diff --git a/ruoyi-ui/src/views/cesiumMap/LocateDialog.vue b/ruoyi-ui/src/views/cesiumMap/LocateDialog.vue
index 750db97..9a9861e 100644
--- a/ruoyi-ui/src/views/cesiumMap/LocateDialog.vue
+++ b/ruoyi-ui/src/views/cesiumMap/LocateDialog.vue
@@ -61,7 +61,7 @@
             <el-option
               v-for="item in waypointList"
               :key="item.id"
-              :label="`${item.name} (${degreesToDMS(item.lng)}, ${degreesToDMS(item.lat)})`"
+              :label="`${item.name} (${formatCoordinate(item.lng)}, ${formatCoordinate(item.lat)})`"
               :value="item.id"
             />
           </el-select>
@@ -70,7 +70,7 @@
         <el-form-item label="经度：">
           <el-input
             v-model="formData.lng"
-            placeholder="例如 116°23'48.64""
+            :placeholder="coordinateFormat === 'dms' ? '例如 116°23\'48.64&quot;' : '例如 116.396844'"
             clearable
           />
         </el-form-item>
@@ -78,7 +78,7 @@
         <el-form-item label="纬度：">
           <el-input
             v-model="formData.lat"
-            placeholder="例如 39°54'33.48""
+            :placeholder="coordinateFormat === 'dms' ? '例如 39°54\'33.48&quot;' : '例如 39.909289'"
             clearable
           />
         </el-form-item>
@@ -107,6 +107,10 @@ export default {
     visible: {
       type: Boolean,
       default: false
+    },
+    coordinateFormat: {
+      type: String,
+      default: 'dms' // 'decimal' 或 'dms'
     }
   },
   data() {
@@ -137,9 +141,44 @@ export default {
         this.loadScenarios()
       }
       this.$emit('update:visible', newVal)
+    },
+    coordinateFormat: {
+      handler(newVal) {
+        this.updateCoordinateFormat(newVal)
+      }
     }
-  },
+    },
   methods: {
+    updateCoordinateFormat(newFormat) {
+      if (!this.formData.lng || !this.formData.lat) return
+      
+      let lngDegrees, latDegrees
+      
+      if (this.coordinateFormat === 'dms') {
+        lngDegrees = this.dmsToDegrees(this.formData.lng)
+        latDegrees = this.dmsToDegrees(this.formData.lat)
+      } else {
+        lngDegrees = parseFloat(this.formData.lng)
+        latDegrees = parseFloat(this.formData.lat)
+      }
+      
+      if (lngDegrees !== null && latDegrees !== null && !isNaN(lngDegrees) && !isNaN(latDegrees)) {
+        if (newFormat === 'dms') {
+          this.formData.lng = this.degreesToDMS(lngDegrees)
+          this.formData.lat = this.degreesToDMS(latDegrees)
+        } else {
+          this.formData.lng = lngDegrees.toFixed(6)
+          this.formData.lat = latDegrees.toFixed(6)
+        }
+      }
+    },
+    formatCoordinate(value) {
+      if (this.coordinateFormat === 'dms') {
+        return this.degreesToDMS(value)
+      } else {
+        return value.toFixed(6)
+      }
+    },
     degreesToDMS(decimalDegrees) {
       const degrees = Math.floor(decimalDegrees)
       const minutesDecimal = (decimalDegrees - degrees) * 60
@@ -157,12 +196,22 @@ export default {
       return sign * (Math.abs(degrees) + minutes / 60 + seconds / 3600)
     },
     resetForm() {
-      this.formData = {
-        scenarioId: null,
-        routeId: null,
-        waypointId: null,
-        lng: '116°23\'48.64"',
-        lat: '39°54\'33.48"'
+      if (this.coordinateFormat === 'dms') {
+        this.formData = {
+          scenarioId: null,
+          routeId: null,
+          waypointId: null,
+          lng: '116°23\'48.64"',
+          lat: '39°54\'33.48"'
+        }
+      } else {
+        this.formData = {
+          scenarioId: null,
+          routeId: null,
+          waypointId: null,
+          lng: '116.396844',
+          lat: '39.909289'
+        }
       }
       this.routeList = []
       this.waypointList = []
@@ -214,8 +263,8 @@ export default {
       if (value) {
         const waypoint = this.waypointList.find(w => w.id === value)
         if (waypoint) {
-          this.formData.lng = this.degreesToDMS(waypoint.lng)
-          this.formData.lat = this.degreesToDMS(waypoint.lat)
+          this.formData.lng = this.formatCoordinate(waypoint.lng)
+          this.formData.lat = this.formatCoordinate(waypoint.lat)
         }
       }
     },
@@ -233,12 +282,24 @@ export default {
         return
       }
       
