diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/training2/ecm/anno/ExpConditionMaterialAnno.java b/src/main/java/club/joylink/rtss/simulation/cbtc/training2/ecm/anno/ExpConditionMaterialAnno.java
index bcdd7856a..daab00291 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/training2/ecm/anno/ExpConditionMaterialAnno.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/training2/ecm/anno/ExpConditionMaterialAnno.java
@@ -8,7 +8,7 @@ import java.lang.annotation.Target;
 /**
  * 实训草稿编辑时，条件表达式中使用的素材
  * <p>
- * 设备：区段、进路、<br>
+ * 设备：区段、道岔、信号机、站台、车站、进路、列车等<br>
  * 素材：设备的某些字段
  */
 @Target({ ElementType.FIELD})