lines3d的线在3D地图下面，急求回答echarts continuous配置项内容和展示

为什么lines3d的线在图形下面，急求回答

      let geoCoordMap = {
    "海门": [121.15, 31.89],
    "鄂尔多斯": [109.781327, 39.608266],
    "招远": [120.38, 37.35],
    "舟山": [122.207216, 29.985295],
    "齐齐哈尔": [123.97, 47.33],
    "盐城": [120.13, 33.38],
    "赤峰": [118.87, 42.28],
    "青岛": [120.33, 36.07],
    "乳山": [121.52, 36.89],
    "金昌": [102.188043, 38.520089],
    "泉州": [118.58, 24.93],
    "莱西": [120.53, 36.86],
    "日照": [119.46, 35.42],
    "胶南": [119.97, 35.88],
    "南通": [121.05, 32.08],
    "拉萨": [91.11, 29.97],
    "云浮": [112.02, 22.93],
    "梅州": [116.1, 24.55],
    "文登": [122.05, 37.2],
    "上海": [121.48, 31.22],
    "攀枝花": [101.718637, 26.582347],
    "威海": [122.1, 37.5],
    "承德": [117.93, 40.97],
    "厦门": [118.1, 24.46],
    "汕尾": [115.375279, 22.786211],
    "潮州": [116.63, 23.68],
    "丹东": [124.37, 40.13],
    "太仓": [121.1, 31.45],
    "曲靖": [103.79, 25.51],
    "烟台": [121.39, 37.52],
    "福州": [119.3, 26.08],
    "瓦房店": [121.979603, 39.627114],
    "即墨": [120.45, 36.38],
    "抚顺": [123.97, 41.97],
    "玉溪": [102.52, 24.35],
    "张家口": [114.87, 40.82],
    "阳泉": [113.57, 37.85],
    "莱州": [119.942327, 37.177017],
    "湖州": [120.1, 30.86],
    "汕头": [116.69, 23.39],
    "昆山": [120.95, 31.39],
    "宁波": [121.56, 29.86],
    "湛江": [110.359377, 21.270708],
    "揭阳": [116.35, 23.55],
    "荣成": [122.41, 37.16],
    "连云港": [119.16, 34.59],
    "葫芦岛": [120.836932, 40.711052],
    "常熟": [120.74, 31.64],
    "东莞": [113.75, 23.04],
    "河源": [114.68, 23.73],
    "淮安": [119.15, 33.5],
    "泰州": [119.9, 32.49],
    "南宁": [108.33, 22.84],
    "营口": [122.18, 40.65],
    "惠州": [114.4, 23.09],
    "江阴": [120.26, 31.91],
    "蓬莱": [120.75, 37.8],
    "韶关": [113.62, 24.84],
    "嘉峪关": [98.289152, 39.77313],
    "广州": [113.23, 23.16],
    "延安": [109.47, 36.6],
    "太原": [112.53, 37.87],
    "清远": [113.01, 23.7],
    "中山": [113.38, 22.52],
    "昆明": [102.73, 25.04],
    "寿光": [118.73, 36.86],
    "盘锦": [122.070714, 41.119997],
    "长治": [113.08, 36.18],
    "深圳": [114.07, 22.62],
    "珠海": [113.52, 22.3],
    "宿迁": [118.3, 33.96],
    "咸阳": [108.72, 34.36],
    "铜川": [109.11, 35.09],
    "平度": [119.97, 36.77],
    "佛山": [113.11, 23.05],
    "海口": [110.35, 20.02],
    "江门": [113.06, 22.61],
    "章丘": [117.53, 36.72],
    "肇庆": [112.44, 23.05],
    "大连": [121.62, 38.92],
    "临汾": [111.5, 36.08],
    "吴江": [120.63, 31.16],
    "石嘴山": [106.39, 39.04],
    "沈阳": [123.38, 41.8],
    "苏州": [120.62, 31.32],
    "茂名": [110.88, 21.68],
    "嘉兴": [120.76, 30.77],
    "长春": [125.35, 43.88],
    "胶州": [120.03336, 36.264622],
    "银川": [106.27, 38.47],
    "张家港": [120.555821, 31.875428],
    "三门峡": [111.19, 34.76],
    "锦州": [121.15, 41.13],
    "南昌": [115.89, 28.68],
    "柳州": [109.4, 24.33],
    "三亚": [109.511909, 18.252847],
    "自贡": [104.778442, 29.33903],
    "吉林": [126.57, 43.87],
    "阳江": [111.95, 21.85],
    "泸州": [105.39, 28.91],
    "西宁": [101.74, 36.56],
    "宜宾": [104.56, 29.77],
    "呼和浩特": [111.65, 40.82],
    "成都": [104.06, 30.67],
    "大同": [113.3, 40.12],
    "镇江": [119.44, 32.2],
    "桂林": [110.28, 25.29],
    "张家界": [110.479191, 29.117096],
    "宜兴": [119.82, 31.36],
    "北海": [109.12, 21.49],
    "西安": [108.95, 34.27],
    "金坛": [119.56, 31.74],
    "东营": [118.49, 37.46],
    "牡丹江": [129.58, 44.6],
    "遵义": [106.9, 27.7],
    "绍兴": [120.58, 30.01],
    "扬州": [119.42, 32.39],
    "常州": [119.95, 31.79],
    "潍坊": [119.1, 36.62],
    "重庆": [106.54, 29.59],
    "台州": [121.420757, 28.656386],
    "南京": [118.78, 32.04],
    "滨州": [118.03, 37.36],
    "贵阳": [106.71, 26.57],
    "无锡": [120.29, 31.59],
    "本溪": [123.73, 41.3],
    "克拉玛依": [84.77, 45.59],
    "渭南": [109.5, 34.52],
    "马鞍山": [118.48, 31.56],
    "宝鸡": [107.15, 34.38],
    "焦作": [113.21, 35.24],
    "句容": [119.16, 31.95],
    "北京": [116.46, 39.92],
    "徐州": [117.2, 34.26],
    "衡水": [115.72, 37.72],
    "包头": [110, 40.58],
    "绵阳": [104.73, 31.48],
    "乌鲁木齐": [87.68, 43.77],
    "枣庄": [117.57, 34.86],
    "杭州": [120.19, 30.26],
    "淄博": [118.05, 36.78],
    "鞍山": [122.85, 41.12],
    "溧阳": [119.48, 31.43],
    "库尔勒": [86.06, 41.68],
    "安阳": [114.35, 36.1],
    "开封": [114.35, 34.79],
    "济南": [117, 36.65],
    "德阳": [104.37, 31.13],
    "温州": [120.65, 28.01],
    "九江": [115.97, 29.71],
    "邯郸": [114.47, 36.6],
    "临安": [119.72, 30.23],
    "兰州": [103.73, 36.03],
    "沧州": [116.83, 38.33],
    "临沂": [118.35, 35.05],
    "南充": [106.110698, 30.837793],
    "天津": [117.2, 39.13],
    "富阳": [119.95, 30.07],
    "泰安": [117.13, 36.18],
    "诸暨": [120.23, 29.71],
    "郑州": [113.65, 34.76],
    "哈尔滨": [126.63, 45.75],
    "聊城": [115.97, 36.45],
    "芜湖": [118.38, 31.33],
    "唐山": [118.02, 39.63],
    "平顶山": [113.29, 33.75],
    "邢台": [114.48, 37.05],
    "德州": [116.29, 37.45],
    "济宁": [116.59, 35.38],
    "荆州": [112.239741, 30.335165],
    "宜昌": [111.3, 30.7],
    "义乌": [120.06, 29.32],
    "丽水": [119.92, 28.45],
    "洛阳": [112.44, 34.7],
    "秦皇岛": [119.57, 39.95],
    "株洲": [113.16, 27.83],
    "石家庄": [114.48, 38.03],
    "莱芜": [117.67, 36.19],
    "常德": [111.69, 29.05],
    "保定": [115.48, 38.85],
    "湘潭": [112.91, 27.87],
    "金华": [119.64, 29.12],
    "岳阳": [113.09, 29.37],
    "长沙": [113, 28.21],
    "衢州": [118.88, 28.97],
    "廊坊": [116.7, 39.53],
    "菏泽": [115.480656, 35.23375],
    "合肥": [117.27, 31.86],
    "武汉": [114.31, 30.52],
    "大庆": [125.03, 46.58]
};

