diff --git a/docs/sql/2026-10-15-training-task-reference-answer.sql b/docs/sql/2026-10-15-training-task-reference-answer.sql
new file mode 100644
index 0000000..bf83dbb
--- /dev/null
+++ b/docs/sql/2026-10-15-training-task-reference-answer.sql
@@ -0,0 +1,10 @@
+-- 实训任务新增“参考答案”资料位（教师端/平台管理端实训任务管理上传）。
+-- 后端 TrainingTaskServiceImpl 启动时会自动补列（ensureReferenceAnswerColumns），
+-- 本脚本供手工执行或核对用，重复执行前请先确认列不存在。
+ALTER TABLE training_task
+    ADD COLUMN reference_answer_name varchar(255) NULL AFTER ai_manual_url,
+    ADD COLUMN reference_answer_url varchar(500) NULL AFTER reference_answer_name;
+
+ALTER TABLE training_task_class_config
+    ADD COLUMN reference_answer_name varchar(255) NULL AFTER ai_manual_url,
+    ADD COLUMN reference_answer_url varchar(500) NULL AFTER reference_answer_name;
diff --git a/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTask.java b/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTask.java
index 5d299a0..93701e0 100644
--- a/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTask.java
+++ b/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTask.java
@@ -59,6 +59,12 @@ public class TrainingTask {
     @ApiModelProperty("AI排错指导手册地址")
     private String aiManualUrl;
 
+    @ApiModelProperty("参考答案名称")
+    private String referenceAnswerName;
+
+    @ApiModelProperty("参考答案地址")
+    private String referenceAnswerUrl;
+
     @ApiModelProperty("排序")
     private Integer sort;
 
@@ -218,6 +224,22 @@ public class TrainingTask {
         this.aiManualUrl = aiManualUrl == null ? null : aiManualUrl.trim();
     }
 
+    public String getReferenceAnswerName() {
+        return referenceAnswerName;
+    }
+
+    public void setReferenceAnswerName(String referenceAnswerName) {
+        this.referenceAnswerName = referenceAnswerName == null ? null : referenceAnswerName.trim();
+    }
+
+    public String getReferenceAnswerUrl() {
+        return referenceAnswerUrl;
+    }
+
+    public void setReferenceAnswerUrl(String referenceAnswerUrl) {
+        this.referenceAnswerUrl = referenceAnswerUrl == null ? null : referenceAnswerUrl.trim();
+    }
+
     public Integer getSort() {
         return sort;
     }
diff --git a/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTaskClassConfig.java b/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTaskClassConfig.java
index df6331b..34aa33b 100644
--- a/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTaskClassConfig.java
+++ b/src/main/java/com/sztzjy/linkCommerce/entity/TrainingTaskClassConfig.java
@@ -62,6 +62,12 @@ public class TrainingTaskClassConfig {
     @ApiModelProperty("AI troubleshooting manual URL")
     private String aiManualUrl;
 
+    @ApiModelProperty("Reference answer name")
+    private String referenceAnswerName;
+
+    @ApiModelProperty("Reference answer URL")
+    private String referenceAnswerUrl;
+
     @ApiModelProperty("Sort order")
     private Integer sort;
 
@@ -229,6 +235,22 @@ public class TrainingTaskClassConfig {
         this.aiManualUrl = aiManualUrl == null ? null : aiManualUrl.trim();
     }
 
