合同支付，导入材差数据显示调整

app/public/js/phase_pay_detail.js

@@ -1189,7 +1189,7 @@ $(document).ready(() => {
                         name: '导入材差数据',
                         visible: function(key, opt) {
                             const select = SpreadJsObj.getSelectObject(sheet);
-                            return (!select.children || select.children.length ===0) && !readOnly;
+                            return (!select.children || select.children.length ===0) && !readOnly && !payUtils.check.isFixed(select);
                         },
                         callback: function(key, opt) {
                             const select = SpreadJsObj.getSelectObject(sheet);