With this small amount of code, you've implemented a simple simulation of a rotating projectile.
通过这些代码，您就实现了一个旋转投射的简单模拟。
The intention was to get close, fire a projectile into the surface and grab some of the ensuing dust.
它原定目标是接近这颗小行星，发射一抛射物（探测器）进入小行星表面，从而捕获扬起的尘埃。
Then they started to look and discovered that it was some kind of projectile, but they didn't know what it was.
然后他们开始检查，发现那是某种类似弹丸的东西，但他们不知道那究竟是什么。
Last year's class built a 37-pound, 8.5-foot-long carbon-fiber projectile with advanced data-collection systems onboard.
去年的班级建造了一个37磅、8.5英尺长的碳纤维弹，上面有先进的数据收集系统。
That means that the best way to launch a high-altitude projectile is to send it flying at a 90-degree Angle to the ground-straight up.
这表明使抛物体能够抛到高处的最好方法就是使它以跟地面成90度的角度抛出，也就是竖直往上抛出。
The path followed by a projectile is called its trajectory.
发射体所循的路径称为它的轨道。
The gliding flight of projectile is an efficient extended range technique.
滑翔增程是目前采用的较为有效的一种弹箭增程技术。
Aim: To measure mass, centroid and centroidal deviation of projectile body.
目的：对弹体的质量、质心及质偏进行测量。
The vertical and horizontal motions of a projectile can be treated independently.
抛射体的竖直方向和水平方向的运动能够分开来处理。
The mechanism of KE projectile penetrating the pre-damage concrete is researched.
进行了动能侵彻体对预损伤混凝土的侵彻机理研究。
The vertical and horizontal motions of a projectile can be treated independently .
抛射体的竖直方向和水平方向的运动能够分开来处理。
The projectile loom USES a projectile with grippers to carry the yarn through the shed.
片梭织机使用一个带有夹子的片梭将纬纱引过梭口。
In this thesis, the aerodynamic heating methods of hypersonic projectile are presented.
本论文进行了高超声速弹丸的气动热研究。
Trajectory correction projectile; Sensitivity function; Identification; Optimal control; Actuator.
弹道修正弹；灵敏度函数；辨识；最优控制；舵机。
A fast projectile penetrating tissue transfers energy during its passage, mainly as pressure waves.
一个高速投射物在其穿透组织时，会以压力波的形式释放出能量。
This weapon system consists of two parts, namely, the TV-guided projectile and the ground control station.
该武器系统由电视末制导炮弹和地面控制站二部分组成。
Damage model was built based on the rules of projectile dispersion and the principle of armour-piercing mechanics.
并在此基础上根据射弹散布规律及穿甲动力学原理建立了毁伤模型。
The launching technique to enhance the projectile velocities of a two-stage light gas gun was studied in this paper.
本文研究了提高二级轻气炮弹丸速度的发射技术途径。
From the point of launch dynamics, the factors influencing the vertical target dispersion of projectile were analyzed.
从发射动力学的角度，分析了影响某炮弹立靶密集度的因素。
At the front, as Henry and some Italian ambulance drivers were eating in a dugout, an Austrian projectile exploded over them.
在前线，当亨利和几个意大利救护车驾驶员一起在地下掩蔽部吃饭的时候，一枚奥地利炮弹在他们上边爆炸。
The paper presents and discusses the manufacturing technology of applying emery on batch roller of projectile weaving machine.
介绍了片梭织机卷取辊涂布金刚砂的制造工艺，并对制造工艺进行了讨论。
Electromagnetic launch is a fire method, through which the projectile body is shot by electromagnetic force generated by launcher.
电磁弹射是指以发射器施加的电磁力作为媒介，将物体弹射出去的一种方法。
In vertical target density test, processing for miss projectile does not form consistent common understanding and treatment method.
自动火炮立靶密集度试验对脱靶弹的处理尚未形成较为一致的共识和处理方法。
The interior ballistic and the intermediate ballistic characteristics of artillery projectile are very important for fuze designing.
火炮弹丸内弹道特性和中间弹道特性对于引信设计而言十分重要。
Reconnection electromagnetic launch is a kind of electromagnetic launch that utilizes electromagnetic energy to propel a projectile.
重接式电磁发射是电磁发射的一种形式，利用电磁能量推动发射体前进。
The paper researches into the orbit equation of the projectile motion and the projectile crosswise deviation when the earth rotates.
本文通过研究地球自转时抛体运动的轨道方程和抛体的横向偏离等，揭示了地球自转对抛体运动的影响。
Introducing azimuth and radial integrated coefficients, estimation formula of vertical target density with miss projectile is derived.
引入方位系数和径向综合系数，推导出了有脱靶弹的立靶密集度估计公式。
At last, the effect on the outer ballistic trajectory characteristic after the ablation of hypersonic projectile wing has been analyzed.
最后，初步分析了高超声速弹翼表面发生烧蚀后对其外弹道特性的影响。
The results show that the depth and diameter of craters change linearly with the projectile diameter when the impact velocity is a constant.
结果表明，弹丸撞击速度一定时，弹坑深度和弹坑直径均与弹丸直径呈线性关系。
The results show that the depth and diameter of craters change linearly with the projectile diameter when the impact velocity is a constant.
结果表明，弹丸撞击速度一定时，弹坑深度和弹坑直径均与弹丸直径呈线性关系。
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