/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: ChengyongWang1 https://cdn.slidesharecdn.com/profile-photo-ChengyongWang1-48x48.jpg?cb=1503836968 Research areas: medical surgical instruments; coated cutting tool, high-speed machining, machining of difficult-to-cut materials etc..