diff --git a/src/CounterDrone.Core/Simulation/PlatformEntity.cs b/src/CounterDrone.Core/Simulation/PlatformEntity.cs
index 95f09d2..4902c27 100644
--- a/src/CounterDrone.Core/Simulation/PlatformEntity.cs
+++ b/src/CounterDrone.Core/Simulation/PlatformEntity.cs
@@ -45,11 +45,11 @@ namespace CounterDrone.Core.Simulation
             PosY = (float)config.PositionY;
             PosZ = (float)config.PositionZ;
             AerosolType = config.AerosolType.HasValue ? (AerosolType?)config.AerosolType.Value : null;
-            MunitionCount = config.MunitionCount ?? 3;
+            MunitionCount = config.MunitionCount ?? 1;
             Cooldown = (float)config.Cooldown;
-            MuzzleVelocity = (float)(config.MuzzleVelocity ?? 800f);
-            CruiseSpeed = (float)(config.CruiseSpeed ?? 55f);
-            ReleaseAltitude = (float)(config.ReleaseAltitude ?? 1000f);
+            MuzzleVelocity = (float)(config.MuzzleVelocity ?? 0f);
+            CruiseSpeed = (float)(config.CruiseSpeed ?? 0f);
+            ReleaseAltitude = (float)(config.ReleaseAltitude ?? 0f);
 
             PatrolX = PosX;
             PatrolY = PosY;
diff --git a/src/CounterDrone.Core/Simulation/SimulationEngine.cs b/src/CounterDrone.Core/Simulation/SimulationEngine.cs
index a66ffc9..151b589 100644
--- a/src/CounterDrone.Core/Simulation/SimulationEngine.cs
+++ b/src/CounterDrone.Core/Simulation/SimulationEngine.cs
@@ -313,9 +313,9 @@ namespace CounterDrone.Core.Simulation
                                 Type = (PlatformType)(eq.PlatformType ?? (int)PlatformType.GroundBased),
                                 Position = new Algorithms.Vector3((float)eq.PositionX + i * 50, (float)eq.PositionY, (float)eq.PositionZ),
                                 GunCount = 1, ChannelsPerGun = 1, ChannelInterval = (float)(eq.ChannelInterval ?? 1),
-                                CruiseSpeed = (float)(eq.CruiseSpeed ?? 55f),
-                                ReleaseAltitude = (float)(eq.ReleaseAltitude ?? 1000f),
-                                MuzzleVelocity = (float)(eq.MuzzleVelocity ?? 800f),
+                                CruiseSpeed = (float)(eq.CruiseSpeed ?? 0f),
+                                ReleaseAltitude = (float)(eq.ReleaseAltitude ?? 0f),
+                                MuzzleVelocity = (float)(eq.MuzzleVelocity ?? 0f),
                                 // 总弹药均分到每个通道
                                 TotalMunitions = (eq.MunitionCount ?? 1) / (gunCount * chPerGun),
                                 AmmoTypes = new List<AerosolType> { (AerosolType)(eq.AerosolType ?? 0) },