f,ͨ(dng)~,f͡@ɂ(g)~֮gƫY(ji)(gu),ʾ(dng)ǡf,ʾfĽY(ji),a(b)ǰ'f.,fǡfʹ֮.fķNx.
һxshu,Ҫ˼У
(1),f;
(2)V,vԒ;
(3)Փ(~,硰W(xu)fаf)ȵ.
xshu,˼DŽfeʹ Լ,硰f.
xyu,ͨ.
xtu,Óͨ.
͵ķNx÷ڬF(xin)hZʮҊ.F(xin)ڿ҂vġfеġf.@Ȼfġf˼^ӽ,@(g)߉Ɣ,@ġf(yng)ԓxshu,ZԌW(xu)Еr(sh)һ߉?tЇ(gu)ˌW(xu)Z(gu)ˌW(xu)ľ͛]ЬF(xin)@韩?F(xin)hZ~䡷
(Ї(gu)(hu)ƌW(xu)ԺZо~侎Ҿ,̄(w)ӡ^,2002a(b))ėlĿСfĝhZƴעsǡshu f ǡshu f.