diff --git a/src/components/h-cesium-viewer/calculators/SatelliteCalculator.ts b/src/components/h-cesium-viewer/calculators/SatelliteCalculator.ts
index 4ff5ded..f4694e0 100644
--- a/src/components/h-cesium-viewer/calculators/SatelliteCalculator.ts
+++ b/src/components/h-cesium-viewer/calculators/SatelliteCalculator.ts
@@ -54,7 +54,7 @@ export class SatelliteCalculator {
     options: Pick<I卫星, 'orbitDurationSeconds' | 'showOrbit' | 'timeStepSeconds'>,
     satelliteId: string,
   ): null | OrbitCalculationResult {
-    const { orbitDurationSeconds = 默认轨道时长秒, timeStepSeconds = 默认时间步长秒, showOrbit = true } = options;
+    const { orbitDurationSeconds = 默认轨道时长秒, timeStepSeconds = 默认时间步长秒, showOrbit } = options;
 
     const sampledPositionProperty = new Cesium.SampledPositionProperty();
     const orbitPositions: Cesium.Cartesian3[] = [];
diff --git a/src/components/h-cesium-viewer/managers/HCesiumManager.types.ts b/src/components/h-cesium-viewer/managers/HCesiumManager.types.ts
index bd2f84c..98a375a 100644
--- a/src/components/h-cesium-viewer/managers/HCesiumManager.types.ts
+++ b/src/components/h-cesium-viewer/managers/HCesiumManager.types.ts
@@ -11,7 +11,7 @@ export interface I站点 {
 export interface I卫星 {
   id: string; // 卫星的唯一标识符
   orbitDurationSeconds?: number; // 轨道显示时长
-  showOrbit?: boolean; // 是否显示完整轨道线，默认为 true
+  showOrbit: boolean; // 是否显示完整轨道线
   timeStepSeconds?: number; // 轨道计算步长（秒），默认为 30
   tle: string; // 包含卫星名称和两行 TLE 数据的字符串，格式如下:
   // NAME
diff --git a/src/components/h-cesium-viewer/managers/HCesiumManager.卫星.ts b/src/components/h-cesium-viewer/managers/HCesiumManager.卫星.ts
index dac971f..d127687 100644
--- a/src/components/h-cesium-viewer/managers/HCesiumManager.卫星.ts
+++ b/src/components/h-cesium-viewer/managers/HCesiumManager.卫星.ts
@@ -36,7 +36,7 @@ export class HCesiumSatelliteManager {
       return existingEntry.entity;
     }
 
-    const { id, tle, showOrbit = true } = options;
+    const { id, tle, showOrbit } = options;
 
     // --- 解析 TLE 和计算轨道 ---
     const satrec = this.calculator.parseTle(tle, id);