1·Rust had eaten out the gun barrel.
铁锈腐蚀了枪管。
2·This very short " gun barrel" will help reduce dispersion.
这种很短的「炮筒」有助于减小散布。
3·This very short " gun barrel " will help reduce dispersion.
这种很短的“ 炮筒” 有助于减小散布。
4·Thermal ablation wear is a key factor in deciding the life of a rapid-fire-gun barrel.
热烧蚀磨损是决定速射火炮身管寿命的关键因素。
5·By the sphere centre, elevation Angle and azimuth Angle of the gun barrel are obtained.
通过确定球心位置，对炮身管的高低角、方位角进行计算，从而检测火炮调炮的性能。
6·The injection mold was designed by analysis of structure and process of a toy gun barrel.
通过对玩具枪管塑件的结构和工艺分析，进行了模具设计。
7·Then there were the hammering explosions past his ears and the gun barrel hot against his shoulder.
他这时耳边响起了哒哒哒的枪声，枪筒灼热地抵在他的肩上。
8·The measure element moves in the gun barrel and apperceives the change of the actual axes position.
测量元件在炮管内移动并感知炮管实际轴线位置的变化。
9·In French the word rifler meant to "scratch" and that's why the grooves inside a gun barrel are called rifling.
法语单词rifler就曾经有“刮”(scratch)的意思，这也就解释了为什么枪膛内的膛线被称为rifling。
10·A gun barrel was made of this new "chromium steel" but the first shot fired through it broke it into a dozen pieces.
用这种新的“铬钢”做成的枪，第一次开大后它就裂成了许多碎片。