+    public String getReferenceAnswerName() {
+        return referenceAnswerName;
+    }
+
+    public void setReferenceAnswerName(String referenceAnswerName) {
+        this.referenceAnswerName = referenceAnswerName == null ? null : referenceAnswerName.trim();
+    }
+
+    public String getReferenceAnswerUrl() {
+        return referenceAnswerUrl;
+    }
+
+    public void setReferenceAnswerUrl(String referenceAnswerUrl) {
+        this.referenceAnswerUrl = referenceAnswerUrl == null ? null : referenceAnswerUrl.trim();
+    }
+
     public Integer getSort() {
         return sort;
     }
diff --git a/src/main/java/com/sztzjy/linkCommerce/service/impl/TrainingTaskServiceImpl.java b/src/main/java/com/sztzjy/linkCommerce/service/impl/TrainingTaskServiceImpl.java
index 166619a..1de4ad3 100644
--- a/src/main/java/com/sztzjy/linkCommerce/service/impl/TrainingTaskServiceImpl.java
+++ b/src/main/java/com/sztzjy/linkCommerce/service/impl/TrainingTaskServiceImpl.java
@@ -36,6 +36,7 @@ import java.util.Date;
 import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
@@ -142,6 +143,8 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
         String incomingGuideManualUrl = task.getGuideManualUrl();
         String incomingAiManualName = task.getAiManualName();
         String incomingAiManualUrl = task.getAiManualUrl();
+        String incomingReferenceAnswerName = task.getReferenceAnswerName();
+        String incomingReferenceAnswerUrl = task.getReferenceAnswerUrl();
         normalizeTask(task);
         if (incomingTrainingDataName == null) task.setTrainingDataName(existing.getTrainingDataName());
         if (incomingTrainingDataUrl == null) task.setTrainingDataUrl(existing.getTrainingDataUrl());
@@ -149,6 +152,8 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
         if (incomingGuideManualUrl == null) task.setGuideManualUrl(existing.getGuideManualUrl());
         if (incomingAiManualName == null) task.setAiManualName(existing.getAiManualName());
         if (incomingAiManualUrl == null) task.setAiManualUrl(existing.getAiManualUrl());
+        if (incomingReferenceAnswerName == null) task.setReferenceAnswerName(existing.getReferenceAnswerName());
+        if (incomingReferenceAnswerUrl == null) task.setReferenceAnswerUrl(existing.getReferenceAnswerUrl());
         TrainingTask builtInTask = requireBuiltInTask(existing.getTaskKey());
         task.setId(id);
         task.setTaskKey(existing.getTaskKey());
@@ -647,6 +652,14 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
                 update.setAiManualUrl(updatedTask.getAiManualUrl());
                 changed = true;
             }
+            if (shouldSynchronize(classTask.getReferenceAnswerName(), previousTask.getReferenceAnswerName(), updatedTask.getReferenceAnswerName())) {
+                update.setReferenceAnswerName(updatedTask.getReferenceAnswerName());
+                changed = true;
+            }
+            if (shouldSynchronize(classTask.getReferenceAnswerUrl(), previousTask.getReferenceAnswerUrl(), updatedTask.getReferenceAnswerUrl())) {
+                update.setReferenceAnswerUrl(updatedTask.getReferenceAnswerUrl());
+                changed = true;
+            }
             if (changed) {
                 update.setUpdateTime(new Date());
                 trainingTaskClassConfigMapper.updateByPrimaryKeySelective(update);
@@ -723,6 +736,8 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
         task.setGuideManualUrl(config.getGuideManualUrl());
         task.setAiManualName(config.getAiManualName());
         task.setAiManualUrl(config.getAiManualUrl());
+        task.setReferenceAnswerName(config.getReferenceAnswerName());
+        task.setReferenceAnswerUrl(config.getReferenceAnswerUrl());
         task.setSort(config.getSort());
         task.setEnabled(config.getEnabled());
         task.setCreatedBy(config.getCreatedBy());
@@ -751,6 +766,8 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
         config.setGuideManualUrl(task.getGuideManualUrl());
         config.setAiManualName(task.getAiManualName());
         config.setAiManualUrl(task.getAiManualUrl());
+        config.setReferenceAnswerName(task.getReferenceAnswerName());
+        config.setReferenceAnswerUrl(task.getReferenceAnswerUrl());
         config.setSort(task.getSort());
         config.setEnabled(task.getEnabled());
         config.setCreatedBy(operatorId);
@@ -780,6 +797,8 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
                 "guide_manual_url varchar(500) NULL COMMENT '实训指导手册地址'," +
                 "ai_manual_name varchar(255) NULL COMMENT 'AI排错指导手册名称'," +
                 "ai_manual_url varchar(500) NULL COMMENT 'AI排错指导手册地址'," +
+                "reference_answer_name varchar(255) NULL COMMENT '参考答案名称'," +
+                "reference_answer_url varchar(500) NULL COMMENT '参考答案地址'," +
                 "sort int DEFAULT 0 COMMENT '排序'," +
                 "enabled bit(1) DEFAULT b'1' COMMENT '是否启用'," +
                 "created_by varchar(64) NULL COMMENT '创建人'," +
@@ -793,6 +812,7 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
         jdbcTemplate.execute("ALTER TABLE training_task CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
         ensureTextColumn("training_task", "step_one_questions", "第一步选择题JSON数组");
         ensureMaterialColumns("training_task");
+        ensureReferenceAnswerColumns("training_task");
         trainingTaskTableChecked = true;
     }
 
