/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: osama212 https://cdn.slidesharecdn.com/profile-photo-osama212-48x48.jpg?cb=1516166381 Expert Mechanical engineer in maintenance with good experience in power plant and petrochemical plants , I have 7 years experience in the Maintenance field ,