折线图堆叠echarts 配置项内容和展示

数据差距较大时 展示不准确 出现堆叠

      option = {
    title: {
        text: '折线图堆叠'
    },
    tooltip: {
        trigger: 'axis'
    },
    legend: {
        data:["未分组","测试1","测试2"]
    },
    grid: {
        left: '3%',
        right: '4%',
        bottom: '3%',
        containLabel: true
    },
    toolbox: {
        feature: {
            saveAsImage: {}
        }
    },
    xAxis: {
        type: 'category',
        boundaryGap: false,
        data: ['一月','二月','三月','四月','五月','六月','七月','八月','九月','十月','十一月','十二月']
    },
    yAxis: {
        type: 'value',
    },
    series: [
        {
            "name":"未分组",
            "type":"line",
            "stack":"总量",
            "data":[4453429,0,31500,0,0,0,0,0,0,0]
            
        },
        {
            "name":"测试1",
            "type":"line",
            "stack":"总量",
            "data":[27911,0,0,1,26340,42281,0,0,0,0]
            
        },
        {
            "name":"测试2",
            "type":"line",
            "stack":"总量",
            "data":[1152682,0,23400,300,29785,12304,0,0,0,0]
            
        }
    ]
};