@@ -820,6 +840,8 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
                 "guide_manual_url varchar(500) NULL," +
                 "ai_manual_name varchar(255) NULL," +
                 "ai_manual_url varchar(500) NULL," +
+                "reference_answer_name varchar(255) NULL," +
+                "reference_answer_url varchar(500) NULL," +
                 "sort int DEFAULT 0," +
                 "enabled bit(1) DEFAULT b'1'," +
                 "created_by varchar(64) NULL," +
@@ -832,6 +854,7 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
                 ") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='Class scoped training task config'");
         ensureTextColumn("training_task_class_config", "step_one_questions", "第一步选择题JSON数组");
         ensureMaterialColumns("training_task_class_config");
+        ensureReferenceAnswerColumns("training_task_class_config");
         trainingTaskClassConfigTableChecked = true;
     }
 
@@ -872,6 +895,23 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
                 + " ADD COLUMN ai_manual_url varchar(500) NULL AFTER ai_manual_name");
     }
 
+    /** 补齐参考答案列：已有四类资料列的部署需要追加参考答案两列。 */
+    private void ensureReferenceAnswerColumns(String tableName) {
+        if (jdbcTemplate == null) {
+            return;
+        }
+        Integer count = jdbcTemplate.queryForObject(
+                "SELECT COUNT(1) FROM information_schema.COLUMNS " +
+                        "WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = ? AND COLUMN_NAME = 'reference_answer_url'",
+                Integer.class, tableName);
+        if (count != null && count > 0) {
+            return;
+        }
+        jdbcTemplate.execute("ALTER TABLE " + tableName
+                + " ADD COLUMN reference_answer_name varchar(255) NULL AFTER ai_manual_url,"
+                + " ADD COLUMN reference_answer_url varchar(500) NULL AFTER reference_answer_name");
+    }
+
     TrainingTask buildTask(TrainingTaskImportDTO row, int rowNumber, List<String> errors) {
         String projectName = StringUtils.trimToEmpty(row.getProjectName());
         String taskKey = StringUtils.trimToEmpty(row.getTaskKey());
@@ -952,11 +992,24 @@ public class TrainingTaskServiceImpl implements TrainingTaskService {
         task.setGuideManualUrl(StringUtils.trimToEmpty(task.getGuideManualUrl()));
         task.setAiManualName(StringUtils.trimToEmpty(task.getAiManualName()));
         task.setAiManualUrl(StringUtils.trimToEmpty(task.getAiManualUrl()));
+        task.setReferenceAnswerName(StringUtils.trimToEmpty(task.getReferenceAnswerName()));
+        task.setReferenceAnswerUrl(StringUtils.trimToEmpty(task.getReferenceAnswerUrl()));
+        validateReferenceAnswerFile(task.getReferenceAnswerName());
         if (task.getEnabled() == null) {
             task.setEnabled(Boolean.TRUE);
         }
     }
 
