diff --git a/frontend/src/views/tools/waveform/components/WaveformInfoPanel.vue b/frontend/src/views/tools/waveform/components/WaveformInfoPanel.vue
index ccee374..6906b6f 100644
--- a/frontend/src/views/tools/waveform/components/WaveformInfoPanel.vue
+++ b/frontend/src/views/tools/waveform/components/WaveformInfoPanel.vue
@@ -1,24 +1,31 @@
 <template>
     <section class="waveform-panel">
         <div class="panel-header">
-            <div class="section-title">波形信息</div>
+            <div class="section-title">解析信息</div>
         </div>
 
         <div v-if="hasParsedWaveform" class="panel-body info-body">
-            <div class="summary-grid">
-                <div v-for="item in summaryItems" :key="item.label" class="summary-item">
-                    <div class="summary-label">{{ item.label }}</div>
-                    <div class="summary-value">{{ item.value }}</div>
-                </div>
-            </div>
-
-            <div class="info-section">
-                <WaveformVectorInfo
-                    :vector-parse-result="vectorParseResult"
-                    :last-vector-parse-error-message="lastVectorParseErrorMessage"
-                    :active-vector-channel-name="activeVectorChannelName"
-                />
-            </div>
+            <el-tabs v-model="activeInfoTab" class="info-tabs">
+                <el-tab-pane label="波形信息" name="waveform">
+                    <div class="info-tab-panel">
+                        <div class="summary-grid">
+                            <div v-for="item in summaryItems" :key="item.label" class="summary-item">
+                                <div class="summary-label">{{ item.label }}</div>
+                                <div class="summary-value">{{ item.value }}</div>
+                            </div>
+                        </div>
+                    </div>
+                </el-tab-pane>
+                <el-tab-pane label="向量信息" name="vector">
+                    <div class="info-tab-panel">
+                        <WaveformVectorInfo
+                            :vector-parse-result="vectorParseResult"
+                            :last-vector-parse-error-message="lastVectorParseErrorMessage"
+                            :active-vector-channel-name="activeVectorChannelName"
+                        />
+                    </div>
+                </el-tab-pane>
+            </el-tabs>
 
             <div class="feature-header">特征值</div>
             <div v-if="featureCards.length" class="feature-grid">
@@ -44,6 +51,7 @@
 </template>
 
 <script setup lang="ts">
+import { ref } from 'vue'
 import type { Waveform } from '@/api/tools/waveform/interface'
 import type { FeatureCardItem, SummaryItem } from './types'
 import WaveformVectorInfo from './WaveformVectorInfo.vue'
@@ -57,6 +65,9 @@ defineProps<{
     lastVectorParseErrorMessage: string
     activeVectorChannelName: string
 }>()
+
+// 右侧信息区仅切换展示内容，不影响波形与向量解析结果的联动状态。
+const activeInfoTab = ref('waveform')
 </script>
 
 <style scoped lang="scss">
@@ -125,7 +136,7 @@ defineProps<{
 }
 
 .info-body,
-.info-section {
+.info-tab-panel {
     display: flex;
     flex-direction: column;
     gap: 8px;
@@ -135,6 +146,19 @@ defineProps<{
     overflow: auto;
 }
 
+.info-tabs {
+    width: 100%;
+    flex-shrink: 0;
+}
+
+.info-tabs :deep(.el-tabs__header) {
+    margin-bottom: 8px;
+}
+
+.info-tabs :deep(.el-tabs__item) {
+    font-size: 13px;
+}
+
 .summary-grid {
     display: grid;
     grid-template-columns: repeat(3, minmax(0, 1fr));
diff --git a/frontend/src/views/tools/waveform/components/WaveformVectorInfo.vue b/frontend/src/views/tools/waveform/components/WaveformVectorInfo.vue
index 138641e..87dca21 100644
--- a/frontend/src/views/tools/waveform/components/WaveformVectorInfo.vue
+++ b/frontend/src/views/tools/waveform/components/WaveformVectorInfo.vue
@@ -1,6 +1,5 @@
 <template>
     <div class="waveform-vector-info">
-        <div class="feature-header">向量信息</div>
         <div v-if="hasVectorData" class="vector-content">
             <div class="vector-summary-grid">
                 <div v-for="item in vectorSummaryItems" :key="item.label" class="summary-item">
@@ -29,25 +28,48 @@
                 </el-tabs>
 
