171期：<<02/04/06/14/15/18/19/23/24/25/28/29/37/41/47/48>>开：37对
172期：<<02/05/13/17/18/19/20/21/23/25/27/29/32/41/45/49>>开：11错
173期：<<01/03/10/12/14/15/16/17/18/24/25/35/36/40/45/46>>开：22错
174期：<<01/06/07/08/10/11/12/15/18/22/27/36/37/40/42/49>>开：07对
175期：<<04/07/08/09/10/13/15/18/23/28/33/36/41/42/45/46>>开：//