+    private void validateReferenceAnswerFile(String fileName) {
+        if (StringUtils.isBlank(fileName)) {
+            return;
+        }
+        String normalized = fileName.trim().toLowerCase(Locale.ROOT);
+        if (!normalized.endsWith(".doc") && !normalized.endsWith(".docx")) {
+            throw new IllegalArgumentException("参考答案仅支持Word文件（.doc或.docx）");
+        }
+    }
+
     private TrainingTask requireBuiltInTask(String taskKey) {
         TrainingTask builtInTask = getBuiltInTask(taskKey);
         if (builtInTask == null) {
diff --git a/src/main/resources/mappers/TrainingTaskClassConfigMapper.xml b/src/main/resources/mappers/TrainingTaskClassConfigMapper.xml
index 92e7f58..1bd019d 100644
--- a/src/main/resources/mappers/TrainingTaskClassConfigMapper.xml
+++ b/src/main/resources/mappers/TrainingTaskClassConfigMapper.xml
@@ -21,6 +21,8 @@
     <result column="guide_manual_url" jdbcType="VARCHAR" property="guideManualUrl" />
     <result column="ai_manual_name" jdbcType="VARCHAR" property="aiManualName" />
     <result column="ai_manual_url" jdbcType="VARCHAR" property="aiManualUrl" />
+    <result column="reference_answer_name" jdbcType="VARCHAR" property="referenceAnswerName" />
+    <result column="reference_answer_url" jdbcType="VARCHAR" property="referenceAnswerUrl" />
     <result column="sort" jdbcType="INTEGER" property="sort" />
     <result column="enabled" jdbcType="BIT" property="enabled" />
     <result column="created_by" jdbcType="VARCHAR" property="createdBy" />
@@ -32,6 +34,7 @@
     id, teaching_class_id, task_key, project_name, task_name, knowledge, background, objectives, requirements,
     steps, step_one_questions, material_name, material_url,
     training_data_name, training_data_url, guide_manual_name, guide_manual_url, ai_manual_name, ai_manual_url,
+    reference_answer_name, reference_answer_url,
     sort, enabled, created_by, create_time, update_time
   </sql>
 
