echarts同时显示柱状折线图

option = {
            title: {
                left: 'left',
                text: '概率',
                show:false
            },
            tooltip: {
                trigger: 'axis',
                formatter:'{a}:{c}',
                axisPointer: {
                    type: 'cross',
                    crossStyle: {
                        color: '#999'
                    }
                }
            },
            legend: {
                show:true,
                selectedMode:'single',    //设置显示单一图例的图形，点击可切换
                bottom:0,//legend位置的调整
                left:10,
                textStyle:{
                    color:'#5e859e',
                    fontSize:10
                },
                itemGap:20,
                data:['点位一','点位二','点位三'],
                inactiveColor:'#ccc'
            },
            grid: {//图位置调整
                top:'5%',
                left: '0%',
                right: '0%',
                bottom: '10%',
                containLabel: true
            },
            xAxis: [
                {
                    type: 'category',
                    data: ['1', '2', '3', '4', '5', '6', '7',
                        '8','9','10','11','12'],
                    axisLine:{
                        lineStyle:{
                            color:'#5e859e',//横坐标轴和字体颜色
                            width:2//这里是为了突出显示加上的
                        }
                    },
                    axisPointer: {
                        type: 'shadow'

                    },
                    axisTick: {
                        show:true,
                            interval: 0
                    }
                }
            ],
        //设置两个y轴，左边显示数量，右边显示概率
        yAxis: [
            {
                type: 'value',
                name: '数量',
                show:true,
                interval: 50,
                axisLine: {
                    lineStyle: {
                        color: '#5e859e',
                        width: 2
                    }
                }
            },
            {
                type: 'value',
                name: '概率',
                min: 0,
                max: 100,
                interval: 10,
                axisLabel: {
                    formatter: '{value} %'
                },
                axisLine: {
                    lineStyle: {
                        color: '#5e859e',//纵坐标轴和字体颜色
                        width: 2
                    }
                }
            }
        ],
        //每个设备分数量、概率2个指标，只要让他们的name一致，即可通过，legeng进行统一的切换
        series: [
            {
                name:'点位一',
                type:'bar',
                color:'#f17e0e',
                data:[900,800,700,680,650,640,600,570,680,650,640,600],
                barWidth : '50%'

            },
            {
                name:'点位一',
                type:'line',
                color:'#2f87f1',
                yAxisIndex: 1,    //这里要设置哪个y轴，默认是最左边的是0，然后1，2顺序来。
                data:[75,65,85,66,45,55,56,42,78,69,70,36],
                symbolSize:10
            },
            {
                name:'点位二',
                type:'bar',
                color:'#f17e0e',
                data:[700,680,650,640,600,570,680,650,640,600,570,570],
                barWidth : '50%'
            },
            {
                name:'点位二',
                type:'line',
                color:'#87CEFA',
                yAxisIndex: 1,
                data:[75,65,85,66,45,55,56,42,78,69,70,36],
                symbolSize:10
            },
            {
                name:'点位三',
                type:'bar',
                color:'#f17e0e',
                data:[600,570,680,650,640,600,570,450,400,380,300,900],
                barWidth : '50%'
            },
            {
                name:'点位三',
                type:'line',
                color:'#DDA0DD',
                yAxisIndex: 1,
                data:[75,65,85,66,45,55,56,42,50,65,75,80],
                symbolSize:10
            }
        ]
        };