为什么这个文件放到html里无法显示echarts lines配置项内容和展示

<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>ECharts</title> </head> <body> <!-- 为ECharts准备一个具备大小(宽高)的Dom --> <div id="main" style="height:100%"></div> <!-- ECharts单文件引入 --> <script src='https://api.mapbox.com/mapbox-gl-js/v0.38.0/mapbox-gl.js'></script> <link href='https://api.mapbox.com/mapbox-gl-js/v0.38.0/mapbox-gl.css' rel='stylesheet' /> <script src=' http://echarts.baidu.com/resource/echarts-gl-latest/dist/echarts-gl.min.js'></script> <script type="text/javascript"> var dom = document.getElementById("main"); var myChart = echarts.init(dom); mapboxgl.accessToken = 'pk.eyJ1IjoibWlyYTEyMy0iLCJhIjoiY2o5MTllajFtMzU2YTJ3bzQwMzkyOHp0aSJ9.eBsLy_jYJZm8C9bM9vqpbg'; var mapboxgl_style = 'mapbox://styles/mira123-/cj93taakp6e152rqezb39fldc'; var mapboxgl_center = [120.30327558517455, 31.55755415024492]; myChart.setOption({ mapbox: { center: mapboxgl_center, zoo

配置项如下
          mapboxgl.accessToken = 'pk.eyJ1IjoibWlyYTEyMy0iLCJhIjoiY2o5MTllajFtMzU2YTJ3bzQwMzkyOHp0aSJ9.eBsLy_jYJZm8C9bM9vqpbg';
var mapboxgl_style = 'mapbox://styles/mira123-/cj93taakp6e152rqezb39fldc';
var mapboxgl_center = [120.30327558517455, 31.55755415024492];
var geoCoordMap = {
    'Keetmanshoop,Namibia': [17.589111328125, -25.97779895546436],
    'Swellendom,South Africa': [20.478515625, -33.8339199536547],
    'KirkWood,South Africa': [25.13671875, -33.24787594792437],
    'kokstad,South Africa': [29.15771484375, -30.50548389892728],
    'Vryburg,South Africa': [29.267578125, -26.62781822639305],
    'Secunda,South Africa': [30.585937499999996, -28.246327971048842],
    'iMfozo Reservation,South Africa': [23.466796875, -30.713503990354965],
    'DeAre,South Africa': [29.7509765625, -23.200960808078566],
    'Lousi,South Africa': [19.731445312499996, -20.715015145512087],
    'None name,Namibia': [29.794921874999996, -20.591652120829167],
    'Zvishvane,Zimbabwe': [27.9052734375, -19.84939395842278],
    'Tsholtos,Zimbabwe': [30.102539062499996, -16.720385051693988],
    'Kaeoi,Zimbabwe': [32.431640625, -17.392579271057766],
    'Kotwa,Zimbabwe': [25.1806640625, -12.597454504832005],
    'West Lunga national park,Zimbia': [26.5869140625, -12.726084296948184],
    'None name,Zimbia': [32.255859375, -8.015715997869059],
    'Sambawanga,Tanzania': [34.9365234375, -10.31491928581316],
    'Karanga,Tanzania': [37.4853515625, -10.487811882056683],
    'Tundurn,Tanzania': [36.2109375, 2.1967272417616712],
    'Loyanalani,Kenya': [38.84765625, 1.4939713066293239],
    'none name,Kenya': [15.8203125, -19.373340713364044],
    'Mundulea,Namibia': [34.0576171875, -3.0527538215744703],
    'pemba,Zimbia': [35.1123046875, -1.0106897682409002],
    'lsangano national park,Zimbia': [30.498046875, -12.425847783029134],
    'Lvenshmenda national park,Zimbia': [36.5185546875, -5.178482088522876],
    'Mpanda,Tanzania': [31.354980468749996, -6.599130675207247],
    'national park,Tanzania': [30.41015625, -10.984335146101955],
    'ogembo,Kenya': [16.962890625, -20.179723502765153],
    'Numpula,Tanzania': [26.2353515625, -32.80574473290687],
    'Brandlvi,South Africa': [21.4892578125, -33.760882000869174],
    'Songo,Zimbabwe': [22.631835937499996, -32.175612478499325],
    '上海': [121.4648, 31.2891],
    '东莞': [113.8953, 22.901],
    '东营': [118.7073, 37.5513],
    '中山': [113.4229, 22.478],
    '临汾': [111.4783, 36.1615],
