文本文件：info.txt
表：table
表table中的一个字段：feature
info.txt内容如下：
2.64782e+006
2.59332e+006
1.82109e+006
...
------解决方案--------------------------------------------------------
use table
copy stru to newtable fields feature
go top
use newtable in 0
select newtable
append from info.txt deli with blank
scan
replace table.feature with feature
skip in table
endscan