diff --git a/Include/nmNum/nmSubWnd/nmSubWndMain.h b/Include/nmNum/nmSubWnd/nmSubWndMain.h
index 97096a14..1134376d 100644
--- a/Include/nmNum/nmSubWnd/nmSubWndMain.h
+++ b/Include/nmNum/nmSubWnd/nmSubWndMain.h
@@ -177,6 +177,9 @@ class NM_SUB_WND_EXPORT nmSubWndMain : public iSubWndBaseFit {
                               const QVector<double>& pressures, const QVector<double>& durations,
                               const QVector<double>& rates);
     void clearForecastResult();
+    // 只读结果曲线共用框架数据表，不开放拖动编辑。
+    void onReadonlyCurveDoubleClicked(ZxPlot* plot, ZxObjBase* object,
+                                      const QPointF& point, bool& processed);
     void syncForecastTimeAxis(double minimum, double maximum, bool recalcTicks, bool adjustZoom);
     void fitForecastViews();
     void onSensitiveFilterChanged();
diff --git a/Src/nmNum/nmSubWnd/nmSubWndMain.cpp b/Src/nmNum/nmSubWnd/nmSubWndMain.cpp
index 39735bbc..ec4e73e2 100644
--- a/Src/nmNum/nmSubWnd/nmSubWndMain.cpp
+++ b/Src/nmNum/nmSubWnd/nmSubWndMain.cpp
@@ -112,6 +112,23 @@ namespace
 QPointer<nmCalculationDllPebiSolverTask> s_pRunningSolverTask;
 QPointer<nmSubWndMain> s_pPendingSolverWindow;
 
+void clearResultCurveDataTables(iGuiPlot* plot)
+{
+    // 框架弹出的表格是独立顶层窗口；刷新前清除本图的旧表，仍由框架管理其生命周期。
+    foreach(QWidget* window, QApplication::topLevelWidgets()) {
+        iGuiPlotTableHelper* table = qobject_cast<iGuiPlotTableHelper*>(window);
+        if(!table) continue;
+        for(int i = 0; i < plot->m_pPlot->getObjCount(); ++i) {
+            ZxObjCurve* curve = qobject_cast<ZxObjCurve*>(plot->m_pPlot->getObjByIndex(i));
+            if(curve && table->getMapTableViews()->contains(curve)) {
+                table->resetTableHelpers();
+                table->hide();
+                break;
+            }
+        }
+    }
+}
+
 QSet<QString> hiddenSensitiveCurves(iGuiPlot* plot)
 {
     // 刷新同一批次或重新打开窗口时保留本图的显示选择。
@@ -1948,11 +1965,16 @@ void nmSubWndMain::onShowForecastResult(const QString& wellName, const QVector<d
             iGuiPlot* plot = new iGuiPlot(true, charts);
             plot->setObjectName(i == 0 ? "nmForecastRate" : "nmForecastPressure");
             plot->initUI(i == 0 ? tr("Production rate") : tr("Bottomhole pressure"));
+            connect(plot, SIGNAL(sigDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)),
+                    this, SLOT(onReadonlyCurveDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)));
             plot->m_pPlotView->setSimpleMode(true);
             plot->setDropEnabled(false);
             plot->setAxisX(tr("Time"), "hr");
-            plot->setAxisY(i == 0 ? tr("Production rate") : tr("Bottomhole pressure"), i == 0 ? "m^3/D" : "MPa");
+            plot->setAxisY(i == 0 ? tr("Flow") : tr("Pressure"), i == 0 ? "m^3/D" : "MPa");
             plot->setAxisY(i == 0 ? tr("Cumulative production") : QString(), i == 0 ? "m^3" : "", true);
+            // 两侧纵轴适当加宽，留出数字与名称的间距，上下图采用相同宽度保持对齐。
+            plot->getAxisOf(1)->setSpan(16.0);
+            plot->getAxisOf(2)->setSpan(16.0);
             for(int axis = 0; axis < 3; ++axis) plot->setAxisXYLog(false, axis);
             plot->getAxisOf(2)->setVisible(true);
             // 下图右侧保留空轴位，确保两张图的时间刻度在水平方向对齐。
@@ -1974,12 +1996,16 @@ void nmSubWndMain::onShowForecastResult(const QString& wellName, const QVector<d
 
