public DiaChi(ChiEnum chi, ThienCan bankhi, ThienCan trungkhi, ThienCan tapkhi) : base()
{
this.Ten = chi;
this.BanKhi = bankhi;
this.TrungKhi = trungkhi;
this.TapKhi = tapkhi;
}
public Tru(ThienCan can, DiaChi chi) : base()
{
this.ThienCan = can;
this.DiaChi = chi;
}
