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擦过性枪伤(作者译)

[Grazing gun shot wounds (author's transl)].

作者信息

Weber W

出版信息

Z Rechtsmed. 1981;87(1-2):35-40.

PMID:7303944
Abstract

The ballistics of graze shots without bullet contact were investigated. Shots from several heights and distances were performed on stretched elastic bandages nearly tangentially. With shots from short distances there were soot stripes transverse to the shot direction within the picture of partially and uncombusted powder residues upon the elastic bandages, not yet described in the literature. The phenomenon of getting reproducible stripes within the graze shot effects were studied by photos taken by a high speed camera (nearly 4,000 and 7,000 pictures/s). Just when the shot broke off, stationary waves were inflicted within the elastic surface by the shot streams. The white stripes within the graze shot effects were in the shot stream shadow when the hot powder gas and uncombusted residues went over the elastic bandages. The physical and theoretical aspects were explained and concrete case was demonstrated. The investigation of graze shot effects is a new possibility to determine short shot distances.

摘要

对无子弹接触的擦过射击的弹道学进行了研究。从几个高度和距离对几乎呈切线方向拉伸的弹性绷带进行射击。在近距离射击时,在弹性绷带上部分和未燃烧的火药残渣图像内出现了与射击方向横向的烟灰条纹,这在文献中尚未有描述。通过高速摄像机(每秒近4000张和7000张照片)拍摄的照片,研究了在擦过射击效果中获得可重现条纹的现象。就在射击结束时,射击流在弹性表面造成了驻波。当热的火药气体和未燃烧的残渣越过弹性绷带时,擦过射击效果中的白色条纹处于射击流阴影中。对物理和理论方面进行了解释,并展示了具体案例。擦过射击效果的研究为确定短射击距离提供了一种新的可能性。

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