     // 压力直接取求解器结果；阶梯产量及累计量按本次输入制度精确构造。
     QVector<double> rateTimes, rateValues, cumulativeTimes, cumulativeValues;
-    double time = 0.0, cumulative = 0.0;
+    double time = 0.0, cumulative = 0.0, maximumRate = 0.0;
+    // 零时刻先画关井基线，再接首段产量，显示开始生产时的竖直跳变。
+    rateTimes.append(0.0);
+    rateValues.append(0.0);
     cumulativeTimes.append(0.0);
     cumulativeValues.append(0.0);
     for(int i = 0; i < durations.size(); ++i) {
         rateTimes << time << time + durations[i];
         rateValues << rates[i] << rates[i];
+        maximumRate = qMax(maximumRate, rates[i]);
         time += durations[i];
         cumulative += rates[i] * durations[i] / 24.0;
         cumulativeTimes.append(time);
@@ -2003,6 +2029,8 @@ void nmSubWndMain::onShowForecastResult(const QString& wellName, const QVector<d
                         window->findChild<iGuiPlot*>("nmForecastPressure")};
     for(int i = 0; i < 2; ++i) {
         iGuiPlot* plot = plots[i];
+        // 表格引用本批曲线，替换图元前关闭旧表，避免显示过期数据。
+        clearResultCurveDataTables(plot);
         // 重复生成只替换曲线，清理旧图元和撤销记录，保留上下图窗口。
         for(int j = plot->m_pPlot->getObjCount() - 1; j >= 0; --j)
             if(qobject_cast<ZxObjCurve*>(plot->m_pPlot->getObjByIndex(j))) plot->m_pPlot->removeObjByIndex(j);
@@ -2011,12 +2039,24 @@ void nmSubWndMain::onShowForecastResult(const QString& wellName, const QVector<d
         plot->runUpdate();
         plot->setReadOnly(true);
         plot->freshAxisScales(true, true);
+        if(i == 0) {
+            // 产量和累计量均从零起算，顶部留少量空白；全程关井保留有效轴范围。
+            const double rateTop = maximumRate > 0.0 ? maximumRate : 1.0;
+            const double cumulativeTop = cumulative > 0.0 ? cumulative : 1.0;
+            VecDouble rateTicks, cumulativeTicks;
+            for(int tick = 0; tick <= 5; ++tick) {
+                rateTicks.append(rateTop * tick / 5.0);
+                cumulativeTicks.append(cumulativeTop * tick / 5.0);
+            }
+            plot->setAxisScaleY(0.0, rateTop * 1.05, rateTicks);
+            plot->setAxisScaleY2(0.0, cumulativeTop * 1.05, cumulativeTicks);
+        }
         // 自动定标会压缩没有曲线的右轴，下图需要保留这块空白以对齐上图。
         plot->getAxisOf(2)->setMinimizeAxis(false);
-        // 两张图都以完整预测时长为基准，缩放复原时也回到同一时间范围。
+        // 两张图共用时间范围，零时刻左侧留白，避免起始竖线与纵轴重叠。
         VecDouble ticks;
         for(int tick = 0; tick <= 5; ++tick) ticks.append(time * tick / 5.0);
-        plot->setAxisScaleX(0.0, time, ticks);
+        plot->setAxisScaleX(-time * 0.05, time, ticks);
         // 时间刻度及标题只在下图显示，上图仍保留横轴数据与同步关系。
         plot->getAxisOf(0)->setMinimizeAxis(i == 0);
     }
@@ -2029,6 +2069,27 @@ void nmSubWndMain::onShowForecastResult(const QString& wellName, const QVector<d
     QTimer::singleShot(0, this, SLOT(fitForecastViews()));
 }
 
+void nmSubWndMain::onReadonlyCurveDoubleClicked(
+    ZxPlot* plot, ZxObjBase*, const QPointF& point, bool& processed)
+{
+    iGuiPlot* widget = qobject_cast<iGuiPlot*>(sender());
+    if(!widget || !plot || processed) return;
+    for(int i = plot->getObjCount() - 1; i >= 0; --i) {
+        ZxObjCurve* curve = qobject_cast<ZxObjCurve*>(plot->getObjByIndex(i));
+        if(!curve || !curve->isVisible()) continue;
+        // 框架忽略只读曲线的命中，仅检查双击位置时临时解除，打开表格前恢复保护。
+        const bool readonly = curve->isReadOnly();
+        curve->setReadOnly(false);
+        int option = -1, index = -1;
+        const bool hit = curve->_runHitTest(point, option, index);
+        curve->setReadOnly(readonly);
+        if(!hit) continue;
+        processed = true;
+        widget->slotShowCurveData(curve);
+        return;
+    }
+}
+
 bool nmSubWndMain::eventFilter(QObject* watched, QEvent* event)
 {
     // 子窗口缩放、重新显示均在内部控件完成尺寸更新后再适配。
@@ -2091,6 +2152,7 @@ void nmSubWndMain::onShowSensitiveResults()
     updateSensitiveHistogramPlot();
     QSharedPointer<nmDataSensitive::BatchResult> result = manager->getSensitiveData()->getResults();
     iGuiPlot* plot = fitting->getPlotByTag(s_Tag_ChartSensitivity);
+    if(plot) clearResultCurveDataTables(plot);
     if(result.isNull()) {
         // 新模型已丢弃旧批次，同时清除图元与撤销记录，避免窗口恢复或保存后残留旧曲线。
         if(plot) {
@@ -2118,6 +2180,8 @@ void nmSubWndMain::onShowSensitiveResults()
                              tr("Failed to create sensitivity plot."));
         return;
     }
+    connect(plot, SIGNAL(sigDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)),
+            this, SLOT(onReadonlyCurveDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)), Qt::UniqueConnection);
     installSensitiveShow(plot);
     const QSet<QString> hidden = sender() == manager ? QSet<QString>() : hiddenSensitiveCurves(plot);
     QVector<iCurveDesc> curves;
@@ -2288,6 +2352,12 @@ void nmSubWndMain::updateSensitiveHistoryPlot()
     iGuiPlot* plots[] = {history->m_pWxPlotP, history->m_pWxPlotF};
     for(int i = 0; i < 2; ++i) {
         iGuiPlot* plot = plots[i];
+        // 只读历史结果不进入 PF 的流动段编辑处理，双击统一打开框架数据表。
+        disconnect(plot, SIGNAL(sigDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)),
+                   history, SLOT(slotSubDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)));
+        connect(plot, SIGNAL(sigDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)),
+                this, SLOT(onReadonlyCurveDoubleClicked(ZxPlot*,ZxObjBase*,const QPointF&,bool&)), Qt::UniqueConnection);
+        clearResultCurveDataTables(plot);
         const QSet<QString> hidden = sender() == manager ? QSet<QString>() : hiddenSensitiveCurves(plot);
         for(int j = plot->m_pPlot->getObjCount() - 1; j >= 0; --j)
             if(qobject_cast<ZxObjCurve*>(plot->m_pPlot->getObjByIndex(j))) plot->m_pPlot->removeObjByIndex(j);