option = {
  series: [
    {
      // 最外圈
      type: 'gauge',
      radius: '80%',
      center: ['50%', '90%'],
      startAngle: 180,
      endAngle: 0,
      min: 0,
      max: 100,
      progress: {
        show: false,
        width: 8
      },
      pointer: {
        show: false
      },
      axisLine: {
        show: false,
        lineStyle: {
          width: 50,
          color: [
            // axisTick使用的是这里的颜色
            [0.3, '#00ffff50'],
            [0.7, '#00ffff'],
            [1, '#00ffff50']
          ]
        }
      },
      axisTick: {
        distance: -60,
        splitNumber: 5,
        length: 8, // 刻度线长度
        lineStyle: {
          color: 'auto',
          width: 2 // 刻度线宽度
        }
      },
      splitLine: {
        show: false
      },
      axisLabel: {
        show: false
      },
      detail: {
        show: false
      }
    },
    {
      // 第二个刻度盘
      type: 'gauge',
      radius: '75%',
      center: ['50%', '90%'],
      startAngle: 180,
      endAngle: 0,
      min: 0,
      max: 100,
      progress: {
        show: false,
        width: 8
      },
      pointer: {
        show: false
      },
      axisLine: {
        lineStyle: {
          width: 1,
          color: [[1, '#00ffff80']]
        }
      },
      axisTick: {
        // 刻度线
        distance: -8,
        splitNumber: 3,
        lineStyle: {
          width: 1,
          color: '#00ffff80'
        }
      },
      splitLine: {
        distance: -12,
        length: 5,
        lineStyle: {
          width: 1,
          color: '#00ffff80'
        }
      },
      axisLabel: {
        show: false
      },
      detail: {
        show: false
      }
    },
    {
      // 进度条仪表盘
      type: 'gauge',
      radius: '71.3%',
      center: ['50%', '90%'],
      startAngle: 180,
      endAngle: 0,
      min: 0,
      max: 100,
      splitNumber: 12,
      progress: {
        // 进度条
        show: true,
        roundCap: true,
        width: 30,
        itemStyle: {
          color: {
            type: 'linear',
            x: 1,
            y: 0,
            x2: 0,
            y2: 0,
            colorStops: [
              {
                offset: 1,
                color: '#00acfc' // 0% 处的颜色
              },
              {
                offset: 0,
                color: '#00f8d9' // 100% 处的颜色
              }
            ],
            global: false // 缺省为 false
          }
        }
      },
      pointer: {
        //仪表盘指针
        show: true,
        showAbove: true,
        length: '20%',
        width: 30,
        icon: 'arrow',
        offsetCenter: [-20, -20],
        itemStyle: {
          color: '#19ebff'
        }
      },
      axisLine: {
        roundCap: true,
        lineStyle: {
          width: 30,
          color: [[1, '#00ffff30']] // 圆环底色
        }
      },
      axisTick: {
        show: false
      },
      splitLine: {
        show: false
      },
      axisLabel: {
        show: false
      },
      anchor: {
        show: false
      },
      title: {
        show: false
      },
      detail: {
        valueAnimation: true,
        width: '60%',
        borderRadius: 8,
        offsetCenter: [0, '-25%'],
        fontSize: 36,
        fontWeight: 'bolder',
        formatter: '{value}%', // %文字大小调整
        color: '#fff'
      },
      data: [
        {
          value: 80
        }
      ]
    },
    {
      // 背景颜色
      type: 'pie',
      radius: '60%',
      center: ['50%', '90%'],
      roseType: 'radius',
      silent: true,
      startAngle: 180,
      legendHoverLink: false,
      itemStyle: {
        borderRadius: 0
      },
      label: {
        show: false
      },
      emphasis: {
        label: {
          show: false
        }
      },
      color: [
        new echarts.graphic.RadialGradient(
          0.5,
          1,
          2,
          [
            {
              offset: 0.3,
              color: '#19ebff00'
            },
            {
              offset: 0.5,
              color: '#19ebff50'
            },
            {
              offset: 1,
              color: '#19ebff80'
            }
          ],
          false
        ),
        '#FFFFFF00'
      ], // 第二个元素控制下半圆透明
      data: [
        { value: 10, name: 'r' },
        { value: 10, name: 'r0' }
      ]
    }
  ]
};

效果如下：