(tng)ľи֮_(ki)ʼĕr(sh)һ(g)~һ(g)~ȥ (tng)ؿһ(g)Ⱥһ(g)Ⱥȥ (tng)ٺ(li)һ(g)һ(g)ӵȥ (tng)(dng)Ȼһ磬͕(hu)ӛ (tng)ӢZ(y)M(jn)ֻһ(g)һ(g)˼@ (tng)hZ(y)һӣ҂ā(li)ȥ“ (tng)hZ(y)”@һN“”ľ硣_(d)@Nôи (tng)̾ͳ҂СW(xu)(hu)ƌW(xu)nԇO了(jin)
(du)һ(g)Ї(gu)ЌW(xu)W(xu)Ȼ^(gu)(j)ˁ(li)f(shu)h(yun)h(yun)_(d)@Nڜ(zhn)и (tng)ĕr(sh)҂ҪĹnǽQ(du)ӢZ(y)ıָ (tng)һ(g)~ܷ(yng)˼ɞķeO (tng)X(ju)~R
QЧăɂ(g)һ (tng)(xi)Ǿ (tng)
1. (tng)(xi)
(tng)(xi)ָnjһƪ (tng)еԭȫ (tng)(li)(du)ڜ(zhn)иԇĿõ (tng)(xi)ϾеĶӡ (tng)(xi)Чؙz(yn)һ(g)˵ı (tng)(xi)֮(du)_ı(f) (tng)ֱȫ (tng)ֹ@ (tng)Чķ
2. (tng)
(tng)ָһ߅_ıһ߅ (tng) (tng)ĕr(sh)Ҫ?jing)ԼϤĆ~ڵһY(ji)~Ȼٷ(f) (tng)ֱÓ (tng)ֹ (tng)mϵIJSSS(Scientific American’s Sixty-second Science)?yn)dzֻһϢܴҪи?tng)}Ҫ(li)Դ