问题：
我正在使用双 y 轴图绘制 NDVI 和 RVI，绘制了 RVI，但轴不显示 RVI？请先观察这两个图表的差异，其实我们已经绘制了两条曲线，但是结果会显示下面的图表会显示右侧的纵坐标，但是上面的图表不显示，这个问题主要存在一个setoption的一个参数的问题。
原始代码：
var geometry = ee.FeatureCollection("users/raghavendrasp999/gauri"), ban = /* color: #ffc82d */ /* shown: false */ ee.Geometry.Polygon( [[[77.56217312269895, 13.52753491477346], [77.56217312269895, 13.526856886288364], [77.56405066900938, 13.526856886288364], [77.56405066900938, 13.52753491477346]]], null, false), mulberry = /* color: #0b4a8b */ /* shown: false */ /* displayProperties: [ { "type": "rectangle" } ] */ ee.Geometry.Polygon( [[[77.48463708212228, 13.627819189868447], [77.48463708212228, 13.627550700025619], [77.48501795580239, 13.627550700025619], [77.48501795580239, 13.627819189868447]]], null, false), corn = /* color: #98ff00 */ /* shown: false */ /* displayProperties: [ { "type": "rectangle" } ] */ ee.Geometry.Polygon( [[[77.50168112237715, 13.656394427109964], [77.50168112237715, 13.656101209119528], [77.50202578623556, 13.656101209119528], [77.50202578623556, 13.656394427109964]]], null, false), BANANA = /* color: #0b4a8b */ /* displayProperties: [ { "type": "rectangle" } ] */ ee.Geometry.Polygon( [[[77.48621444628124, 13.61676412987577], [77.48621444628124, 13.616268833954269], [77.4865684978712, 13.616268833954269], [77.4865684978712, 13.61676412987577]]], null, false); var corn = /* color: #98ff00 */ /* shown: false */ /* displayProperties: [ { "type": "rectangle" } ] */ ee.Geometry.Polygon( [[[77.50168112237715, 13.656394427109964], [77.50168112237715, 13.656101209119528], [77.50202578623556, 13.656101209119528], [77.50202578623556, 13.656394427109964]]], null, false); // Example script showing use of Joins for data fusion // We find images from Sentinel-2 and Sentinel-1 collections // collected on t
