补齐 Autocal 实时反馈与稳定窗口复核

显示实时力值、曲线及 UV 图层，并保存人工确认窗口和零载检查基准。定向测试、真实视频预览与已录会话复核闭环验证通过。

apps/autocal/config/locales/en_US.json

@@ -471,10 +471,41 @@
     "yes": "Yes",
     "no": "No"
   },
+  "feedback": {
+    "waiting": "Waiting for force samples",
+    "uncalibrated": "N unavailable",
+    "stopped": "Input stopped; showing the last frame, values are no longer live.",
+    "stale": "No new frame yet or no update for over 1 s; check the input.",
+    "invalid": "Current force sample is invalid: {reason}",
+    "raw_note": "Live raw force signals (last 60 s); raw is not N. Enter the manual reference force separately.",
+    "overflow": "Preview omitted {count} frames; check acquisition drop status",
+    "raw_axis": "Raw force signal (raw)",
+    "time_axis": "Acquisition time (s)",
+    "background": "Real background",
+    "background_tip": "Checked: real UV image. Unchecked: solid background. Depth colours can overlay either background.",
+    "arrows": "Displacement arrows",
+    "depth": "Depth",
+    "depth_tip": "False colour of algorithm depth/deformation, not calibrated millimetres.",
+    "depth_scale": "Deformation colour range 0–1 (algorithm units); values outside saturate",
+    "depth_missing": "No valid depth/deformation for this frame",
+    "flow_missing": "No valid displacement for this frame"
+  },
   "review": {
+    "load_selection": "Load saved review…",
+    "confirm_stable": "Reviewed as stable",
+    "apply_window": "Apply window and recalculate",
+    "start_offset": "Start",
+    "end_offset": "End",
+    "verified": "Stability confirmed by operator",
+    "confirmed_fit": "Fit uses operator-confirmed windows; independent validation is still required.",
+    "candidate_fit": "Fit uses candidate windows; insufficient confirmed data.",
+    "valid_samples": "Valid raw samples",
+    "hold_time_axis": "Time since hold start (s)",
+    "trace_title": "Selected hold signal; vertical lines mark the analysis window",
+    "selection_unsaved": "Window applied; save the analysis to preserve this review.",
     "open": "Review calibration data…",
     "title": "Exploratory calibration review",
-    "notice": "Inspection only: manual hold windows have not been verified stable. Replay does not establish original experiment timing. Fits are exploratory and never written to sensor configuration.",
+    "notice": "Inspect each raw hold signal, adjust the times relative to hold start, confirm stability and apply. Operator review does not prove reference accuracy or synchronisation. Replay is for debugging; fits are exploratory.",
     "save": "Save new review",
     "no_sites": "No sites in this session",
     "candidate": "Candidate window",

apps/autocal/config/locales/zh_CN.json

@@ -471,10 +471,41 @@
     "yes": "是",
     "no": "否"
   },
+  "feedback": {
+    "waiting": "等待力信号",
+    "uncalibrated": "无 N 值",
+    "stopped": "输入已停止；显示最后一帧，数值不再更新。",
+    "stale": "尚无新帧或超过 1 秒未更新，请检查输入。",
+    "invalid": "当前力信号无效：{reason}",
+    "raw_note": "实时原始力信号（最近 60 秒）；raw 不能直接当作 N。人工参考力由操作者另行填写。",
+    "overflow": "预览漏显 {count} 帧；请检查采集记录的丢帧状态",
+    "raw_axis": "原始力信号 (raw)",
+    "time_axis": "采集时间 (s)",
+    "background": "真实背景",
+    "background_tip": "勾选显示真实 UV 图像；取消显示纯色背景。深度颜色可叠加在两种背景上。",
+    "arrows": "位移箭头",
+    "depth": "深度",
+    "depth_tip": "显示算法深度／形变信号的伪彩色，不表示已标定的毫米深度。",
+    "depth_scale": "形变伪彩色范围 0–1（算法单位）；超范围颜色饱和",
+    "depth_missing": "本帧无有效深度／形变信号",
+    "flow_missing": "本帧无有效位移信号"
+  },
   "review": {
+    "load_selection": "载入已保存复核…",
+    "confirm_stable": "已检查此段稳定",
+    "apply_window": "应用窗口并重算",
+    "start_offset": "起点",
+    "end_offset": "终点",
+    "verified": "人工已确认稳定",
+    "confirmed_fit": "拟合使用人工确认窗口；仍需独立验证。",
+    "candidate_fit": "拟合使用候选窗口；人工确认数据尚不足。",
+    "valid_samples": "有效原始样本",
+    "hold_time_axis": "距保持开始 (s)",
+    "trace_title": "选中保持段原始信号；竖线为分析窗口边界",
+    "selection_unsaved": "窗口已应用；请另存分析结果以保留复核。",
     "open": "查看标定数据…",
     "title": "标定数据初步分析",
-    "notice": "仅供检查：人工参考保持窗口尚未复核稳定性。视频重放不能证明原实验的时间同步；以下拟合不是正式标定系数，不会写入传感器配置。",
+    "notice": "逐段查看原始信号，调整起止时间并确认稳定后应用。起止时间相对本段保持开始；人工复核不证明参考力准确或同步。视频重放仅供调试；拟合不是正式标定系数。",
     "save": "另存分析结果",
     "no_sites": "会话没有测点",
     "candidate": "候选窗口",