在vue中插入echarts图表

<template>
  <div
    class="echart"
    ref="mychart1"
    id="mychart1"
    :style="{ float: 'left', width: '100%', height: '400px' }"
  >div>
  <div
    class="echart"
    ref="mychart2"
    id="mychart2"
    :style="{ float: 'left', width: '100%', height: '400px' }"
  >div>
template>

<script>
import * as echarts from 'echarts';
// import {ref,onMounted} from vue
export default {
  
  mounted() {
    this.$nextTick(() => {
      this.initEcharts();
    });

  },
  methods: {
    initEcharts() {
      const chartDom1 = this.$refs.mychart1;
      const myChart1 = echarts.init(chartDom1);
      const option1 = {
        xAxis: {
          type: 'category',
          data:[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,
         21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,
         39,40,41,42,43,44,45,46,47,48,49,]
        },
        yAxis: {
          type: 'value'
        },
        series: [
          {
            data:[0.146299484,0.488812392,0.853700516,0.853700516,0.853700516,0.853700516,0.853700516,0.853700516,0.853700516,
    0.853700516,0.853700516,0.853700516,0.905335628,0.908777969,0.908777969,0.91222031,0.91394148,0.91394148,0.91394148,
    0.91394148,0.917383821,0.919104991,0.919104991,0.919104991,0.919104991,0.920826162,0.920826162,0.920826162,0.920826162,
    0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,0.922547332,0.922547332,0.920826162,0.920826162,
    0.919104991,0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,0.920826162,
    0.920826162,],
            type: 'line'
          }
        ]
      };
      option1 && myChart1.setOption(option1);

      const chartDom2 = this.$refs.mychart2;
      const myChart2 = echarts.init(chartDom2);
      const option2 = {
        xAxis: {
          type: 'category',
          data:[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,
         21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,
         39,40,41,42,43,44,45,46,47,48,49,]
        },
        yAxis: {
          type: 'value'
        },
        series: [
          {
            data:[0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,
    0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,0.746837711,
    0.746837711,0.746837711,0.291002565,0.288495182,0.288172036,0.286044006,0.285230208,0.28466754,0.284258943,
    0.28390811,0.283597514,0.28333019,0.283045125,0.282801505,0.282566763,0.282336899,0.282146023,0.281934799,
    0.281753167,0.281543406,0.281496848,0.281532406,0.281580297,0.281468421,0.281410495,0.281327578,0.281245982,
    0.281173373,0.28107471,0.281006722,0.280915136,0.280841162,0.280741451,],
            type: 'line'
          }
        ]
      };
      option2 && myChart2.setOption(option2);

      

      window.addEventListener("resize", () => {
        myChart1.resize();
        myChart2.resize();
      });
    }
  }
};
script>

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这段代码是一个Vue.js组件，用于渲染两个ECharts图表（mychart1和mychart2）。让我详细解释每个部分的作用：