bullet perforation

简明释义

1. 子弹射孔; 2. 用射孔枪射孔;

英英释义

例句

1.After the incident, the police collected evidence of bullet perforation from the scene.

事件发生后，警方从现场收集了子弹穿孔的证据。

2.The bullet perforation in the car door indicated a close-range shooting.

车门上的子弹穿孔表明这是一次近距离射击。

3.The forensic team examined the wall for signs of bullet perforation.

法医团队检查墙壁是否有子弹穿孔的迹象。

4.The doctor noted the bullet perforation in the patient's abdomen during surgery.

医生在手术中注意到患者腹部的子弹穿孔。

5.Investigators used X-rays to identify the bullet perforation in the victim's skull.

调查人员使用X光识别受害者颅骨中的子弹穿孔。

作文

In the realm of forensic science and criminal investigations, understanding the concept of bullet perforation is crucial. Bullet perforation refers to the process by which a bullet penetrates a surface, leaving behind a distinct mark or hole. This phenomenon is not just a matter of physical damage; it carries significant implications for crime scene analysis and the reconstruction of events leading to a shooting incident.When a bullet strikes an object, several factors come into play that determines the nature of the bullet perforation. These include the type of bullet, its velocity, the angle of impact, and the material of the surface being struck. For instance, a hollow-point bullet designed to expand upon impact will create a different kind of bullet perforation compared to a full metal jacket bullet, which typically maintains its shape and penetrates deeper.Forensic experts often analyze bullet perforation patterns to ascertain details about a shooting incident. The size, shape, and location of the perforations can provide valuable insights into the distance from which the shot was fired and the position of both the shooter and the victim. For example, close-range shots tend to create larger and more irregular holes due to the high energy transfer at short distances. In contrast, shots fired from a distance may result in smaller, cleaner perforations.Moreover, the analysis of bullet perforation can also aid in determining the type of firearm used in a crime. Each firearm has a unique barrel design that imparts specific characteristics to the bullet as it exits. By examining the perforations left on various surfaces, forensic specialists can match these patterns to known firearms, thus narrowing down the list of potential weapons involved in the crime.In addition to its application in criminal investigations, bullet perforation has implications in the fields of ballistics and materials science. Researchers study the mechanics of bullet perforation to improve body armor and develop better protective gear. Understanding how different materials react to ballistic impacts helps engineers design more effective safety equipment for law enforcement and military personnel.The psychological impact of bullet perforation cannot be overlooked either. For victims of gun violence, the sight of bullet perforation on their bodies or in their environments can serve as a constant reminder of trauma. Communities affected by gun violence often grapple with the aftermath, including fear and anxiety, as they navigate spaces marked by such violent events.In conclusion, the concept of bullet perforation extends far beyond the mere act of a bullet creating a hole. It encompasses a wide range of implications in forensic science, criminal investigations, engineering, and psychology. By studying bullet perforation, we not only seek to understand the mechanics of firearms but also aim to foster a deeper awareness of the societal issues surrounding gun violence. Through this understanding, we can work towards creating safer communities and preventing future tragedies related to firearms.

在法医学和刑事调查领域，理解“子弹穿孔”这一概念至关重要。“子弹穿孔”是指子弹穿透表面并留下明显的痕迹或孔洞的过程。这一现象不仅仅是物理损伤的问题；它对犯罪现场分析和重建导致枪击事件的过程具有重要意义。当子弹击中物体时，多个因素决定了“子弹穿孔”的性质。这些因素包括子弹类型、速度、撞击角度以及被击中表面的材料。例如，设计为在撞击时膨胀的空心点子弹将产生与全金属外壳子弹不同类型的“子弹穿孔”，后者通常保持其形状并深入穿透。法医专家常常分析“子弹穿孔”模式，以确定枪击事件的细节。穿孔的大小、形状和位置可以提供有关射击距离及射手和受害者位置的重要见解。例如，近距离射击由于短距离高能量转移，往往会产生更大且不规则的孔洞。相比之下，从远处射击可能导致较小、较干净的穿孔。此外，“子弹穿孔”的分析还可以帮助确定犯罪中使用的火器类型。每种火器都有独特的枪管设计，这使得子弹在发射时产生特定的特征。通过检查各种表面上留下的穿孔，法医专家可以将这些模式与已知火器匹配，从而缩小涉及犯罪的潜在武器范围。除了在刑事调查中的应用外，“子弹穿孔”在弹道学和材料科学领域也具有重要意义。研究人员研究“子弹穿孔”的机制，以改善防弹衣和开发更好的保护装备。了解不同材料对弹道冲击的反应有助于工程师设计出更有效的安全设备，以保护执法和军事人员。“子弹穿孔”的心理影响也不容忽视。对于枪支暴力的受害者来说，看到自己身体或环境中存在的“子弹穿孔”会成为创伤的持续提醒。受到枪支暴力影响的社区常常在事后处理恐惧和焦虑，因为他们在经历过此类暴力事件的空间中导航。总之，“子弹穿孔”的概念远不止于子弹造成一个孔的简单行为。它涵盖了法医学、刑事调查、工程学和心理学等多个方面的广泛影响。通过研究“子弹穿孔”，我们不仅寻求理解火器的机械原理，还旨在加深对围绕枪支暴力的社会问题的认识。通过这种理解，我们可以努力创造更安全的社区，预防与火器相关的未来悲剧。