凭证付款担保过程 OVFH Document payment guarantee procedure ; Document payment guarantee procedure

确定付款担保过程 OVFJ Determine payment guarantee proced

客户付款担保过程 OVFG Customer payment guarantee procedure ; Customer payment guarantee procedure

付款担保过程的控制 OVFF Control for payment guarantee proced

分配凭证付款担保过程 OVFI Assign doc. payment guarantee proced