public ThietBi(ThietBi TB)
{
this.ma_TB = TB.ma_TB;
this.LTB = TB.LTB;
}
public Phong(string soPhong, LoaiPhong LoaiPhong, ThietBi ThietBi1, ThietBi ThietBi2, ThietBi ThietBi3)
{
this.soPhong = soPhong;
this.LoaiPhong = LoaiPhong;
this.ThietBi = new ThietBi[] { ThietBi1, ThietBi2, ThietBi3 };
}