修改管道冲洗点击提示信息

src/components/olmap/FlushingAnalysis/AnalysisParameters.tsx

@@ -288,7 +288,7 @@ const AnalysisParameters: React.FC = () => {
         </Box>
         {selectionMode === 'valve' && (
           <Box className="mb-2 p-2 bg-blue-50 text-xs text-blue-700 rounded">
-            点击地图上的阀门进行添加
+            💡 点击地图上的阀门进行添加
           </Box>
         )}
         <Stack spacing={1} className="max-h-50 h-48 overflow-auto">
@@ -336,7 +336,7 @@ const AnalysisParameters: React.FC = () => {
         </Box>
         {selectionMode === 'drainage' && (
           <Box className="mb-2 p-2 bg-blue-50 text-xs text-blue-700 rounded">
-            点击地图上的节点作为排水点
+            💡 点击地图上的节点作为排水点
           </Box>
         )}
         <Stack spacing={1} className="h-12 overflow-auto">