diff --git a/main.py b/main.py
index d400f30..528f882 100644
--- a/main.py
+++ b/main.py
@@ -152,6 +152,7 @@ def run_egm(para: Parameter) -> dict:
             logger.info(f"挂点处保护角{shield_angle_at_avg_height:.3f}°")
             logger.debug(f"最低相防护标识{rg_type}。（g表示地面，c表示下导线）")
             rated_voltage = para.rated_voltage
+            logger.info(f"交、直流标识{para.ac_or_dc}")
             for u_bar in range(voltage_n):  # 计算不同工作电压下的跳闸率
                 if para.ac_or_dc=="AC":
                     # TODO 需要区分交、直流
diff --git a/webui/src/components/ParameterForm.vue b/webui/src/components/ParameterForm.vue
index c769f2b..e98b6e7 100644
--- a/webui/src/components/ParameterForm.vue
+++ b/webui/src/components/ParameterForm.vue
@@ -318,10 +318,7 @@
               </q-card-section>
             </q-card>
 
-            <!-- 运行日志 -->
-            <LogComponent ref="logRef" />
-
-            <!-- 计算结果 -->
+                        <!-- 计算结果 -->
             <q-card v-if="result" class="q-mt-md shadow-2 bg-green-50">
               <q-card-section class="bg-green-100">
                 <div class="text-h6 text-green-900 flex items-center gap-2">
@@ -330,8 +327,8 @@
                 </div>
               </q-card-section>
               <q-card-section>
-                <div class="text-body1">
-                  <div class="q-mb-sm"><strong>跳闸率：</strong>{{ result.tripping_rate }}</div>
+                <div class="text-body1 result-text">
+                  <div class="q-mb-sm"><strong>跳闸率：</strong>{{ result.tripping_rate.toFixed(4) }} 次/(100km·a)</div>
                   <div v-if="result.n_sf_phases && result.n_sf_phases.length > 0" class="q-mb-sm">
                     <strong>各导线跳闸率：</strong>
                     <span v-for="(rate, index) in result.n_sf_phases" :key="index" class="q-mr-md">
@@ -342,6 +339,10 @@
                 </div>
               </q-card-section>
             </q-card>
+
+            <!-- 运行日志 -->
+            <LogComponent ref="logRef" />
+            
           </div>
         </q-page>
       </q-page-container>
@@ -382,7 +383,7 @@ const defaultParams: AllParameters = {
 
 const params = reactive<AllParameters>(JSON.parse(JSON.stringify(defaultParams)))
 const calculating = ref(false)
-const result = ref<{ tripping_rate: string; n_sf_phases: number[]; message: string } | null>(null)
+const result = ref<{ tripping_rate: number; n_sf_phases: number[]; message: string } | null>(null)
 const error = ref<string | null>(null)
 const logRef = ref<InstanceType<typeof LogComponent> | null>(null)
 const fileInput = ref<HTMLInputElement | null>(null)
@@ -397,6 +398,15 @@ const currentType = computed(() => {
   return params.parameter.rated_voltage.includes('±') ? 'DC' : 'AC'
 })
 
+// 监听电压等级变化，同步更新 ac_or_dc 字段
+watch(
+  () => params.parameter.rated_voltage,
+  (newVoltage) => {
+    params.parameter.ac_or_dc = newVoltage.includes('±') ? 'DC' : 'AC'
+  },
+  { immediate: true }
+)
+
 // 雷暴日与地闪密度相互转换，公式：ng = 0.023 * td^3
 // 标志位避免循环更新
 let isUpdatingFromWatch = false
@@ -495,7 +505,7 @@ const calculate = async () => {
       logRef.value?.addLog('info', '参数: 额定电压=750kV, 雷暴日=20d, 海拔=1000m')
       logRef.value?.addLog('info', '计算完成')
       result.value = {
-        tripping_rate: '0.0581 次/(100km·a)',
+        tripping_rate: 0.0581,
         n_sf_phases: [0.0421, 0.0581, 0.0392],
         message: '计算完成'
       }
@@ -731,7 +741,7 @@ onMounted(() => {
     calculating.value = false
     if (res.success && res.data) {
       result.value = {
-        tripping_rate: res.data.tripping_rate || '',
+        tripping_rate: res.data.avr_n_sf || 0,
         n_sf_phases: res.data.n_sf_phases || [],
         message: res.message || '计算完成'
       }
@@ -749,4 +759,8 @@ onUnmounted(() => {
 </script>
 
 <style scoped>
+.result-text {
+  user-select: text;
+  cursor: text;
+}
 </style>
\ No newline at end of file