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。
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。
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。
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。
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。
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。
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。
The utility model discloses an aerial power transmission and distribution wire ice removing device comprising a gun barrel.
本实用新型公开了一种高空输变电线路除冰装置。
The calculation results can provide reference for heat transfer process analysis of gun barrel and safety of propellant charge.
计算结果为分析火炮身管传热过程及发射装药安全性提供参考。
Gun barrel is a thick and hollow part which is composed with three characteristic surface: line chamber, chamber, outside surface.
枪管是一种厚壁空心管件，由线膛、弹膛、外表面三部分组成。
The paper mainly discusses the research on the measuring instrument of gun barrel axis Straightness, which is based on image processing.
本文主要论述了基于图像处理的炮管轴线直线度测量仪的研究。
Launching a certain amount of ammunition, it is easy to produce crack in the gun barrel and that will have effect on the security of fire.
火炮发射一定数量炮弹后，身管容易出现裂纹，从而影响射击安全性。
A powder gun that has a low voltage single supply to it, and steps up the current to high voltage via a cascade multiplier located in the gun barrel.
对粉末供应一个较低的电压，然后通过放置在喷枪中的叠加增效器逐步增加电流到一个高的电压。
The reliability model of strength design of gun barrel is built on the basis of analysis about distributions of material property, loads and dimensions.
从分析火炮身管的材料、载荷和结构尺寸的离散性出发，建立了火炮身管强度设计的可靠度模型；
The factors which influence the firing life of gun barrels have been investigated in this paper from the viewpoint of properties of gun barrel materials.
本文从材料角度探讨研究影响枪炮身管射击寿命的因素。
By means of numerical calculation, the rules of J-Integral values varied with the length and depth of the inner surface crack of gun barrel were obtained.
通过数值计算，得出了身管内表面裂纹J积分值随裂纹长度及深度的变化规律。
It is proved by a concrete example of gun barrel strength design with consistent reliability that a consistent reliability will offer a consistent safety abundance.
针对某型火炮身管进行了可靠度有限一致的强度设计，从而保证了身管设计安全裕度的有限一致。
It has been proved that polyurethane wear-reducing additive can apparently reduce wear and erosion of the gun barrel and improve the life of the barrel a great deal.
研究证明，聚氨酯缓蚀添加剂能明显降低内膛烧蚀与磨损，大幅度提高枪管寿命。
The invention discloses a magnetic locking mechanism for weapon, comprising driving spring, casing, resistance iron for back seat, magnet, gun action and gun barrel.
本发明公开了一种武器的磁力闭锁机构，它包括：复进簧、机匣、后座阻铁、磁体、枪机和枪管。
According to the problems of blocked chips and hole qualities in the drilling of small caliber gun barrel, a installation of low-frequency vibration drilling is designed.
针对小口径火炮身管钻削加工时存在的切屑堵塞和内膛质量问题，设计了一套低频振动装置。
The imaging quality of CCD camera for the inner bore of a gun barrel has been improved. The luminance, uniformity, color and sharpness of image have attained a good effect.
提高了CCD摄像机在炮管内膛的成像质量，使图像在亮度、均匀性、色彩和清晰度方面达到很好效果。
Then every technology was studied according to the structure and principle of gun barrel. In the end, a suitable method to extend the erosion life of gun barrel was propose…
并在分析火炮身管的结构特点和工作特点的基础上，确定了一种比较理想的身管延寿技术。
A new kind of strength design method of gun barrel and corresponding safety coefficient choice range were presented, and the strength failure process of gun barrels was analyzed.
提出了一种火炮身管强度设计的新方法和基于该方法的安全系数选择方案，分析了身管强度失效过程。
The paper brings out the complex technology which is after laser discrete hardened pretreatment on basal body, chromate treatment can improve the service life of chromium plated gun barrel.
提出了先激光离散淬火预处理基体后，再镀铬提高镀铬身管寿命的复合工艺。
"All politics grows out of the barrel of a gun," as a famous twentieth-century Machiavellian once put it.
二十世纪一位著名马奇亚维利派学者曾经说过：“所有的政治都是活在枪杆子下。”
Kellerman also sees the police cars and quickly attaches a silencer to the barrel of his gun.
Kellerman也看到了警察，他迅速地将一个消声器连到他的枪管上。
Kellerman also sees the police cars and quickly attaches a silencer to the barrel of his gun.
Kellerman也看到了警察，他迅速地将一个消声器连到他的枪管上。
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