echarts链接:https://gallery.echartsjs.com/editor.html?c=xkasbcOqh0 代码: var axislineColor = new echarts.graphic.LinearGradient(0, 0, 1, 0, [{ offset: 0, color: '#87F3ED' }, { offset: 0.62, color: 'yellow' }, { offset: 1, color: '#FF0000' } ]); var optio