Criminal gunshot verifiers should study the funs' automatic principles and guns' structures, explore the foundation and changes of bullet marks, which can lay strong foundation for making a good job in criminal gunshot verification.
Criminal gunshot verifiers should study the funs' automatic principles and guns' structures, explore the foundation and changes of bullet marks, which can lay strong foundation for making a good job in criminal gunshot verification.
刑事验枪人员应对枪支的自动原理及枪支结构进行研究，并在此基础上进一步研究枪弹痕迹的形成及变化，为搞好刑事验枪工作打下坚实的基础。