求翻译：利用影视监控录像技术来记录、固定犯罪现场和作案人行为特征和相貌特征，已成为刑事侦查案件现场勘察中不可缺少的一门技术手段。是什么意思？

The use of video surveillance technology to record video, fixed the crime scene and behavioral characteristics of the perpetrators and the facial features, has become a criminal investigation in cases of on-site inspection of an essential technical means.

Using video surveillance video technology to record, fixed the scene of the crime and perpetrator behavioral characteristics and physical profiles has become a criminal investigation, inspection of the scene of the indispensable technical means a door.

Comes the record, the fixed crime scene using the film and television monitoring video recording technology and commits a crime the human behavior characteristic and the facial expression characteristic, has become in the criminal detection case scene reconnaissance an essential technical method.

Using television, fixed video recording technology to record crime scene and offender characteristics of behavioral characteristics, appearance, criminal investigation case has become a technical site survey is an indispensable tool.

Using television, fixed video recording technology to record crime scene and offender characteristics of behavioral characteristics, appearance, criminal investigation case has become a technical site survey is an indispensable tool.