A NEW INTRODUCTION TO MODAL LOGIC Preface ix Part One: Basic Modal Propositional Logic 1 The Basic Notions 3 The language of PC C) Interpretation D) Further operators F) Interpretation of A , D and s G) Validity (8) Testing for validity: (i) the tru
freepdb.cmd文件解读 说明：@字符后面的是注释 if "%1"=="" ( @如果"%1"表示输入的参数如果为空，则进行如下处理 echo Usage: freepdb filename echo This will free all handles of VS2003 on filename.pdb echo Requires the Handle utility from Windows Sysinternals goto :eof ) cd /d "%~dp0" @进入free