                 <div v-if="activeCycle" class="vector-tab-content">
-                    <div v-if="phaseVectorCards.length" class="vector-card-grid">
-                        <div v-for="item in phaseVectorCards" :key="item.title" class="feature-card">
-                            <div class="feature-card-title">{{ item.title }}</div>
-                            <div v-for="row in item.rows" :key="row.label" class="feature-row">
-                                <span>{{ row.label }}</span>
-                                <span>{{ row.value }}</span>
-                            </div>
+                    <div v-if="phaseMetricColumns.length" class="phase-metric-table">
+                        <div class="phase-metric-row phase-metric-row--header" :style="phaseMetricGridStyle">
+                            <span class="phase-metric-cell phase-metric-cell--label">指标</span>
+                            <span v-for="column in phaseMetricColumns" :key="column.key" class="phase-metric-cell">
+                                {{ column.label }}
+                            </span>
+                        </div>
+                        <div v-for="row in phaseMetricRows" :key="row.label" class="phase-metric-row" :style="phaseMetricGridStyle">
+                            <span class="phase-metric-cell phase-metric-cell--label">{{ row.label }}</span>
+                            <span v-for="column in phaseMetricColumns" :key="column.key" class="phase-metric-cell">
+                                {{ row.values[column.key] }}
+                            </span>
                         </div>
                     </div>
                     <div v-else class="empty-inline">当前周波未返回相量结果。</div>
 
-                    <div class="feature-header feature-header--nested">序分量与不平衡度</div>
-                    <div class="vector-card-grid sequence-grid">
-                        <div v-for="item in sequenceCards" :key="item.title" class="feature-card">
-                            <div class="feature-card-title">{{ item.title }}</div>
-                            <div v-for="row in item.rows" :key="row.label" class="feature-row">
-                                <span>{{ row.label }}</span>
-                                <span>{{ row.value }}</span>
-                            </div>
+                    <div class="feature-header feature-header--nested">序分量</div>
+                    <div v-if="sequenceMetricRows.length" class="phase-metric-table phase-metric-table--fit">
+                        <div class="phase-metric-row phase-metric-row--header" :style="sequenceMetricGridStyle">
+                            <span class="phase-metric-cell phase-metric-cell--label">指标</span>
+                            <span v-for="column in sequenceMetricColumns" :key="column.key" class="phase-metric-cell">
+                                {{ column.label }}
+                            </span>
+                        </div>
+                        <div v-for="row in sequenceMetricRows" :key="row.label" class="phase-metric-row" :style="sequenceMetricGridStyle">
+                            <span class="phase-metric-cell phase-metric-cell--label">{{ row.label }}</span>
+                            <span v-for="column in sequenceMetricColumns" :key="column.key" class="phase-metric-cell">
+                                {{ row.values[column.key] }}
+                            </span>
+                        </div>
+                    </div>
+                    <div v-else class="empty-inline">当前周波未返回序分量结果。</div>
+
+                    <div class="feature-header feature-header--nested">不平衡度</div>
+                    <div class="phase-metric-table phase-metric-table--fit">
+                        <div class="phase-metric-row phase-metric-row--header" :style="unbalanceMetricGridStyle">
+                            <span class="phase-metric-cell phase-metric-cell--label">指标</span>
+                            <span class="phase-metric-cell">数值</span>
+                        </div>
+                        <div v-for="row in unbalanceMetricRows" :key="row.label" class="phase-metric-row" :style="unbalanceMetricGridStyle">
+                            <span class="phase-metric-cell phase-metric-cell--label">{{ row.label }}</span>
+                            <span class="phase-metric-cell">{{ row.value }}</span>
                         </div>
                     </div>
 
