Open AccessResearch on Pin Tumbler Locks and the Characteristics of Surface Traces Formed by Unlocking Guns
Author(s) -
Yi Gao,
Yifeng Jin,
Yuling Bai,
Hongcheng Mei,
Xu Zhen
Publication year - 2018
Publication title -
iop conference series. materials science and engineering
Language(s) - English
Resource type - Journals
eISSN - 1757-899X
pISSN - 1757-8981
DOI - 10.1088/1757-899x/307/1/012008
Subject(s) - trace (psycholinguistics) , point (geometry) , surface (topology) , computer science , closing (real estate) , engineering drawing , machining , mechanical engineering , engineering , geometry , mathematics , business , philosophy , linguistics , finance