var alirl = [
    [
        [121.15, 31.89],
        [109.781327, 39.608266]
    ],
    [
        [120.38, 37.35],
        [122.207216, 29.985295]
    ],
    [
        [123.97, 47.33],
        [120.13, 33.38]
    ],
    [
        [118.87, 42.28],
        [120.33, 36.07]
    ],
    [
        [121.52, 36.89],
        [117.93, 40.97]
    ],
    [
        [102.188043, 38.520089],
        [122.1, 37.5]
    ],
    [
        [118.58, 24.93],
        [101.718637, 26.582347]
    ],
    [
        [120.53, 36.86],
        [121.48, 31.22]
    ],
    [
        [119.46, 35.42],
        [122.05, 37.2]
    ],
    [
        [119.97, 35.88],
        [116.1, 24.55]
    ],
    [
        [121.05, 32.08],
        [112.02, 22.93]
    ],
    [
        [91.11, 29.97],
        [118.1, 24.46]
    ]
]
var convertData = function(data) {
    var res = [];
    for (var i = 0; i < data.length; i++) {
        var geoCoord = geoCoordMap[data[i].name];
        if (geoCoord) {
            res.push({
                name: data[i].name,
                value: geoCoord.concat(data[i].value)
            });
        }
    }
    // console.log(res)
    return res;
};
option = {
    title: {
        text: '全国行政区划3D地图',
        x: 'center',
        top: "20",
        textStyle: {
            color: '#000',
            fontSize: 24
        }
    },
    tooltip: {
        show: true,
        // formatter:(params)=>{
        //   let data = "测试1:"+params.name + "<br/>"+"值:"+ params.value[2]+"<br/>"+"地理坐标:[" + params.value[0]+","+params.value[1] +"]";
        //   return data;
        // },
    },
    visualMap: [{
        type: 'continuous',
        seriesIndex: 0,
        text: ['bar3D'],
        calculable: true,
        max: 300,
        inRange: {
            color: ['#87aa66', '#eba438', '#d94d4c']
        }
    }, {
        type: 'continuous',
        seriesIndex: 1,
        text: ['scatter3D'],
        left: 'right',
        max: 100,
        calculable: true,
        inRange: {
            color: ['#000', 'blue', 'purple']
        }
    }],
    geo3D: {
        map: 'china',
        roam: true,
        itemStyle: {
            areaColor: 'rgb(5,101,123)',
            opacity: 1,
            borderWidth: 0.8,
            borderColor: 'rgb(62,215,213)'
        },
        label: {
            show: true,
            textStyle: {
                color: '#fff', //地图初始化区域字体颜色
                fontSize: 16,
                opacity: 1,
                backgroundColor: 'rgba(0,0,0,0)'
                //backgroundColor: 'rgba(53,171,199,0)'
            },
        },
        emphasis: { //当鼠标放上去  地区区域是否显示名称
            label: {
                show: true,
                textStyle: {
                    color: '#fff',
                    fontSize: 16,
                    backgroundColor: 'rgba(0,23,11,0)'
                }
            }
        },
        //shading: 'lambert',
        light: { //光照阴影
            main: {
                color: '#fff', //光照颜色
                intensity: 1.2, //光照强度
                //shadowQuality: 'high', //阴影亮度
                shadow: false, //是否显示阴影
                alpha: 55,
                beta: 10