@@ -90,10 +112,10 @@
 </template>
 
 <script setup lang="ts">
-import { computed, ref, watch } from 'vue'
+import { computed, ref, watch, type CSSProperties } from 'vue'
 import dayjs from 'dayjs'
 import type { Waveform } from '@/api/tools/waveform/interface'
-import type { FeatureCardItem, SummaryItem } from './types'
+import type { SummaryItem } from './types'
 
 defineOptions({
     name: 'WaveformVectorInfo'
@@ -105,6 +127,22 @@ const props = defineProps<{
     activeVectorChannelName: string
 }>()
 
+interface PhaseMetricColumn {
+    key: string
+    label: string
+}
+
+interface PhaseMetricRow {
+    label: string
+    values: Record<string, string>
+}
+
+
+interface MetricRow {
+    label: string
+    value: string
+}
+
 const activeVectorGroupKey = ref('')
 const activeCycleKey = ref('')
 const activePhaseKey = ref('')
@@ -146,6 +184,21 @@ const formatCycleTime = (value: unknown) => {
     return formattedValue === '--' ? '--' : `${formattedValue} ms`
 }
 
+const buildMetricLabel = (label: string, unit?: string) => {
+    return unit ? `${label} (${unit})` : label
+}
+
+const phaseMetricConfigs: Array<{
+    label: string
+    getValue: (phase: Waveform.WavePhaseVectorDTO, unit?: string) => string
+}> = [
+    { label: '总有效值', getValue: (phase, unit) => formatWaveValue(phase.totalRms, unit) },
+    { label: '基波幅值', getValue: (phase, unit) => formatWaveValue(phase.fundamentalAmplitude, unit) },
+    { label: '基波有效值', getValue: (phase, unit) => formatWaveValue(phase.fundamentalRms, unit) },
+    { label: '基波相角', getValue: phase => formatPhaseAngle(phase.fundamentalPhaseAngle) },
+    { label: '谐波畸变率', getValue: phase => formatPercentValue(phase.harmonicDistortionRate) }
+]
+
 const buildVectorGroupKey = (group: Waveform.WaveVectorGroupDTO, index: number) => {
     return group.channelName || `group-${index}`
 }
@@ -227,59 +280,103 @@ const activePhaseVector = computed(() => {
 })
 
 const vectorSummaryItems = computed<SummaryItem[]>(() => {
-    const activeGroup = activeVectorGroup.value
     const currentCycle = activeCycle.value
 
+    // 向量摘要区仅保留参照波形信息，并按每行三组信息展示。
     return [
-        { label: '测点名称', value: props.vectorParseResult?.monitorName || '--' },
         { label: '事件时间', value: formatWaveformTime(props.vectorParseResult?.time) },
         { label: '每周波采样点数', value: props.vectorParseResult?.samplePerCycle ?? '--' },
         { label: '可计算周波数', value: props.vectorParseResult?.cycleCount ?? '--' },
-        { label: '当前分组', value: activeGroup?.channelName || '--' },
         { label: '当前周波', value: currentCycle ? buildCycleLabel(currentCycle, Number(currentCycle.cycleIndex ?? 0)) : '--' }
-    ]
+    ].slice(1)
 })
 
-const phaseVectorCards = computed<FeatureCardItem[]>(() => {
-    const activeGroup = activeVectorGroup.value
-
-    return activePhaseVectors.value.map(item => ({
-        title: item.phaseName || '相量',
-        rows: [
-            { label: '总有效值', value: formatWaveValue(item.totalRms, activeGroup?.unit) },
-            { label: '基波幅值', value: formatWaveValue(item.fundamentalAmplitude, activeGroup?.unit) },
-            { label: '基波有效值', value: formatWaveValue(item.fundamentalRms, activeGroup?.unit) },
-            { label: '基波相角', value: formatPhaseAngle(item.fundamentalPhaseAngle) },
-            { label: '谐波畸变率', value: formatPercentValue(item.harmonicDistortionRate) }
-        ]
+const phaseMetricColumns = computed<PhaseMetricColumn[]>(() => {
+    return activePhaseVectors.value.map((item, index) => ({
+        key: `${buildPhaseKey(item, index)}-${index}`,
+        label: item.phaseName || `相别 ${index + 1}`
     }))
 })
 
