1
Ո(qng)(wn)λ҂0.5mm~ξDPE^ʲô(hu)^أQһ(g)SҵČ(do)wͲ(hu)sՈ(qng)λæṇxx
2
3
1.ȴ_J(rn)C(j)A(y)ضͬr(sh)A(y)ضȣ
2.һˮʹÜض60-80ȵĜˮs
3.{(dio)(ji)վ
4.^(gu)VW(wng)/