/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: NarateMeksook https://cdn.slidesharecdn.com/profile-photo-NarateMeksook-48x48.jpg?cb=1553264451 STRUCTURAL ENGINEERING IS THE ART OF USING MATERIALS That Have Properties Which Can Only Be Estimated TO BUILD REAL STRUCTURES That Can Only Be Approximately Analyzed TO WITHSTAND FORCES That Are Not Accurately Known SO THAT OUR RESPONSIBILITY