-const sequenceCards = computed<FeatureCardItem[]>(() => {
+const phaseMetricGridStyle = computed<CSSProperties>(() => ({
+    gridTemplateColumns: `96px repeat(${Math.max(phaseMetricColumns.value.length, 1)}, minmax(96px, 1fr))`
+}))
+
+const sequenceMetricGridStyle = computed<CSSProperties>(() => ({
+    gridTemplateColumns: `132px repeat(${Math.max(sequenceMetricColumns.value.length, 1)}, minmax(0, 1fr))`
+}))
+
+const unbalanceMetricGridStyle = computed<CSSProperties>(() => ({
+    gridTemplateColumns: '156px minmax(0, 1fr)'
+}))
+
+const phaseMetricRows = computed<PhaseMetricRow[]>(() => {
     const activeGroup = activeVectorGroup.value
+
+    // 相量基础指标按“指标为行、相别为列”转置，减少 A/B/C 三相重复标签。
+    return phaseMetricConfigs.map(config => ({
+        label: config.label,
+        values: activePhaseVectors.value.reduce<Record<string, string>>((result, phase, index) => {
+            const column = phaseMetricColumns.value[index]
+            if (column) {
+                result[column.key] = config.getValue(phase, activeGroup?.unit)
+            }
+            return result
+        }, {})
+    }))
+})
+
+const sequenceMetrics = computed<Waveform.WaveSequenceVectorDTO[]>(() => {
     const currentCycle = activeCycle.value
 
-    const sequenceList = [currentCycle?.positiveSequence, currentCycle?.negativeSequence, currentCycle?.zeroSequence]
-        .filter(Boolean)
-        .map(item => ({
-            title: item?.sequenceName || '序分量',
-            rows: [
-                { label: '幅值', value: formatWaveValue(item?.amplitude, activeGroup?.unit) },
-                { label: '有效值', value: formatWaveValue(item?.rms, activeGroup?.unit) },
-                { label: '相角', value: formatPhaseAngle(item?.phaseAngle) }
-            ]
-        }))
+    return [currentCycle?.positiveSequence, currentCycle?.negativeSequence, currentCycle?.zeroSequence].filter(
+        (item): item is Waveform.WaveSequenceVectorDTO => Boolean(item)
+    )
+})
+
+const sequenceMetricColumns = computed<PhaseMetricColumn[]>(() => {
+    return sequenceMetrics.value.map((item, index) => ({
+        key: `sequence-${index}`,
+        label: item.sequenceName || `序分量 ${index + 1}`
+    }))
+})
+
+const sequenceMetricRows = computed<PhaseMetricRow[]>(() => {
+    const activeGroup = activeVectorGroup.value
+
+    // 序分量区域改为“指标为行、序分量为列”，并把单位统一收敛到第一列，避免横向滚动。
+    return [
+        {
+            label: buildMetricLabel('幅值', activeGroup?.unit),
+            getValue: (item: Waveform.WaveSequenceVectorDTO) => formatNumber(item.amplitude)
+        },
+        {
+            label: buildMetricLabel('有效值', activeGroup?.unit),
+            getValue: (item: Waveform.WaveSequenceVectorDTO) => formatNumber(item.rms)
+        },
+        {
+            label: buildMetricLabel('相角', '°'),
+            getValue: (item: Waveform.WaveSequenceVectorDTO) => formatNumber(item.phaseAngle)
+        }
+    ].map(config => ({
+        label: config.label,
+        values: sequenceMetrics.value.reduce<Record<string, string>>((result, item, index) => {
+            const column = sequenceMetricColumns.value[index]
+            if (column) {
+                result[column.key] = config.getValue(item)
+            }
+            return result
+        }, {})
+    }))
+})
+
+const unbalanceMetricRows = computed<MetricRow[]>(() => {
+    const currentCycle = activeCycle.value
 
