̿Ŀֲָ϶ijߴֲrQ˻̿͑(yng)È(chng)һ(li)f(shu)̿ĿԷ֞
1.ףС2nmõģ?yn)܉С|(zh)wЙC(j)܄еС
2.п(^(gu)ɿ)2~50nm֮gпܴ֮܉еȴСķ
3.ף50nm(du)^Ҫṩ֧ͨνY(ji)(gu)ʹ̿иõęC(j)е(qing)Ⱥ͵ĉ
̿@NͬСĿBӣγɏ(f)sĿ϶Y(ji)(gu)ֲԽ̿Խ(qing)@?yn)鲻ͬСĿͬСķӣĶ?sh)F(xin)(du)NȾЧȥ
̿Ŀֲ߀(hu)ܵԭ̿ˇͷصӰx̿r(sh)Ҫ(j)wđ(yng)È(chng)(li)_Ŀֲ_(d)ѵЧ
N(xio)۟ᾀ
N(xio)۟ᾀ
Ԓ
ַ
ʡx(zhn)(zhn)ˮϹI(y)@^(q)