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At present, the methods of static calibrating change quantity of cannon barrel ballistic performance, at home and abroad, have their defects. 目前国内外静态标定火炮身管内弹道性能改变量的方法,都存在着原理和精度不高的缺陷。
I built the model without a lot of modifications.I only lengthened the cannon barrel and relocated it on the right shoulder and modified the riffle. 这个模型我没有作出很多修改，只加长了大炮管和把大炮放在右肩上，以及修改了枪的外形。
According to the data analysis of erosion and damage of a cannon barrel,the paper locates the characteristic planes of erosion and abrasion,and then uses several characteristic planes to describe the change of interior ballistics. 通过对某加农炮的身管烧蚀磨损特征数据进行分析整理,确定了身管烧蚀磨损特征面,采用了多特征面来表述火炮内弹道性能变化。
In this paper, by using the recently developed AVERLOGIC flat panel display monitor controller AL300, we design a portable spying and calibrating apparatus of the cannon barrel which can collect, process and display the measured data and video signal. 应用AVERLOGIC公司最新研制的平板显示控制器AL300,实现了便携式火炮测径窥膛仪的火炮直径数据采集、炮膛视频图像转换与显示系统设计。
Evaluation of Cannon Barrel Lofe and Interior Ballistic Performance 火炮身管寿命评定与内弹道性能
Measurement of cannon barrel straightness based on CCD 基于CCD的身管弯曲度的测量
Study on Assess Ment of Cannon Barrel Life by Muzzle Velocity of Pill 弹丸初速评定火炮身管寿命研究
Erosion and Abrasion of a Cannon Barrel to Interior Ballistic Performance 某加农炮身管内膛烧蚀磨损对内弹道性能的影响
Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
Our fighter planes are all armed with cannon. 我们的战斗机都装备了机关炮。
The beer comes out of the barrel under pressure. 啤酒受到压力从桶中流出。
The cannon shot the town to pieces. 大炮的射击毁了这座城市。
Peter had his head in a tar barrel sure enough. 不出所料，彼得陷入了困境。
The front gate was blasted open with a cannon. 前门被大炮轰开了。
The worker repaired the barrel with a hoop iron. 这个工人用一个铁箍修桶。
An early form of cannon that fired stone balls. 射石炮早期发射石弹大炮的一种
He made a barrel with staves by himself. 他自己用桶板做了一只桶。
He drew off a pint of beer from the barrel. 他从酒桶里抽出一品脱啤酒。
One rotten apple spoil the whole barrel. 一只烂苹果，糟蹋一整箩。
The price of oil have reach$30 a barrel. 石油的价格已涨到每桶30美元。