    '临沂': [118.3118, 35.2936],
    '丹东': [124.541, 40.4242],
    '丽水': [119.5642, 28.1854],
    '乌鲁木齐': [87.9236, 43.5883],
    '佛山': [112.8955, 23.1097],
    '保定': [115.0488, 39.0948],
    '兰州': [103.5901, 36.3043],
    '包头': [110.3467, 41.4899],
    '北京': [116.4551, 40.2539],
    '北海': [109.314, 21.6211],
    '南京': [118.8062, 31.9208],
    '南宁': [108.479, 23.1152],
    '南昌': [116.0046, 28.6633],
    '南通': [121.1023, 32.1625],
    '厦门': [118.1689, 24.6478],
    '台州': [121.1353, 28.6688],
    '合肥': [117.29, 32.0581],
    '呼和浩特': [111.4124, 40.4901],
    '咸阳': [108.4131, 34.8706],
    '哈尔滨': [127.9688, 45.368],
    '唐山': [118.4766, 39.6826],
    '嘉兴': [120.9155, 30.6354],
    '大同': [113.7854, 39.8035],
    '大连': [122.2229, 39.4409],
    '天津': [117.4219, 39.4189],
    '太原': [112.3352, 37.9413],
    '威海': [121.9482, 37.1393],
    '宁波': [121.5967, 29.6466],
    '宝鸡': [107.1826, 34.3433],
    '宿迁': [118.5535, 33.7775],
    '常州': [119.4543, 31.5582],
    '广州': [113.5107, 23.2196],
    '廊坊': [116.521, 39.0509],
    '延安': [109.1052, 36.4252],
    '张家口': [115.1477, 40.8527],
    '徐州': [117.5208, 34.3268],
    '德州': [116.6858, 37.2107],
    '惠州': [114.6204, 23.1647],
    '成都': [103.9526, 30.7617],
    '扬州': [119.4653, 32.8162],
    '承德': [117.5757, 41.4075],
    '拉萨': [91.1865, 30.1465],
    '无锡': [120.3442, 31.5527],
    '日照': [119.2786, 35.5023],
    '昆明': [102.9199, 25.4663],
    '杭州': [119.5313, 29.8773],
    '枣庄': [117.323, 34.8926],
    '柳州': [109.3799, 24.9774],
    '株洲': [113.5327, 27.0319],
    '武汉': [114.3896, 30.6628],
    '汕头': [117.1692, 23.3405],
    '江门': [112.6318, 22.1484],
    '沈阳': [123.1238, 42.1216],
    '沧州': [116.8286, 38.2104],
    '河源': [114.917, 23.9722],
    '泉州': [118.3228, 25.1147],
    '泰安': [117.0264, 36.0516],
    '泰州': [120.0586, 32.5525],
    '济南': [117.1582, 36.8701],
    '济宁': [116.8286, 35.3375],
    '海口': [110.3893, 19.8516],
    '淄博': [118.0371, 36.6064],
    '淮安': [118.927, 33.4039],
    '深圳': [114.5435, 22.5439],
    '清远': [112.9175, 24.3292],
    '温州': [120.498, 27.8119],
    '渭南': [109.7864, 35.0299],
    '湖州': [119.8608, 30.7782],
    '湘潭': [112.5439, 27.7075],
    '滨州': [117.8174, 37.4963],
    '潍坊': [119.0918, 36.524],
    '烟台': [120.7397, 37.5128],
    '玉溪': [101.9312, 23.8898],
    '珠海': [113.7305, 22.1155],
    '盐城': [120.2234, 33.5577],
    '盘锦': [121.9482, 41.0449],
    '石家庄': [114.4995, 38.1006],
    '福州': [119.4543, 25.9222],
    '秦皇岛': [119.2126, 40.0232],
    '绍兴': [120.564, 29.7565],
    '聊城': [115.9167, 36.4032],
    '肇庆': [112.1265, 23.5822],
    '舟山': [122.2559, 30.2234],
    '苏州': [120.6519, 31.3989],
    '莱芜': [117.6526, 36.2714],
    '菏泽': [115.6201, 35.2057],
    '营口': [122.4316, 40.4297],
    '葫芦岛': [120.1575, 40.578],
    '衡水': [115.8838, 37.7161],
    '衢州': [118.6853, 28.8666],
    '西宁': [101.4038, 36.8207],
    '西安': [109.1162, 34.2004],
    '贵阳': [106.6992, 26.7682],
    '连云港': [119.1248, 34.552],
    '邢台': [114.8071, 37.2821],
    '邯郸': [114.4775, 36.535],
    '郑州': [113.4668, 34.6234],
    '鄂尔多斯': [108.9734, 39.2487],
    '重庆': [107.7539, 30.1904],
    '金华': [120.0037, 29.1028],
    '铜川': [109.0393, 35.1947],
    '银川': [106.3586, 38.1775],
    '镇江': [119.4763, 31.9702],
    '长春': [125.8154, 44.2584],
    '长沙': [113.0823, 28.2568],
    '长治': [112.8625, 36.4746],
    '阳泉': [113.4778, 38.0951],
    '青岛': [120.4651, 36.3373],
    '韶关': [113.7964, 24.7028]