-      const lngDegrees = this.dmsToDegrees(lng)
-      const latDegrees = this.dmsToDegrees(lat)
+      let lngDegrees, latDegrees
       
-      if (lngDegrees === null || latDegrees === null || isNaN(lngDegrees) || isNaN(latDegrees)) {
-        this.$message.error('请输入有效的度分秒格式！格式：116°23\'48.64"')
-        return
+      if (this.coordinateFormat === 'dms') {
+        lngDegrees = this.dmsToDegrees(lng)
+        latDegrees = this.dmsToDegrees(lat)
+        
+        if (lngDegrees === null || latDegrees === null || isNaN(lngDegrees) || isNaN(latDegrees)) {
+          this.$message.error('请输入有效的度分秒格式！格式：116°23\'48.64"')
+          return
+        }
+      } else {
+        lngDegrees = parseFloat(lng)
+        latDegrees = parseFloat(lat)
+        
+        if (isNaN(lngDegrees) || isNaN(latDegrees)) {
+          this.$message.error('请输入有效的十进制格式！')
+          return
+        }
       }
       
       if (lngDegrees < -180 || lngDegrees > 180 || latDegrees < -90 || latDegrees > 90) {
diff --git a/ruoyi-ui/src/views/cesiumMap/index.vue b/ruoyi-ui/src/views/cesiumMap/index.vue
index 5802ace..6c8c1df 100644
--- a/ruoyi-ui/src/views/cesiumMap/index.vue
+++ b/ruoyi-ui/src/views/cesiumMap/index.vue
@@ -43,6 +43,7 @@
     <!-- 定位弹窗 -->
     <locate-dialog
       :visible="locateDialogVisible"
+      :coordinateFormat="coordinateFormat"
       @update:visible="locateDialogVisible = $event"
       @confirm="handleLocateConfirm"
       @cancel="handleLocateCancel"
@@ -114,6 +115,10 @@ export default {
         unit: 'km',
         position: 'bottom-right'
       })
+    },
+    coordinateFormat: {
+      type: String,
+      default: 'dms' // 'decimal' 或 'dms'
     }
   },
   watch: {
@@ -133,6 +138,11 @@ export default {
           this.updateScaleFromConfig(newVal)
         }
       }
+    },
+    coordinateFormat: {
+      handler(newVal) {
+        this.updateCoordinatesDisplay()
+      }
     }
   },
   data() {
@@ -185,6 +195,7 @@ export default {
       },
       // 鼠标经纬度
       coordinatesText: '经度: --, 纬度: --',
+      currentCoordinates: null,
       // 比例尺（高德风格）
       scaleBarText: '--',
       scaleBarWidthPx: 80,
@@ -1695,7 +1706,7 @@ export default {
             webgl: {
               antialias: true,
               msaa: true,
-              msaaSamples: 8
+              msaaSamples: 4
             }
           }
         })
@@ -2259,10 +2270,18 @@ this.viewer.scene.postProcessStages.fxaa.enabled = true
     addCoordinateLabels() {
       for (let lon = -180; lon <= 180; lon += 30) {
         for (let lat = -90; lat <= 90; lat += 30) {
+          let latText, lonText
+          if (this.coordinateFormat === 'dms') {
+            latText = `${this.degreesToDMS(lat)}N`
+            lonText = `${this.degreesToDMS(lon)}E`
+          } else {
+            latText = `${lat.toFixed(2)}°N`
+            lonText = `${lon.toFixed(2)}°E`
+          }
           this.viewer.entities.add({
             position: Cesium.Cartesian3.fromDegrees(lon, lat),
             label: {
-              text: `${this.degreesToDMS(lat)}N\n${this.degreesToDMS(lon)}E`,
+              text: `${latText}\n${lonText}`,
               font: '12px sans-serif',
               fillColor: Cesium.Color.BLACK,
               outlineColor: Cesium.Color.WHITE,
@@ -2524,7 +2543,7 @@ this.viewer.scene.postProcessStages.fxaa.enabled = true
                 color: Cesium.Color.fromCssColorString(this.defaultStyles.line.color),
                 dashLength: 16
               }),
-              arcType: Cesium.ArcType.NONE
+              clampToGround: true
             }
           });
         }
@@ -4653,7 +4672,13 @@ this.viewer.scene.postProcessStages.fxaa.enabled = true
           },
           duration: 2
         })
-        this.$message.success(`已定位到经度 ${this.degreesToDMS(lng)}，纬度 ${this.degreesToDMS(lat)}`)
+        let coordinateText
+        if (this.coordinateFormat === 'dms') {
+          coordinateText = `${this.degreesToDMS(lng)}，${this.degreesToDMS(lat)}`
+        } else {
+          coordinateText = `${lng.toFixed(6)}，${lat.toFixed(6)}`
+        }
+        this.$message.success(`已定位到经度 ${coordinateText}`)
       }
     },
 
