解决情况：

 // Add the custom columns to the copas post type:
    add_filter( \'manage_copas_posts_columns\', \'set_custom_edit_copas_columns\' );
    function set_custom_edit_copas_columns($columns) {
        //unset( $columns[\'author\'] );
      $columns[\'coluna_carta\'] = __( \'Carta\', \'your_text_domain\' );
      $columns[\'coluna_naipe\'] = __( \'Naipe\', \'your_text_domain\' );
      $columns[\'coluna_situacao\'] = __( \'Situacao\', \'your_text_domain\' );
      return $columns;
    }

    add_action( \'manage_copas_posts_custom_column\' , \'custom_copas_column\', 10, 2 );
    function custom_copas_column( $column, $post_id ) {
      switch ( $column ) {
        case \'coluna_carta\' :
        echo get_post_meta( $post_id , \'dbt_carta\' , true ); 
        break;

        case \'coluna_naipe\' :
        echo get_post_meta( $post_id , \'dbt_naipe\' , true ); 
        break;

        case \'coluna_situacao\' :
        echo get_post_meta( $post_id , \'dbt_situacao\' , true ); 
        break;

      }
    }