前区范围:
前区06码:13,14,19,27,31,35
前区10码:08,13,14,18,19,24,27,28,31,35
前区12码:06,08,11,13,14,18,19,24,27,28,31,35
前区14码:02,05,06,08,11,13,14,18,19,24,27,28,31,35
前区16码:02,05,06,08,11,13,14,18,19,23,24,27,28,30,31,35