l(f)(j)һ(j)n(ni)
l(f)(j)Ӗ(xn) l(f)м(j)Ӗ(xn) l(f)(j)Ӗ(xn) l(f)/(j)Ӗ(xn) l(f)(j)/һ(j)Ӗ(xn)
W(wng) 31010402007568̖(ho)