發送短信 : Presentations : best practices vs. what's practiced - a field research.

 __   _     ______    _____    _    _      _____  
| || | ||  /_   _//  / ____|| | || | ||   / ___// 
| '--' ||   -| ||-  / //---`' | || | ||   \___ \\ 
| .--. ||   _| ||_  \ \\___   | \\_/ ||   /    // 
|_|| |_||  /_____//  \_____||  \____//   /____//  
`-`  `-`   `-----`    `----`    `---`   `-----`