diff --git a/frontend/src/views/home/components/channelPairing.vue b/frontend/src/views/home/components/channelPairing.vue
index 8934040..6d9275f 100644
--- a/frontend/src/views/home/components/channelPairing.vue
+++ b/frontend/src/views/home/components/channelPairing.vue
@@ -461,20 +461,10 @@ const createNodes = (device: Device.ResPqDev[], standardDev: StandardDevice.ResP
 
 
 
-    let conditionCount = 0;
-    let Key;
-    // 提前创建设备ID集合，优化查找性能
-    const validDeviceIds = new Set(inspectionDevices.map(d => d.id));
-    for (const { deviceId } of deviceChannelGroups) {
-        if (validDeviceIds.has(deviceId) && Key !== deviceId) {
-            conditionCount++;
-            Key = deviceId;
-        }
-    }
 
     // 添加被检设备
     // let deviceCurrentYPosition = 50; // 与通道计算保持一致的初始位置
-    let deviceCurrentYPosition = (vueFlowElement.value - 125 * conditionCount) / 2;;  // 与通道计算保持一致的初始位置
+    let deviceCurrentYPosition = (vueFlowElement.value - 60 * actualChannelsTotalLength) / 2;  // 与通道计算保持一致的初始位置
     let lastDeviceId = ''; // 记录上一个处理的设备ID
 
     deviceChannelGroups.forEach(({ deviceId, centerY }) => {
@@ -513,20 +503,10 @@ const createNodes = (device: Device.ResPqDev[], standardDev: StandardDevice.ResP
 
 
 
-    let lastStandardDeviceKey = '';
-    let channelCount = 0;
-    const validDeviceKey = new Set(standardDevices.map(d => d.id)); // 提前构建有效ID集合
-
-    standardChannelGroups.forEach(({ deviceId }) => {
-        if (validDeviceKey.has(deviceId) && lastStandardDeviceKey !== deviceId) {
-            channelCount++;
-            lastStandardDeviceKey = deviceId;
-        }
-    });
 
     // 添加标准设备
     // let standardDeviceCurrentYPosition = 50; // 与标准通道计算保持一致的初始位置
-    let standardDeviceCurrentYPosition = (vueFlowElement.value - 125 * channelCount) / 2;; // 与标准通道计算保持一致的初始位置
+    let standardDeviceCurrentYPosition = (vueFlowElement.value - 60 * totalCount) / 2; // 与标准通道计算保持一致的初始位置
     let lastStandardDeviceId = ''; // 记录上一个处理的标准设备ID
 
     standardChannelGroups.forEach(({ deviceId, centerY }) => {