diff --git a/js/aq_demand_plan/child/choose_tool_type_list.js b/js/aq_demand_plan/child/choose_tool_type_list.js
index 03fc8e0..5066711 100644
--- a/js/aq_demand_plan/child/choose_tool_type_list.js
+++ b/js/aq_demand_plan/child/choose_tool_type_list.js
@@ -412,6 +412,12 @@ function importExcel() {
 }
 
 
+function sanitizeNeedNum(value) {
+    let num = Number(value);
+    if (isNaN(num) || num <= 0) return ""; // 非法输入设为空
+    return Math.floor(num); // 自动取整，去除小数
+}
+
 function updateTableWithImportedData(data) {
     const tableData = table.cache.currentTableId || [];
     let updated = false;