Array
(
    [0] => Array
        (
            [catname_arr] => Array
                (
                    [0] => 五金/工具
                    [1] => 仪器仪表
                )

            [catid_arr] => Array
                (
                    [0] => 50020485
                    [1] => 50020519
                )

        )

)