297期:必出單雙===>>>單數(shù)<<<===開49準(zhǔn)

298期:必出單雙===>>>雙數(shù)<<<===開44準(zhǔn)

299期:必出單雙===>>>單數(shù)<<<===開21準(zhǔn)

300期:必出單雙===>>>雙數(shù)<<<===開46準(zhǔn)

301期:必出單雙===>>>單數(shù)<<<===開00準(zhǔn)