查询词典 gun barrel

This release creates the air blast that has to occur in order to propel the BB through the gun barrel.

这释放造成的空气发生爆炸，为了推动通过BB型枪管。

In the battle of Mission City, Jazz attacks Devastator and bends his gun barrel while he's in tank mode.

城市大战中，在Devastator还在坦克模式的时候，Jazz袭击他，并把他的枪筒弄弯了。

If you were trying to describe how a gun-pointing servomechanism works, you might start out by saying, Suppose I push down on the gun-barrel to create a position error.

如果你试图去描述火炮瞄准的伺服机制是如何工作的，你可能会这样开头：假设我把炮管下压产生了一个位差。

For naturally cooled monobloc barrel, its thermal condition in regular regime can be evaluated by measuring the outside temperature of two arbitrary rounds;(2) During a sustained firing process, unsteady heat conduction exists in a monobloc barrel, whereas unsteady and quasi steady heat conduction exist with actively cooled composite barrels, meaning that the thermal condition changes from uncontrolled to controlled;(3) Different combinations of the convective heat transfer coefficient h and thickness of gun barrel δ have much effects on cooling the bore temperature.

利用有限元软件分析了某大口径火炮身管的温度场分布，并对自然散热条件下的单筒身管和主动冷却条件下的复合身管温度场进行了比较，其结果为(1)身管温度场分布存在初始和正规工况阶段，后者的单筒身管热状态可以通过测定任意两发身管外表面温度来评估；(2)持续射击过程中，单筒身管始终处于非稳态导热过程，主动冷却身管则包括非稳态和准稳态两个过程，实现了身管热状态由不可控向可控转变；(3)对流传热系数h和身管壁厚δ的组合对降低内膛温度具有很大影响。

The gun barrel and action bedding block are molded directly into the gun stock or set into the stock with epoxy.

枪管和机动基衬座可以直接模塑成步枪枪托或者用环氧树脂固定到枪托内。

Calculation of heat flux into the gun bore is very important for wear problems in the gun barrel and its thermo-mechanical properties.

确定发射时输入内膛壁的热流密度对研究烧蚀磨损以及身管的热力学特性等问题至关重要。

Aimed at some problems that radial wear quantity measuring accuracy of gun barrel inner bore was low,and the degree of automation was not high,by use of laser un-touched measuring technology,a precision measuring system of gun barrel inner diameter was designed.

针对现有火炮身管内膛径向磨损量检测仪器所存在的测量精度低、自动化程度不高等问题，设计了一套利用激光非接触测量技术对身管内径实现精密测量的系统。

The forms of fatigue cracks in bore of gun barrel are considered as edge cracks and semi-elliptical cracks. The stress intensity factors of gun barrel are calculated using a weight function method under the autofrettaged residual stress, thermal stress and assemblage stress.

3武器身管内表面的疲劳裂纹考虑为边裂纹和半椭圆型表面裂纹两种形式，用权函数方法研究了身管在自紧残余应力、温度应力和装配应力作用下的应力强度因子。

Based on gun bore radial wear Δdmax as discrimination condition of barrel life the mathematical model for predicting melt-erosion of gun-barrel is established which is employed in analyzing factors affecting the life of gun such as material, gun powder,firing conditions and so on. It is pointed out that active cooling technology is an effective method for solving many problems concerned with heat transfer each time the gun is fired.

文中由身管寿命判别条件△d_建立了身管熔化烧蚀预测计算模型，从原理上对各种延缓烧蚀速度、提高身管寿命的措施，如采用内膛镀铬、使用冷火药和护膛剂等进行了阐述；同时基于该模型指出采用身管主动冷却技术是延长火炮身管寿命最有效的措施之一。

By employing a certain kind of rapid-fire-gun barrel adopting outside liquid cooling method to act as the research object, the fluid-structure coupling heat-transfer model of barrel, cooling fluid and water-jacket was established, and then such a model was calculated with finite element method.

以某采用外液冷方式的速射火炮身管为研究对象，建立了包括身管、冷却液和水套的流固耦合传热模型，使用有限元方法进行研究。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了