     return [
-        ...sequenceList,
-        {
-            title: '不平衡度',
-            rows: [
-                { label: '负序不平衡度', value: formatPercentValue(currentCycle?.unbalance?.negativeUnbalanceRate) },
-                { label: '零序不平衡度', value: formatPercentValue(currentCycle?.unbalance?.zeroUnbalanceRate) },
-                { label: '周波中点', value: formatCycleTime(currentCycle?.time) }
-            ]
-        }
+        { label: buildMetricLabel('负序不平衡度', '%'), value: formatNumber(currentCycle?.unbalance?.negativeUnbalanceRate) },
+        { label: buildMetricLabel('零序不平衡度', '%'), value: formatNumber(currentCycle?.unbalance?.zeroUnbalanceRate) },
+        { label: buildMetricLabel('周波中点', 'ms'), value: formatNumber(currentCycle?.time) }
     ]
 })
 
@@ -321,6 +418,10 @@ const activeHarmonicRows = computed(() => {
     gap: 8px;
 }
 
+.vector-summary-grid {
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+}
+
 .summary-item,
 .feature-card,
 .vector-placeholder,
@@ -370,6 +471,62 @@ const activeHarmonicRows = computed(() => {
     color: var(--el-text-color-regular);
 }
 
+.phase-metric-table {
+    overflow: auto;
+    border: 1px solid var(--el-border-color-lighter);
+    border-radius: 4px;
+    background: var(--cn-color-canvas-bg);
+}
+
+.phase-metric-table--fit {
+    overflow: hidden;
+}
+
+.phase-metric-row {
+    display: grid;
+    min-width: 384px;
+    border-bottom: 1px solid var(--el-border-color-lighter);
+}
+
+.phase-metric-table--fit .phase-metric-row {
+    width: 100%;
+    min-width: 0;
+}
+
+.phase-metric-row:last-child {
+    border-bottom: 0;
+}
+
+.phase-metric-row--header {
+    font-weight: 600;
+    color: var(--el-text-color-primary);
+    background: var(--el-bg-color);
+}
+
+.phase-metric-cell {
+    padding: 8px 10px;
+    overflow: hidden;
+    font-size: 12px;
+    line-height: 1.4;
+    color: var(--el-text-color-regular);
+    text-align: right;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+    border-right: 1px solid var(--el-border-color-lighter);
+}
+
+.phase-metric-row--header .phase-metric-cell {
+    color: var(--el-text-color-primary);
+}
+
+.phase-metric-cell:last-child {
+    border-right: 0;
+}
+
+.phase-metric-cell--label {
+    text-align: left;
+}
+
 .vector-tabs {
     width: 100%;
     flex-shrink: 0;
@@ -419,6 +576,49 @@ const activeHarmonicRows = computed(() => {
     background: var(--el-bg-color);
 }
 
+@media (max-width: 1200px) {
+    .vector-summary-grid {
+        grid-template-columns: repeat(2, minmax(0, 1fr));
+    }
+}
+
+@media (min-width: 993px) {
+    .vector-tab-content {
+        display: grid;
+        grid-template-columns: repeat(2, minmax(0, 1fr));
+        align-items: start;
+    }
+
+    .vector-tab-content > * {
+        min-width: 0;
+    }
+
+    .vector-tab-content > :first-child,
+    .vector-tab-content > :nth-child(n + 6) {
+        grid-column: 1 / -1;
+    }
+
+    .vector-tab-content > :nth-child(2) {
+        grid-column: 1;
+        grid-row: 2;
+    }
+
+    .vector-tab-content > :nth-child(3) {
+        grid-column: 1;
+        grid-row: 3;
+    }
+
+    .vector-tab-content > :nth-child(4) {
+        grid-column: 2;
+        grid-row: 2;
+    }
+
+    .vector-tab-content > :nth-child(5) {
+        grid-column: 2;
+        grid-row: 3;
+    }
+}
+
 @media (max-width: 992px) {
     .vector-summary-grid,
     .vector-card-grid,
@@ -430,4 +630,4 @@ const activeHarmonicRows = computed(() => {
         grid-template-columns: repeat(2, minmax(0, 1fr));
     }
 }
-</style>
\ No newline at end of file
+</style>