}
var BRData = [
    [{
        name: 'Keetmanshoop,Namibia'
    }, {
        name: 'kokstad,South Africa',
        value: 143
    }],
    [{
        name: 'Swellendom,South Africa'
    }, {
        name: 'KirkWood,South Africa',
        value: 98
    }],
    [{
        name: 'Vryburg,South Africa'
    }, {
        name: 'iMfozo Reservation,South Africa',
        value: 90
    }],
    [{
        name: 'DeAre,South Africa'
    }, {
        name: 'Secunda,South Africa',
        value: 65
    }],
    [{
        name: 'Lousi,South Africa'
    }, {
        name: 'None name,Namibia',
        value: 68
    }],
    [{
        name: 'None name,Namibia'
    }, {
        name: 'Zvishvane,Zimbabwe',
        value: 30
    }],
    [{
        name: 'Tsholtos,Zimbabwe'
    }, {
        name: 'Kaeoi,Zimbabwe',
        value: 578
    }],
    [{
        name: 'West Lunga national park,Zimbia'
    }, {
        name: 'None name,Zimbia',
        value: 110
    }],
    [{
        name: 'None name,Zimbia'
    }, {
        name: 'Sambawanga,Tanzania',
        value: 25
    }],
    [{
        name: 'Karanga,Tanzania'
    }, {
        name: 'Tundurn,Tanzania',
        value: 10
    }],
    [{
        name: 'Loyanalani,Kenya'
    }, {
        name: 'none name,Kenya',
        value: 80
    }],
    [{
        name: 'Mundulea,Namibia'
    }, {
        name: 'None name,Namibia',
        value: 70
    }],
    [{
        name: 'pemba,Zimbia'
    }, {
        name: 'lsangano national park,Zimbia',
        value: 60
    }],
    [{
        name: 'Lvenshmenda national park,Zimbia'
    }, {
        name: 'Songo,Zimbabwe',
        value: 50
    }],
    [{
        name: 'Mpanda,Tanzania'
    }, {
        name: 'Numpula,Tanzania',
        value: 40
    }],
    [{
        name: 'ogembo,Kenya'
    }, {
        name: 'none name,Kenya',
        value: 30
    }],
    [{
        name: 'Numpula,Tanzania'
    }, {
        name: 'Songo,Zimbabwe',
        value: 20
    }],
    [{
        name: 'Songo,Zimbabwe'
    }, {
        name: 'Swellendom,South Africa',
        value: 10
    }]
];
var SHData = [
    [{
        name: '上海'
    }, {
        name: '包头',
        value: 95
    }],
    [{
        name: '上海'
    }, {
        name: '昆明',
        value: 90
    }],
    [{
        name: '上海'
    }, {
        name: '广州',
        value: 80
    }],
    [{
        name: '上海'
    }, {
        name: '郑州',
        value: 70
    }],
    [{
        name: '上海'
    }, {
        name: '长春',
        value: 60
    }],
    [{
        name: '上海'
    }, {
        name: '重庆',
        value: 50
    }],
    [{
        name: '上海'
    }, {
        name: '长沙',
        value: 40
    }],
    [{
        name: '上海'
    }, {
        name: '北京',
        value: 30
    }],
    [{
        name: '上海'
    }, {
        name: '丹东',
        value: 20
    }],
    [{
        name: '上海'
    }, {
        name: '大连',
        value: 10
    }]
];

