修改

backend/app/services/package_management_service.py

@@ -441,26 +441,25 @@ class PackageManagementService:
             if not pkg:
                 raise ValueError('数据包不存在')
 
-            stored_clean_rules = pkg.clean_rules
-            stored_row_start = pkg.row_start
-            stored_row_end = pkg.row_end
-
-            pf_rows = (
-                session.query(DataPackageFile)
-                .filter(DataPackageFile.package_id == db_id)
-                .order_by(DataPackageFile.sort_order.asc())
-                .all()
-            )
-            file_ids = [pf.file_id for pf in pf_rows]
-            files = session.query(DataFile).filter(DataFile.id.in_(file_ids)).all()
-            file_map = {f.id: f for f in files}
+            if not (pkg.stored_name or pkg.file_path):
+                raise ValueError('数据包内容文件不存在')
 
-        return self._merge_records(
-            file_ids, file_map, limit,
-            clean_rules=stored_clean_rules,
-            smooth=stored_clean_rules.get('smooth') if stored_clean_rules else None,
-            row_start=stored_row_start, row_end=stored_row_end,
-        )
+            normalized = (pkg.file_path or '').replace('\\', '/')
+            if '/app/uploads/packages/' in normalized:
+                file_name = normalized.split('/app/uploads/packages/', 1)[1]
+                file_name = Path(file_name).name
+            else:
+                file_name = pkg.stored_name or Path(normalized).name
+
+            pkg_path = self._dm._upload_dir / 'packages' / file_name
+            if not pkg_path.exists():
+                raise ValueError('数据包内容文件不存在')
+
+        records, total_count = self._dm._read_records(pkg_path, limit=limit)
+        return {
+            'records': records,
+            'count': total_count,
+        }
 
     def preview_records(
         self,

backend/uploads/packages/pkg_12_20260510191259513395.csv

+time,current,voltage,set_temperature,actual_temperature
+2026/1/22 9:04,0.0,0.09,19.06,19.06
+2026/1/22 9:05,0.0,0.09,19.06,19.053
+2026/1/22 9:05,0.0,0.09,19.06,19.047
+2026/1/22 9:05,0.0,0.09,19.06,19.072
+2026/1/22 9:05,0.0,0.09,19.06,19.061
+2026/1/22 9:05,0.0,0.09,19.06,19.082
+2026/1/22 9:05,0.0,0.09,19.06,19.064
+2026/1/22 9:05,0.0,0.09,19.06,19.062
+2026/1/22 9:05,0.0,0.09,19.06,19.059
+2026/1/22 9:05,0.0,0.09,19.06,19.067

frontend/dist/assets/ModelEvaluation-D27Aus9X.css

-.eval-page[data-v-ec2828d6]{flex-direction:column;gap:12px;height:100%;display:flex;overflow-y:auto}.config-card[data-v-ec2828d6],.records-card[data-v-ec2828d6]{flex-shrink:0}.config-card[data-v-ec2828d6] .el-card__header,.records-card[data-v-ec2828d6] .el-card__header{border-bottom:1px solid #e8edf3;padding:12px 20px}.config-card[data-v-ec2828d6] .el-card__body,.records-card[data-v-ec2828d6] .el-card__body{padding:16px 20px}.records-card[data-v-ec2828d6]{flex:1;min-height:200px}.card-title[data-v-ec2828d6]{color:#0f172a;font-size:14px;font-weight:600}.card-header-row[data-v-ec2828d6]{justify-content:space-between;align-items:center;display:flex}.eval-form[data-v-ec2828d6] .el-form-item{margin-bottom:0;margin-right:16px}.eval-loading[data-v-ec2828d6]{color:#64748b;align-items:center;gap:10px;padding:24px 0 8px;font-size:14px;display:flex}.metrics-row[data-v-ec2828d6]{flex-wrap:wrap;gap:10px;padding:16px 0 12px;display:flex}.metric-chip[data-v-ec2828d6]{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;flex-direction:column;align-items:flex-start;gap:2px;min-width:100px;padding:8px 16px;display:flex}.metric-label[data-v-ec2828d6]{color:#94a3b8;text-transform:uppercase;letter-spacing:.5px;font-size:11px;font-weight:500}.metric-value[data-v-ec2828d6]{color:#0f172a;font-size:15px;font-weight:600}.metric-cell[data-v-ec2828d6]{color:#0f766e;font-size:13px;font-weight:500}

frontend/dist/assets/ModelList-CHRYisJa.css

-.model-list-page[data-v-c204d828]{background:var(--bg-page);height:100%;overflow:hidden}.list-card[data-v-c204d828]{border:1px solid var(--border-color);border-radius:4px;height:100%;overflow:hidden;box-shadow:var(--shadow-card)!important}.list-card[data-v-c204d828] .el-card__header{border-bottom:1px solid var(--border-color);background:#f7f8fa;align-items:center;height:44px;padding:0 20px;display:flex}.list-card[data-v-c204d828] .el-card__body{height:calc(100% - 44px);padding:16px 20px;overflow:hidden}.card-title[data-v-c204d828]{color:var(--text-primary);font-size:14px;font-weight:600}.card-header-row[data-v-c204d828]{justify-content:space-between;align-items:center;width:100%;display:flex}.params-text[data-v-c204d828],.loss-text[data-v-c204d828]{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:12px;display:block;overflow:hidden}.loss-text[data-v-c204d828]{color:var(--primary);font-weight:500}

frontend/dist/index.html

@@ -5,10 +5,10 @@
     <link rel="icon" href="/favicon.ico">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>热实验温度控制系统</title>
-    <script type="module" crossorigin src="/assets/index-BuprtPJP.js"></script>
-    <link rel="modulepreload" crossorigin href="/assets/_plugin-vue_export-helper-BeNqMkde.js">
-    <link rel="modulepreload" crossorigin href="/assets/vue-router-DixiVDJx.js">
-    <link rel="stylesheet" crossorigin href="/assets/index-pfQxyObg.css">
+    <script type="module" crossorigin src="/assets/index-B0hY3ZmP.js"></script>
+    <link rel="modulepreload" crossorigin href="/assets/_plugin-vue_export-helper-Cfb64gbu.js">
+    <link rel="modulepreload" crossorigin href="/assets/vue-router-DC92Hzt7.js">
+    <link rel="stylesheet" crossorigin href="/assets/index-CW-Nj4Bz.css">
   </head>
   <body>
     <div id="app"></div>