甲供材料，计量后，允许修改单价

app/public/js/se_jgcl.js

@@ -296,7 +296,7 @@ $(document).ready(() => {
                     case 'name':
                     case 'unit':
                     case 'unit_price':
-                        info.cancel = readOnly || node.pre_used;
+                        info.cancel = readOnly;
                         break;
                 }
             },