1212??嵽???δ?????δΧ?·8~10档
????13?????????????11???硢?4?塢??1?2??С??????С???23???4???6浽4棻?0?3浽1档??1浽3棻?5浽7棻3浽5档
14??в?С????????14????????????С?
15???С????????10?
??С???????????????С????飬?????????磬簲????罽???????????????( )
