I(yng)ۺF,ۺȻX,̿,X,۱ϩ,},̼},၆F
l(f) O(sh)(y)
+
r(ji)1000 Ԫ
V زԭ
V̸h(hun)Ƽ˾һˮV(jin)飺һˮVVеһNϠB(ti)|(zh)ɫ(dng)Էĩܶ2.66g/cm3ˮڴڱͪV̸h(hun)Ƽ˾(jin)V̸h(hun)Ƽ˾Ҫˮ̎W(xu)Ʒo(w)C(j)}o(w)C(j)ʡӄΣU(xin)