echarts x轴下绘制表

效果图：
把下面代码复制到官网实例的js代码编辑中即可预览（附连接：Examples - Apache ECharts）
let map = {
            销售单价: [2200.0,4000.9,700.0,2003.2,2005.6,7006.7,10035.6,9602.2,3200.6,2000.0,1602.4,0],
            市场价: [2200.6,8005.9,900.0,2006.4,2008.7,7000.7,10075.6,10082.2,4800.7,1008.8,600.0,0],
            拨入量: [2.0, 2.2,3.3,4.5,6.3,10.2,10.3,13.4,13.0,16.5,12.0,0,87.5],
            销售量: [1.0,2.2,4.3,4.5,7.3,10.2,11.3,15.4,18.0,18.5,12.0,0,104.7]
          };
  
 option = {
        title: {
          text: "2021年1-12月xxx量价对比图"
        },
        darkMode: true,
        grid: {
          x: 150,
          // y:45,
          x2: 50,
          y2: 210
          // borderWidth:1
        },
        tooltip: {
          trigger: "axis",
          axisPointer: {
            type: "cross",
            crossStyle: {
              color: "#999"
            }
          }
        },
        toolbox: {
          feature: {
            dataView: { show: true, readOnly: false },
            magicType: { show: true, type: ["line", "bar"] },
            restore: { show: true },
            saveAsImage: { show: true }
          }
        },
        legend: {
          align: "right",
          itemGap: 30,
          orient: "vertical",
          textStyle: { color: "#000" },
          bottom: 10,
          left: 0,
          data: ["拨入量", "销售量", "销售单价", "平均单价"]
        },
        xAxis: [
          {
            type: "category",
            max: 12,
            interval: Math.ceil(12) / 12,
            // axisTick: {
            //   interval: 12/12
            // },
            axisLabel: {
              fontWeight: "bold",
              show: true,
              textStyle: {
                // color: "#f4f4f4",
                fontSize: "14px"
              }
            },
            data: ["1月","2月","3月","4月","5月","6月","7月","8月","9月","10月","11月","12月","1-12月\n累计"],
            axisPointer: {
              type: "shadow"
            }
          },
          {
            position: "bottom", // 将分组x轴位置定至底部，不然默认在顶部
            offset: 45, // 向下偏移，使分组文字显示位置不与原x轴重叠
            // axisLine: {
            //   show: false // 隐藏分组x轴的轴线
            // },
            axisTick: {
              length: -200, // 延长刻度线做分组线
              inside: true, // 使刻度线相对轴线在上面与原x轴相接，默认在轴线下方
              lineStyle: { color: "#000" } // 非必须，仅为了演示，明显标示出分组刻度线
              // interval: function(index, value) {
              //   return index === 0 || index === 2 || index === 5; // 在0、5、6处各画一条刻度线
              // }
              // interval: 1,
            },
            // min: -30,
            max: 12,
            interval: 1,
            axisLabel: {
              inside: true, // 使刻度名称相对轴线在上面与原x轴相接，默认在轴线下方
              interval: 0 // 强制显示全部刻度名
            },
            data: [""]
          },
          {
            position: "bottom", // 将分组x轴位置定至底部，不然默认在顶部
            offset: 36, // 向下偏移，使分组文字显示位置不与原x轴重叠
            max: 12,
            interval: Math.ceil(12) / 12,
            axisTick: {
              length: 0, // 延长刻度线做分组线
              inside: true, // 使刻度线相对轴线在上面与原x轴相接，默认在轴线下方
              lineStyle: { color: "#000" } // 非必须，仅为了演示，明显标示出分组刻度线
            },
            axisLabel: {
              inside: true, // 使刻度名称相对轴线在上面与原x轴相接，默认在轴线下方
              interval: 0 // 强制显示全部刻度名
            }
          },
          {
            position: "bottom", // 将分组x轴位置定至底部，不然默认在顶部
            offset: 75, // 向下偏移，使分组文字显示位置不与原x轴重叠
            max: 12,
            interval: 1,
            axisTick: {
              length: 0, // 延长刻度线做分组线
              inside: true, // 使刻度线相对轴线在上面与原x轴相接，默认在轴线下方
              lineStyle: { color: "#000" } // 非必须，仅为了演示，明显标示出分组刻度线
            },
            axisLabel: {
              inside: true, // 使刻度名称相对轴线在上面与原x轴相接，默认在轴线下方
              interval: 0 // 强制显示全部刻度名
            },
            data: [
              11.5,
              25.8,
              13.1,
              17.2,
              10.88,
              14.21,
              47.2,
              90,
              6,
              12.2,
              25.34,
              0,
              273.43
            ]
          },
          {
            position: "bottom", // 将分组x轴位置定至底部，不然默认在顶部
            offset: 120, // 向下偏移，使分组文字显示位置不与原x轴重叠
