     
     func createFilterItemBy(_ trains:[QueryLeftNewDTO]){
         filterItems.append(FilterItem(type: .Group,presentation: "席别类型"))
-        filterItems.append(FilterItem(type: .SeatType,key:"9|P|O|4|6",presentation: "商务座|特等座|软卧|高级软卧",isChecked: false))
-        filterItems.append(FilterItem(type: .SeatType,key:"M",presentation: "一等座|硬卧",isChecked: false))
+        filterItems.append(FilterItem(type: .SeatType,key:"9|P|4|6",presentation: "商务座|特等座|软卧|高级软卧",isChecked: false))
+        filterItems.append(FilterItem(type: .SeatType,key:"M|3",presentation: "一等座|硬卧",isChecked: false))
         filterItems.append(FilterItem(type: .SeatType,key:"O|1",presentation: "二等座|硬座",isChecked: true))
         filterItems.append(FilterItem(type: .SeatType,key:"1|O",presentation: "无座",isChecked: false))
         

        assert(self.type == .Train)
        assert(self.keyType == .multi)
        
        if filterItem.keyType == .multi {
            let filterKeys = filterItem.key.components(separatedBy: "|")
            for filterKey in filterKeys {
                if self.key.contains(filterKey) {
                    return true
                }
            }

        }
        else if filterItem.keyType == .section {
            let filterKeys = filterItem.key.components(separatedBy: "~")
                if ((startTime >= filterKeys[0]) && (startTime <= filterKeys[1])) {
                    return true
                }
        }
        
        return false
