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由第四军医大学口腔学系、陕西中医学院和西北医疗器械一厂研究所协作研制的KGC-1型根管电测仪,1982年6月12日在西安通过鉴定。电测仪根据牙齿根尖孔与口腔粘膜间的
The KGC-1 root canal electrical measuring instrument developed by the Department of Stomatology of the Fourth Military Medical University, Shaanxi College of Traditional Chinese Medicine and the Northwest Medical Apparatus Factory Factory passed the appraisal in Xi’an on June 12, Electrical measuring instrument according to the root of the tooth hole and oral mucosa