Ҫܶ ķ?jn)?sh)ߣô ҪôӲeЩΌ(sh)õķҌW(xu)(x)
1Ԓ}жҪᘌԇČW(xu)g(sh)ӣ ̽(ji)Ŀ(discovery)ע ǿҪͨ^Ļȥ˽(ni)һҪȫͨ^ ױȻ߀ voaĿһҪ ٵǂ(g)
2 fиһ낀(g)^ȻuLr(sh)gBm(x) ɂ(g)Сr(sh)Ȼ˼Sֹ
3ӛPӛпԇӺLһڕr(sh)gܾorºyȫӛXһҪ(x)ӛ ʲô ϶Ҫ(jin)ӛPӛ
4 Ĝ(zhn)_һиĸN̲Ķ҂(g)]kaplanģܛ߀ǽ̲Ķஔ(dng)mȻ}˼·ʽԇвe龚(x)ǺƷx
@4c(din)ֻҪ(jin)(jng)(x)ھ(x)^ ʽ߅ ߅Lڕ_(d)ܺõЧġ