var GZData = [
    [{
        name: '广州'
    }, {
        name: '福州',
        value: 95
    }],
    [{
        name: '广州'
    }, {
        name: '太原',
        value: 90
    }],
    [{
        name: '广州'
    }, {
        name: '长春',
        value: 80
    }],
    [{
        name: '广州'
    }, {
        name: '重庆',
        value: 70
    }],
    [{
        name: '广州'
    }, {
        name: '西安',
        value: 60
    }],
    [{
        name: '广州'
    }, {
        name: '成都',
        value: 50
    }],
    [{
        name: '广州'
    }, {
        name: '常州',
        value: 40
    }],
    [{
        name: '广州'
    }, {
        name: '北京',
        value: 30
    }],
    [{
        name: '广州'
    }, {
        name: '北海',
        value: 20
    }],
    [{
        name: '广州'
    }, {
        name: '海口',
        value: 10
    }]
];
var planePath = 'path://M1705.06,1318.313v-89.254l-319.9-221.799l0.073-208.063c0.521-84.662-26.629-121.796-63.961-121.491c-37.332-0.305-64.482,36.829-63.961,121.491l0.073,208.063l-319.9,221.799v89.254l330.343-157.288l12.238,241.308l-134.449,92.931l0.531,42.034l175.125-42.917l175.125,42.917l0.531-42.034l-134.449-92.931l12.238-241.308L1705.06,1318.313z';
var convertData = function(data) {
    var res = [];
    for (var i = 0; i < data.length; i++) {
        var dataItem = data[i];
        var fromCoord = geoCoordMap[dataItem[0].name];
        var toCoord = geoCoordMap[dataItem[1].name];
        if (fromCoord && toCoord) {
            res.push({
                fromName: dataItem[0].name,
                toName: dataItem[1].name,
                coords: [fromCoord, toCoord]
            });
        }
    }
    return res;
};
var color = ['#a6c84c', '#ffa022', '#46bee9'];
var series = [];
[
    ['BlackRhino', BRData],
    ['上海', SHData],
    ['广州', GZData]
].forEach(function(item, i) {
    series.push({
        name: item[0] + ' route',
        type: 'lines',
        zlevel: 1,
        effect: {
            show: true,
            period: 6,
            trailLength: 0.7,
            color: '#fff',
            symbolSize: 3
        },
        lineStyle: {
            normal: {
                color: color[i],
                width: 0,
                curveness: 0.2
            }
        },
        data: convertData(item[1])
    }, {
        name: item[0] + ' route',
        type: 'lines',
        zlevel: 2,
        symbol: ['none', 'arrow'],
        symbolSize: 10,
        effect: {
            show: true,
            period: 6,
            trailLength: 0,
            symbol: planePath,
            symbolSize: 15
        },
        lineStyle: {
            normal: {
                color: color[i],
                width: 1,
                opacity: 0.6,
                curveness: 0.2
            }
        },
        data: convertData(item[1])
    }, {
        name: item[0] + ' route',
        type: 'effectScatter',
        coordinateSystem: 'mapbox',
        zlevel: 2,
        rippleEffect: {
            brushType: 'stroke'
        },
        label: {
            normal: {
                show: true,
                position: 'right',
                formatter: '{b}'
            }
        },
        symbolSize: function(val) {
            return val[2] / 8;
        },
        itemStyle: {
            normal: {
                color: color[i]
            }
        },
        data: item[1].map(function(dataItem) {
            return {
                name: dataItem[1].name,
                value: geoCoordMap[dataItem[1].name].concat([dataItem[1].value])
            };
        })
    });
});

myChart.setOption({
    map:'mapbox',
    mapbox: {
        center: mapboxgl_center,
        zoom: 2,
        pitch: 0,
        bearing: 0,
        style: mapboxgl_style,
        shading: 'realistic',
        postEffect: {
            enable: true,
            SSAO: {
                enable: true,
                intensity: 1.3,
                radius: 5,
                quality: 'low'
            },
            depthOfField: {
                enable: false,
                blurRadius: 1,
                focalDistance: 90,
                quality: 'low'
            }
        },
        light: {
            main: {
                intensity: 0.5,
                shadow: false,
                alpha: 10,
                beta: -10
            },
            ambient: {
                intensity: 0.2
            },
            ambientCubemap: {
                texture: './img_mapbox/sunlight.hdr',
                exposure: 0.5,
                diffuseIntensity: 0.5,
                specularIntensity: 2
            }
        },
    },
     title: {
        text: 'Endangered Species',
        subtext: 'Introduction',
        left: 'rightr',
        textStyle: {
            color: '#fff'
        }
    },
    tooltip: {
        trigger: 'item'
    },
    legend: {
        orient: 'vertical',
        top: 'bottom',
        left: 'right',
        data: ['BlackRhino route', '上海 route', '广州 route'],
        textStyle: {
            color: '#fff'
        },
        selectedMode: 'single'
    },
    series:series
    
});
    
截图如下