diff --git a/simulation/examples/main.go b/simulation/examples/main.go
index 792df10..b834e23 100644
--- a/simulation/examples/main.go
+++ b/simulation/examples/main.go
@@ -24,17 +24,22 @@ func main() {
 	world.StartUp()
 	time.Sleep(2 * time.Second)
 	//外界与world交互
-	reslult, _ := face.Call(func(w ecs.World) any {
-		fmt.Println("==>>1触发转动道岔 ...")
-		return system.FireSwitchTurn(w, "switch1", false)
+	/*
+		reslult, _ := face.Call(func(w ecs.World) any {
+			fmt.Println("==>>1触发转动道岔 ...")
+			return system.FireSwitchTurn(w, "switch1", false)
+		})
+		fmt.Println("==>>1触发转动道岔 。。。", reslult)
+		time.Sleep(8 * time.Second)
+		reslult2, _ := face.Call(func(w ecs.World) any {
+			fmt.Println("==>>2触发转动道岔 ...")
+			return system.FireSwitchTurn(w, "switch1", true)
+		})
+		fmt.Println("==>>2触发转动道岔 。。。", reslult2)
+	*/
+	face.Call(func(w ecs.World) any {
+		return system.SetSignalDisplay(w, "siganl1", state.SignalAspect_B)
 	})
-	fmt.Println("==>>1触发转动道岔 。。。", reslult)
-	time.Sleep(8 * time.Second)
-	reslult2, _ := face.Call(func(w ecs.World) any {
-		fmt.Println("==>>2触发转动道岔 ...")
-		return system.FireSwitchTurn(w, "switch1", true)
-	})
-	fmt.Println("==>>2触发转动道岔 。。。", reslult2)
 	//
 	fmt.Println("==>>world 当前时间：", face.WorldTime().GoString())
 	//
diff --git a/simulation/system/debug_system.go b/simulation/system/debug_system.go
index bb5ead9..b671aae 100644
--- a/simulation/system/debug_system.go
+++ b/simulation/system/debug_system.go
@@ -18,7 +18,17 @@ func NewDebugSystem() *DebugSystem {
 
 // world 执行
 func (me *DebugSystem) Update(w ecs.World) {
-	debugSwitch(w)
+	debugSignal(w)
+}
+
+// 显示信号机状态
+func debugSignal(w ecs.World) {
+	siganlQuery := ecs.NewQuery(filter.Contains(components.ComDeviceIdentity, components.ComSignalState))
+	siganlQuery.Each(w, func(e *ecs.Entry) {
+		id := components.ComDeviceIdentity.Get(e).Id
+		state := components.ComSignalState.Get(e)
+		fmt.Printf("==>>信号机[%s],显示=%d\n", id, state.Display)
+	})
 }
 
 // 显示道岔状态
@@ -27,7 +37,7 @@ func debugSwitch(w ecs.World) {
 	switchesQuery.Each(w, func(e *ecs.Entry) {
 		id := components.ComDeviceIdentity.Get(e).Id
 		state := components.ComSwitchState.Get(e)
-		fmt.Printf("道岔[%s] ,定操Relay=%t ,反操Relay=%t ,定表Relay=%t ,反表Relay=%t ,", id, state.NormalRelay, state.ReverseRelay, state.NormalTable, state.ReverseTable)
+		fmt.Printf("==>>道岔[%s] ,定操Relay=%t ,反操Relay=%t ,定表Relay=%t ,反表Relay=%t ,", id, state.NormalRelay, state.ReverseRelay, state.NormalTable, state.ReverseTable)
 		if e.HasComponent(components.ComSwitchNRRelayOperating) {
 			nrOperation := components.ComSwitchNRRelayOperating.Get(e)
 			if nrOperation.Normal {
diff --git a/simulation/system/signal_system.go b/simulation/system/signal_system.go
index 90ea22a..33917ff 100644
--- a/simulation/system/signal_system.go
+++ b/simulation/system/signal_system.go
@@ -11,7 +11,7 @@ type SignalSystem struct {
 }
 
 // 信号机显示状态查询
-var signalDisplayQuery *ecs.Query = ecs.NewQuery(filter.Contains(components.ComDeviceIdentity, components.ComSignalState))
+var signalQuery *ecs.Query = ecs.NewQuery(filter.Contains(components.ComDeviceIdentity, components.ComSignalState))
 
 // world 执行
 func (me *SignalSystem) Update(world ecs.World) {
@@ -24,18 +24,18 @@ func NewSignalSystem() *SignalSystem {
 // 设置某个信号机的显示
 // 返回值：true-设置成功，false-设置失败
 func SetSignalDisplay(w ecs.World, signalId string, display state.SignalAspect) bool {
-	var signalState *state.SignalState
-	//
-	signalDisplayQuery.Each(w, func(e *ecs.Entry) {
-		if components.ComDeviceIdentity.Get(e).Id == signalId {
-			signalState = components.ComSignalState.Get(e)
+	var signalEntry *ecs.Entry
+	signalQuery.Each(w, func(e *ecs.Entry) {
+		if signalId == components.ComDeviceIdentity.Get(e).Id {
+			signalEntry = e
 		}
 	})
-	//
-	if nil == signalState {
+	//s
+	if signalEntry == nil {
 		return false
 	}
 	//
+	signalState := components.ComSignalState.Get(signalEntry)
 	signalState.Display = display
 	//
 	return true