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。

Adopt technical measure, a dactylogram that police discovered bequeath to go up in pane of tank truck car.

通过技术手段，警方发现了遗留在油罐车车窗玻璃上的一枚指纹。

The efficiency that the dactylogram picture quality that dactylogram collects appearance identifies to pretreatment and dactylogram has very big effect.

指纹采集仪采集的指纹图像质量对预处理及指纹识别的效率有很大的影响。

The experiment proves, this method has to unqualified dactylogram image better filter the effect, be helpful for improving the efficiency of whole system.

实验证实，该方法对不合格的指纹图像有较好的过滤效果，有利于提高整个系统的效率。

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。