N [美国英语] → a technical term for fingerprint
Dactylogram product has optics identifying and biology radio frequency to identify 2 kinds of systems.
指纹产品有光学识别和生物射频识别二种系统。
Objective To accumulate the material on colony genetics and ethnology, the characters of dactylogram in left-arm folding people of Dong Nationality in Hunan Provice was studied.
目的对湖南侗族左扣手人群的掌纹分布特点进行研究，积累侗族群体遗传学与民族学资料。
The techniques in dactylogram image capturing, as well as key points and features of performance are introduced. Technique application and development trends are also briefly discussed.
主要介绍各种指纹图像传感器技术关键、性能特点，并简要介绍其应用情况及发展趋势。
应用推荐