externals: {
  'AMap': 'AMap'
 }

<script src="http://webapi.amap.com/maps?v=1.3&key=您申请的key值&callback=init"></script>
<script>
  function init(){
    var map = new AMap.Map('container', {
      center: [117.000923, 36.675807],
      zoom: 6
    });
    map.plugin(["AMap.ToolBar"], function() {
      map.addControl(new AMap.ToolBar());
    });
  }
</script>

var script = document.createElement('script')
script.type = 'text/javascript'
script.src = 'https://webapi.amap.com/maps?v=1.3&key=yourKey'  // 高德地图
document.body.appendChild(script)

 import AMap from 'AMap'

<template>
 <div>
  <div id="container" style="width:500px; height:300px"></div>
 </div>
</template>
<script>
 import AMap from 'AMap'
 var map
 export default {
  mounted: function () {
   this.init()
  },
  methods: {
   init: function () {
    map = new AMap.Map('container', {
     center: [116.397428, 39.90923],
     resizeEnable: true,
     zoom: 10
    })
    AMap.plugin(['AMap.ToolBar', 'AMap.Scale'], function () {
     map.addControl(new AMap.ToolBar())
     map.addControl(new AMap.Scale())
    })
   }
  }
 }
</script>
<style>
</style>