se,
                            data: chart.data.vt.x
                        }
                    ],
                    yAxis: [
                        {
                            type: 'value'
                        }
                    ],
                    series: [
                        {
                            name: '漏洞总数',
                            type: 'line',
                            areaStyle: {normal: {}},
                            data: chart.data.vt.total
        