M(jn)пZ(y)(x)ңһпܵĕr(sh)g߈(chng)ρ(li)(x) (tng)@иZ(y)E[߷иZ(y)W(xu)TĶÿ춼ҪM(jn)дľ(x)(x)(x)(x)ָǾ(x)ÿһ}һҪо+؏(f)+^(gu)̣ھ(x)ĕr(sh)Ҫf(shu)(li)M(jn)l(f)HԽoԼϢP(gun)Iǿ@J(rn)ԼIJtnjӛ(li)Ҫʽ
2ܶ֕(hu)f(shu)ÿ춼1(g)Сr(sh)ȥ(x)3}Ȼɿ(j)߀Ǜ](mi)ρ(li)1Сr(sh)(x)3}͛](mi)ȻôĿZ(y) ҲDzˡǰҲᵽԼҪM(jn)о(x)(x)@һ(g)о+؏(f)+^(gu)ôһ(g)Сr(sh)M(jn)3}@Ȼ(x)ô}^(gu)ҲDzݲݶ^(gu)
_ľ(x)E(yng)ԓ@ӵģ
һ飺r(sh)}r(sh)ɜ(zhn);r(sh)}Ŀ;
ڶ飺(zhn)Ĵ (tng)_J(rn)Ƿ}(zhn)_ҪϢc(din)˼·l(f);(j)~Rľͺ@Z(y)e(cu)`ڶ
飺á (tng)_J(rn)φ(wn)}80%ѽ(jng)mbIJֺ~þ䡣ʹ˸Ӵ(dng)˵c(din)};׃Z(y){(dio);ӹ(ji)F(xin)˿;c(din)~Rx
ı飺PӛҲɴ};}(ni)ݏ֪R(sh)Ϥ֪R(sh)D(zhun)Qһ߅r(sh)gһ߅ƹ(ji)ఴr(sh)g
3иZ(y)ԇZ(y)ǷdzҪģ˶ҲL(zhng)һοҪقŬķ(f) (tng)ˎ״β (tng)@r(sh)y"ȡ"ľW(wng)ϴĿZ(y)l(f)F(xin)߉P(gun)ϵҪ֮4:6ͨ^(gu)^14-17ֿc20-23օ^(q)gĿзdz@IJesǺܶW(xu)Tĵĵ÷һֱyͻ15 (tng)һԼĿcSZ(y)80}^(q)eǷܴ
f(shu)@ôҪôӖ(xn)ķʲô?P(gun)I~L(zhng)ڸx(f)ÿһx10һֱԼ܉ȫٶȱ(li)ÿ쾚(x)30ȻM(jn)cԭM(jn)Ќ(du)ȡ(jin)1(g)֮Чͳ(li)ˣ@gһֱи}(x)