            max: 12,
            interval: Math.ceil(12) / 12,
            axisTick: {
              length: 0, // 延长刻度线做分组线
              inside: true, // 使刻度线相对轴线在上面与原x轴相接，默认在轴线下方
              lineStyle: { color: "#000" } // 非必须，仅为了演示，明显标示出分组刻度线
            },
            axisLabel: {
              inside: true, // 使刻度名称相对轴线在上面与原x轴相接，默认在轴线下方
              interval: 0 // 强制显示全部刻度名
            },
            data: [
              11.5,
              25.8,
              13.1,
              17.2,
              10.88,
              14.21,
              47.2,
              90,
              6,
              12.2,
              25.34,
              0,
              273.43
            ]
          },
          {
            position: "bottom", // 将分组x轴位置定至底部，不然默认在顶部
            offset: 160, // 向下偏移，使分组文字显示位置不与原x轴重叠
            max: 12,
            interval: 1,
            axisTick: {
              length: 0, // 延长刻度线做分组线
              inside: true, // 使刻度线相对轴线在上面与原x轴相接，默认在轴线下方
              lineStyle: { color: "#000" } // 非必须，仅为了演示，明显标示出分组刻度线
            },
            axisLabel: {
              inside: true, // 使刻度名称相对轴线在上面与原x轴相接，默认在轴线下方
              interval: 0 // 强制显示全部刻度名
            },
            data: [
              137850.1,
              145620.3,
              154562.6,
              165230.2,
              175623.2,
              185620.7,
              196523.5,
              201520.9,
              215230.6,
              220325.7,
              236520.7,
              0
            ]
          },
          {
            position: "bottom", // 将分组x轴位置定至底部，不然默认在顶部
            offset: 200, // 向下偏移，使分组文字显示位置不与原x轴重叠
            max: 12,
            interval: 1,
            axisTick: {
              length: 0, // 延长刻度线做分组线
              inside: true, // 使刻度线相对轴线在上面与原x轴相接，默认在轴线下方
              lineStyle: { color: "#000" } // 非必须，仅为了演示，明显标示出分组刻度线
            },
            axisLabel: {
              inside: true, // 使刻度名称相对轴线在上面与原x轴相接，默认在轴线下方
              interval: 0 // 强制显示全部刻度名
            },
            data: [
              137850.1,
              145620.3,
              154562.6,
              165230.2,
              175623.2,
              185620.7,
              196523.5,
              201520.9,
              215230.6,
              220325.7,
              236520.7,
              0
            ]
          }
        ],
        yAxis: [
          {
            type: "value",
            name: "数量：吨",
            // min: 0,
            max: Math.ceil(115),
            interval: Math.ceil(115) / 5,
            axisLabel: {
              formatter: "{value}",
              textStyle: {
                // color: "#f4f4f4",
                fontSize: "14px"
              }
            }
          },
          {
            type: "value",
            name: "价格：元/吨",
            // min: 0,
            max: Math.ceil(22500),
            // splitNumber: 6,
            interval: Math.ceil(22500) / 5,
            axisLabel: {
              formatter: "{value}"
            }
          }
        ],
        series: [
          {
            name: "拨入量",
            type: "bar",
            unit: "吨",
            groupName: "拨入/销售量",
            data: map["拨入量"],
            itemStyle: {
              color: "rgb(242, 143, 133)"
            }
          },
          {
            name: "销售量",
            type: "bar",
            unit: "吨",
            groupName: "拨入/销售量",
            data: map["销售量"],
            itemStyle: {
              color: "rgb(183, 222, 232)"
            }
          },
          {
            name: "销售单价",
            type: "line",
            yAxisIndex: 1,
            unit: "元/吨",
            data: map["销售单价"],
            itemStyle: {
              color: "rgb(196, 23, 23)"
            },
            lineStyle: {
              width: 5
            }
          },
          {
            name: "平均单价",
            type: "line",
            yAxisIndex: 1,
            unit: "元/吨",
            data: map["市场价"],
            itemStyle: {
              color: "rgb(0, 112, 192)"
            },
            lineStyle: {
              width: 5,
              type: [10, 10],
              dashOffset: 5
            }
          }
        ]
      };