?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2497??2004-07-12?01:07??DA正弦波.txt

?????文件????????260??2004-07-12?00:24??DA方波.txt

?????文件????????181??2004-07-12?00:07??DA鋸齒波.txt

?????文件????????325??2004-07-12?00:21??DA三角波.txt

-----------?---------??----------?-----??----

?????????????????3263????????????????????4