173期：<<05/07/08/09/10/15/16/17/21/22/28/33/34/38/43/49>>开：38对
174期：<<02/07/09/11/12/19/22/23/29/32/33/34/39/40/42/45>>开：39对
175期：<<03/05/09/12/13/15/17/23/29/30/39/40/45/46/48/49>>开：30对
176期：<<02/03/07/09/16/18/23/24/27/29/41/42/44/45/46/48>>开：36错
177期：<<01/02/03/06/11/12/16/22/27/28/29/36/38/40/43/47>>开：04错
178期：<<02/03/08/14/15/20/21/23/27/30/31/37/38/40/43/46>>开：//