@@ -4925,12 +4950,26 @@ this.viewer.scene.postProcessStages.fxaa.enabled = true
           const cartographic = Cesium.Cartographic.fromCartesian(cartesian)
           const longitude = Cesium.Math.toDegrees(cartographic.longitude)
           const latitude = Cesium.Math.toDegrees(cartographic.latitude)
-          this.coordinatesText = `经度: ${this.degreesToDMS(longitude)}, 纬度: ${this.degreesToDMS(latitude)}`
+          this.currentCoordinates = { longitude, latitude }
+          this.updateCoordinatesDisplay()
         } else {
           this.coordinatesText = '经度: --, 纬度: --'
         }
       }, Cesium.ScreenSpaceEventType.MOUSE_MOVE)
     },
+    // 更新坐标显示
+    updateCoordinatesDisplay() {
+      if (!this.currentCoordinates) {
+        this.coordinatesText = '经度: --, 纬度: --'
+        return
+      }
+      const { longitude, latitude } = this.currentCoordinates
+      if (this.coordinateFormat === 'dms') {
+        this.coordinatesText = `经度: ${this.degreesToDMS(longitude)}, 纬度: ${this.degreesToDMS(latitude)}`
+      } else {
+        this.coordinatesText = `经度: ${longitude.toFixed(6)}, 纬度: ${latitude.toFixed(6)}`
+      }
+    },
     destroyViewer() {
       this.stopDrawing()
       this.clearAll(false)
diff --git a/ruoyi-ui/src/views/childRoom/index.vue b/ruoyi-ui/src/views/childRoom/index.vue
index 9d1aacf..418e33e 100644
--- a/ruoyi-ui/src/views/childRoom/index.vue
+++ b/ruoyi-ui/src/views/childRoom/index.vue
@@ -12,6 +12,7 @@
       <cesiumMap ref="cesiumMap" :drawDomClick="drawDom || airspaceDrawDom"
                  :tool-mode="drawDom ? 'ranging' : (airspaceDrawDom ? 'airspace' : 'airspace')"
                  :scaleConfig="scaleConfig"
+                 :coordinateFormat="coordinateFormat"
                  @draw-complete="handleMapDrawComplete"
                  @drawing-points-update="missionDrawingPointsCount = $event"
                  @open-waypoint-dialog="handleOpenWaypointEdit"
@@ -563,6 +564,9 @@ export default {
       showLandmark: true,
       showRoute: true,
 
+      // 坐标格式控制
+      coordinateFormat: 'dms', // 'decimal' 或 'dms'
+
       menuItems: [],
 
       // 右侧面板
@@ -1794,8 +1798,8 @@ export default {
     },
 
     coordinateConversion() {
-      this.$message.success('坐标换算');
-      // 这里可以添加坐标换算的逻辑
+      this.coordinateFormat = this.coordinateFormat === 'decimal' ? 'dms' : 'decimal'
+      this.$message.success(`坐标格式已切换为：${this.coordinateFormat === 'decimal' ? '十进制' : '度分秒'}`)
     },
 
     // 选项下拉菜单方法