修复letdrw缺陷

src/business/letdrw/views/Drv.vue

@@ -503,12 +503,12 @@ export default {
       return this.model.bedgrp.rec.doctypcod
     },
     maxcur(){
-      this.model.ledgrp.cbs.max.cur = this.model.ledgrp.cbs.opn1.cur
-      return this.model.ledgrp.cbs.max.cur
+      this.model.bedgrp.cbs.max.cur = this.model.ledgrp.cbs.opn1.cur
+      return this.model.bedgrp.cbs.max.cur
     },
     maxamt(){
-      this.model.ledgrp.cbs.max.amt = this.model.ledgrp.cbs.opn1.amt
-      return this.model.ledgrp.cbs.max.amt
+      this.model.bedgrp.cbs.max.amt = this.model.ledgrp.cbs.opn1.amt
+      return this.model.bedgrp.cbs.max.amt
     },
     docprbrol(){
       this.model.bedgrp.rec.docprbrol = 'BEB'