用spool 导出csv 格式文件的时候后 set 命令不起作用，而且中文不能正常显示

set echo off;
set Feedback off;
set heading off;
set pagesize 0;
set linesize 1000;
set numwidth 16;
set termout off;
set trimout on;
set trimspool on;

16:04:43 db_monitor@READDB3> 454883386
ʢ 462754391
9Ѱ

         578
ʱ017-11-14 01:34:42
(ms):1094
14-NOV-17                                   3000 14-NOV-17

 454883386
ʢ 462754363
8ʹ	 577
ʱ017-11-14 01:23:22
(ms):1046
14-NOV-17                                   3000 14-NOV-17