173期：精准特围20码：{46,42,05,08,47,12,41,29,24,33,32,45,38,21,13,25,03,15,02,49}开（龙38）准
174期：精准特围20码：{05,06,04,30,33,12,23,40,17,46,26,14,24,31,29,22,35,39,25,49}开（兔39）准
175期：精准特围20码：{08,42,12,43,19,23,27,40,07,20,29,06,01,45,38,11,21,13,15,33}开（鼠30 ）XX
176期：精准特围20码：{42,01,13,30,23,20,18,14,33,12,44,26,43,07,48,32,21,27,31,11}开（马36 ）XX
177期：精准特围20码：{13,19,35,39,31,40,01,44,12,28,02,46,48,42,33,15,32,04,25,27}开（？00）准