采购订单维护查询条件不够，NC订单号需要能查，需要支持多物料编码、多订单号、多需求单号查询

src/views/purchase/purchase-order/column.js

@@ -1097,12 +1097,13 @@ export const SearchColumns = [
   },
   {
     item:{
-      key: "code",
+      key: "orderCode",
       title: "订单编号",  
     },
     attr: {
       clearable:true,
       is: "el-input",
+      placeholder:'请输入订单编号，多个使用,隔开',
     },
   },
   {
@@ -1165,9 +1166,11 @@ export const SearchColumns = [
     },
     attr: {
       clearable:true,
-      is: "el-popover-select-v2",
-      valueKey: "code",
-      referName: "MATERIAL_PARAM",
+      is: "el-input",
+      placeholder:'请输入物料编码，多个使用,隔开',
+      // is: "el-popover-multiple-select-v2",
+      // valueKey: "code",
+      // referName: "MATERIAL_PARAM",
     },
   },
   {
@@ -1248,6 +1251,7 @@ export const SearchColumns = [
     attr: {
       clearable:true,
       is: "el-input",
+      placeholder:'请输入采购需求单号，多个使用,隔开',
     },
   },
   { 
@@ -1261,6 +1265,16 @@ export const SearchColumns = [
       dictName: "sys_yes_no",
     },
   },
+  { 
+    item:{
+      key: "erpOrderCode",
+      title: "NC订单号", 
+    },
+    attr: {
+      clearable:true,
+      is: "el-input",
+    },
+  },
 ].map(({ item, attr }) => ({
   attr,
   item: { ...item, hidden: true, span: item.span || 6 },