dColor: '#222',
                            borderColor: '#777',
                            borderWidth: 1
                        },
                        xAxis: {
                            type: 'log',
                            name: '人均收入',
                            max: 100000,
                            min: 300,
                            nameGap: 25,
                            nameLocation: 'middle',
                            nameTextStyle: {
                                font