option = { backgroundColor: '#fff', tooltip: { trigger: 'axis' }, title: { text: '时间--压力曲线', color: '#ddd', fontSize: 10, right: 0 }, legend: { show: false }, xAxis: { type: 'category', boundaryGap: false, splitLine: { show: false, }, axisLabel: { textStyle: { color: '#666', fontSize: 14 }, }, axisLine: { lineStyle: { color: 'rgba(0,0,0,0.1)' } }, axisTick: { show: false }, data: ['0', '10', '20', '30', '40', '50', '60', '70'], }, yAxis: { name: "压力MPa", nameTextStyle: { color: 'red' }, type: 'value', axisLabel: { formatter: '{value}', textStyle: { color: '#666', fontSize: 14 } }, axisTick: { show: false }, min: 0, axisLine: { lineStyle: { color: 'rgba(0,0,0,0.1)' } }, splitLine: { show: false, } }, series: [{ // name:'实际值', type: 'line', symbol: 'none', data: [0, 10, 14, 20, 26, 35, 35, 35], lineStyle: { normal: { color: 'red', width: 2 } }, smooth: false, }, { name: '平行于x轴的趋势线', type: 'line', markLine: { data: [{ yAxis: 35 }] } } ] };