/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: napintharn https://cdn.slidesharecdn.com/profile-photo-napintharn-48x48.jpg?cb=1659686821 // * ... in my shoe ... * // "Research is what I'm doing when I don't know what I'm doing." - Wernher Von Braun (1912-1977)