Нкиак не могу понять как добавлять множественное значение

<?php

                  foreach ($TECHNICAL_PARAMETERS_DESCRIPTION as $i => $DESCRIPTION){
                     $ar_Fields["PROPERTY_VALUES"]["TECHNICAL_PARAMETERS"]['DESCRIPTION'][]    = $DESCRIPTION;
                     $ar_Fields["PROPERTY_VALUES"]["TECHNICAL_PARAMETERS"]['VALUE'][]       = $TECHNICAL_PARAMETERS_VALUE[$i];   
                  }
                  foreach ($_FILES['PHOTO'] as $PHOTO){
                     $ar_Fields["PROPERTY_VALUES"]["PHOTO"][]                = CFile::MakeFileArray($PHOTO);   
                  }
?>