摘要:@echo off
rem 创建快捷方式Windows7 判断操作系统
if "%OS%" == "Windows_NT" goto sys7
if exist "%USERPROFILE%\「开始」菜单\程序\DEMO" goto okStartDIR
md "%USERPROFILE%\「开始」菜单\程序\DEMO"
:okStartDIR
shortcut.exe -f -n "%USERPROFILE%\「开始」菜单\程序DEMO\DEMO.exe.lnk"" -t "
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07 2011 档案
摘要:<html>
<head>
<meta http-equiv="Content-Type" content="text/html">
<title>点与线的距离及垂足点</title>
</head> <script language=javascript> function dist(x, y, startx, starty, endx, endy) { var se = (startx-endx)*(startx-endx)+(starty-endy)*(starty
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