枪管是一种厚壁空心管件，由线膛、弹膛、外表面三部分组成。

Gun barrel is a thick and hollow part which is composed with three characteristic surface: line chamber, chamber, outside surface.

youdao

进膛痕迹、线膛痕迹、坡膛痕迹、拔弹痕迹是弹头经枪械运动循环后，在弹头上形成的四种主要的弹头痕迹。

Chamber-loading trace, rifling trace, chamber throat trace and bullet pulling brace are the four major bullet traces which formed on the bullet after its movement circulation.

youdao

本文主要介绍高膛压火炮膛内力学环境的特点及对膛内硬线传输技术的要求。

This paper primarily introduces distinguishing features of in-bore mechanical environment of high chamber pressure gun and reguirments of "hard wire" technique for obtaining in-bore date.

youdao

本文主要介绍高膛压火炮膛内力学环境的特点及对膛内硬线传输技术的要求。

This paper primarily introduces distinguishing features of in-bore mechanical environment of high chamber pressure gun and reguirments of "hard wire" technique for obtaining in-bore date.

youdao