            },
            ambient: {
                intensity: 0.3
            }
        },
        realisticMaterial:{
            detailTexture:'asset/leather/leather_albedo.jpg'
        }
    },
    series: [
           {
            name: 'scatter3D',
            type: "scatter3D",
            coordinateSystem: 'geo3D',
            symbol: 'pin',
            symbolSize: 30,
            opacity: 1,
            label: {
                show: false,
                formatter: '{b}'
            },
            itemStyle: {
                borderWidth: 0.5,
                borderColor: '#fff'
            },
            data: convertData(
                [{
                    name: "阳泉",
                    value: ((Math.random() * 100) + 50).toFixed(2)
                }, {
                    name: "莱州",
                    value: ((Math.random() * 100) + 50).toFixed(2)
                }, {
                    name: "湖州",
                    value: ((Math.random() * 100) + 50).toFixed(2)
                }, {
                    name: "汕头",
                    value: ((Math.random() * 100) + 50).toFixed(2)
                }, {
                    name: "昆山",
                    value: ((Math.random() * 100) + 50).toFixed(2)
                }, {
                    name: "张家口",
                    value: ((Math.random() * 100) + 50).toFixed(2)
                }])
           },

        //画线

        {
            type: 'lines3D',

            coordinateSystem: 'geo3D',
            zlevel:5,
            effect: {
                show: true,
                trailWidth: 10,
                trailOpacity: 0.5,
                trailLength: 0.3,
                constantSpeed: 5
            },

            blendMode: 'lighter',

            lineStyle: {
                width:1,
                opacity:1
            },

            data: alirl
        }
    ]
};