Ultrasonic testing of artificial defects in alumina ceramic

Chang, Li-ShinLi-ShinChangChuang, Tung-HanTung-HanChuang2009-01-062018-06-282009-01-062018-06-281997http://ntur.lib.ntu.edu.tw//handle/246246/95881application/pdf691301 bytesapplication/pdfen-USUltrasonic testing of artificial defects in alumina ceramicjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/95881/1/21.pdf