@@ -98,6 +101,8 @@
       <if test="guideManualUrl != null">guide_manual_url,</if>
       <if test="aiManualName != null">ai_manual_name,</if>
       <if test="aiManualUrl != null">ai_manual_url,</if>
+      <if test="referenceAnswerName != null">reference_answer_name,</if>
+      <if test="referenceAnswerUrl != null">reference_answer_url,</if>
       <if test="sort != null">sort,</if>
       <if test="enabled != null">enabled,</if>
       <if test="createdBy != null">created_by,</if>
@@ -124,6 +129,8 @@
       <if test="guideManualUrl != null">#{guideManualUrl,jdbcType=VARCHAR},</if>
       <if test="aiManualName != null">#{aiManualName,jdbcType=VARCHAR},</if>
       <if test="aiManualUrl != null">#{aiManualUrl,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerName != null">#{referenceAnswerName,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerUrl != null">#{referenceAnswerUrl,jdbcType=VARCHAR},</if>
       <if test="sort != null">#{sort,jdbcType=INTEGER},</if>
       <if test="enabled != null">#{enabled,jdbcType=BIT},</if>
       <if test="createdBy != null">#{createdBy,jdbcType=VARCHAR},</if>
@@ -151,6 +158,8 @@
       <if test="guideManualUrl != null">guide_manual_url = #{guideManualUrl,jdbcType=VARCHAR},</if>
       <if test="aiManualName != null">ai_manual_name = #{aiManualName,jdbcType=VARCHAR},</if>
       <if test="aiManualUrl != null">ai_manual_url = #{aiManualUrl,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerName != null">reference_answer_name = #{referenceAnswerName,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerUrl != null">reference_answer_url = #{referenceAnswerUrl,jdbcType=VARCHAR},</if>
       <if test="sort != null">sort = #{sort,jdbcType=INTEGER},</if>
       <if test="enabled != null">enabled = #{enabled,jdbcType=BIT},</if>
       <if test="updateTime != null">update_time = #{updateTime,jdbcType=TIMESTAMP},</if>
diff --git a/src/main/resources/mappers/TrainingTaskMapper.xml b/src/main/resources/mappers/TrainingTaskMapper.xml
index a2e4c63..3e3676f 100644
--- a/src/main/resources/mappers/TrainingTaskMapper.xml
+++ b/src/main/resources/mappers/TrainingTaskMapper.xml
@@ -20,6 +20,8 @@
     <result column="guide_manual_url" jdbcType="VARCHAR" property="guideManualUrl" />
     <result column="ai_manual_name" jdbcType="VARCHAR" property="aiManualName" />
     <result column="ai_manual_url" jdbcType="VARCHAR" property="aiManualUrl" />
+    <result column="reference_answer_name" jdbcType="VARCHAR" property="referenceAnswerName" />
+    <result column="reference_answer_url" jdbcType="VARCHAR" property="referenceAnswerUrl" />
     <result column="sort" jdbcType="INTEGER" property="sort" />
     <result column="enabled" jdbcType="BIT" property="enabled" />
     <result column="created_by" jdbcType="VARCHAR" property="createdBy" />
@@ -31,6 +33,7 @@
     id, task_key, project_name, task_name, knowledge, background, objectives, requirements,
     steps, step_one_questions, material_name, material_url,
     training_data_name, training_data_url, guide_manual_name, guide_manual_url, ai_manual_name, ai_manual_url,
+    reference_answer_name, reference_answer_url,
     sort, enabled, created_by, create_time, update_time
   </sql>
 
@@ -93,6 +96,8 @@
       <if test="guideManualUrl != null">guide_manual_url,</if>
       <if test="aiManualName != null">ai_manual_name,</if>
       <if test="aiManualUrl != null">ai_manual_url,</if>
+      <if test="referenceAnswerName != null">reference_answer_name,</if>
+      <if test="referenceAnswerUrl != null">reference_answer_url,</if>
       <if test="sort != null">sort,</if>
       <if test="enabled != null">enabled,</if>
       <if test="createdBy != null">created_by,</if>
@@ -118,6 +123,8 @@
       <if test="guideManualUrl != null">#{guideManualUrl,jdbcType=VARCHAR},</if>
       <if test="aiManualName != null">#{aiManualName,jdbcType=VARCHAR},</if>
       <if test="aiManualUrl != null">#{aiManualUrl,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerName != null">#{referenceAnswerName,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerUrl != null">#{referenceAnswerUrl,jdbcType=VARCHAR},</if>
       <if test="sort != null">#{sort,jdbcType=INTEGER},</if>
       <if test="enabled != null">#{enabled,jdbcType=BIT},</if>
       <if test="createdBy != null">#{createdBy,jdbcType=VARCHAR},</if>
@@ -146,6 +153,8 @@
       <if test="guideManualUrl != null">guide_manual_url = #{guideManualUrl,jdbcType=VARCHAR},</if>
       <if test="aiManualName != null">ai_manual_name = #{aiManualName,jdbcType=VARCHAR},</if>
       <if test="aiManualUrl != null">ai_manual_url = #{aiManualUrl,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerName != null">reference_answer_name = #{referenceAnswerName,jdbcType=VARCHAR},</if>
+      <if test="referenceAnswerUrl != null">reference_answer_url = #{referenceAnswerUrl,jdbcType=VARCHAR},</if>
       <if test="sort != null">sort = #{sort,jdbcType=INTEGER},</if>
       <if test="enabled != null">enabled = #{enabled,jdbcType=BIT},</if>
       <if test="createdBy != null">created_by = #{createdBy,jdbcType=VARCHAR},</if>