diff --git a/DungeonShooting_Godot/src/game/activity/role/RoleState.cs b/DungeonShooting_Godot/src/game/activity/role/RoleState.cs
index 4414c63..9123c9c 100644
--- a/DungeonShooting_Godot/src/game/activity/role/RoleState.cs
+++ b/DungeonShooting_Godot/src/game/activity/role/RoleState.cs
@@ -67,4 +67,62 @@
 
         return damage;
     }
+
+    /// <summary>
+    /// 武器初始散射值增量
+    /// </summary>
+    public float WeaponMinScatteringRangeIncrement = 0;
+
+    /// <summary>
+    /// 武器最终散射值增量
+    /// </summary>
+    public float WeaponFinalScatteringRangeIncrement = 0;
+
+    /// <summary>
+    /// 武器开火发射子弹最大数量
+    /// </summary>
+    public event Action<Weapon, RefValue<int>> CalcWeaponFireBulletCount;
+    public int CallCalcWeaponFireBulletCount(Weapon weapon, int count)
+    {
+        if (CalcWeaponFireBulletCount != null)
+        {
+            var result = new RefValue<int>(count);
+            CalcWeaponFireBulletCount(weapon, result);
+            return result.Value;
+        }
+
+        return count;
+    }
+
+    /// <summary>
+    /// 子弹速度
+    /// </summary>
+    public event Action<Weapon, RefValue<float>> CalcBulletSpeed;
+    public float CallCalcBulletSpeed(Weapon weapon, float speed)
+    {
+        if (CalcBulletSpeed != null)
+        {
+            var result = new RefValue<float>(speed);
+            CalcBulletSpeed(weapon, result);
+            return result.Value;
+        }
+
+        return speed;
+    }
+    
+    /// <summary>
+    /// 子弹射程
+    /// </summary>
+    public event Action<Weapon, RefValue<float>> CalcBulletDistance;
+    public float CallBulletDistance(Weapon weapon, float distance)
+    {
+        if (CalcBulletDistance != null)
+        {
+            var result = new RefValue<float>(distance);
+            CalcBulletDistance(weapon, result);
+            return result.Value;
+        }
+
+        return distance;
+    }
 }
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/activity/weapon/Weapon.cs b/DungeonShooting_Godot/src/game/activity/weapon/Weapon.cs
index 2b74d67..6d05203 100644
--- a/DungeonShooting_Godot/src/game/activity/weapon/Weapon.cs
+++ b/DungeonShooting_Godot/src/game/activity/weapon/Weapon.cs
@@ -238,7 +238,7 @@
     {
         if (_weaponAttributeMap.TryGetValue(itemId, out var attr))
         {
-            return attr;
+            return attr.Clone();
         }
 
         throw new Exception($"武器'{itemId}'没有在 Weapon 表中配置属性数据!");
@@ -422,8 +422,7 @@
             //攻击冷却计时
             _attackTimer = _attackTimer > 0 ? _attackTimer - delta : 0;
             //武器的当前散射半径
-            CurrScatteringRange = Mathf.Max(CurrScatteringRange - Attribute.ScatteringRangeBackSpeed * delta,
-                Attribute.StartScatteringRange);
+            ScatteringRangeBackHandler(delta);
             //松开扳机
             if (_triggerFlag || _downTimer > 0)
             {
@@ -620,8 +619,7 @@
             //散射值销退
             if (_noAttackTime >= Attribute.ScatteringRangeBackDelayTime)
             {
-                CurrScatteringRange = Mathf.Max(CurrScatteringRange - Attribute.ScatteringRangeBackSpeed * delta,
-                    Attribute.StartScatteringRange);
+                ScatteringRangeBackHandler(delta);
             }
 
             _triggerTimer = _triggerTimer > 0 ? _triggerTimer - delta : 0;
@@ -937,8 +935,8 @@
         }
 
         //开火添加散射值
-        CurrScatteringRange = Mathf.Min(CurrScatteringRange + Attribute.ScatteringRangeAddValue,
-            Attribute.FinalScatteringRange);
+        ScatteringRangeAddHandler();
+        
         //武器的旋转角度
         tempAngle -= Attribute.UpliftAngle;
         RotationDegrees = tempAngle;
@@ -1297,6 +1295,50 @@
         }
     }
 
+    //散射值消退处理
+    private void ScatteringRangeBackHandler(float delta)
+    {
+        var startScatteringRange = Attribute.StartScatteringRange;
+        var finalScatteringRange = Attribute.FinalScatteringRange;
+        if (Master != null)
+        {
+            startScatteringRange += Master.RoleState.WeaponMinScatteringRangeIncrement;
+            finalScatteringRange += Master.RoleState.WeaponFinalScatteringRangeIncrement;
+        }
+        if (startScatteringRange <= finalScatteringRange)
+        {
+            CurrScatteringRange = Mathf.Max(CurrScatteringRange - Attribute.ScatteringRangeBackSpeed * delta,
+                startScatteringRange);
+        }
+        else
+        {
+            CurrScatteringRange = Mathf.Min(CurrScatteringRange + Attribute.ScatteringRangeBackSpeed * delta,
+                startScatteringRange);
+        }
+    }
+
+    //散射值添加处理
+    private void ScatteringRangeAddHandler()
+    {
+        var startScatteringRange = Attribute.StartScatteringRange;
+        var finalScatteringRange = Attribute.FinalScatteringRange;
+        if (Master != null)
+        {
+            startScatteringRange += Master.RoleState.WeaponMinScatteringRangeIncrement;
+            finalScatteringRange += Master.RoleState.WeaponFinalScatteringRangeIncrement;
+        }
+        if (startScatteringRange <= finalScatteringRange)
+        {
+            CurrScatteringRange = Mathf.Min(CurrScatteringRange + Attribute.ScatteringRangeAddValue,
+                finalScatteringRange);
+        }
+        else
+        {
+            CurrScatteringRange = Mathf.Min(CurrScatteringRange - Attribute.ScatteringRangeAddValue,
+                finalScatteringRange);
+        }
+    }
+
     //停止当前的换弹状态
     private void StopReloadState()
     {