Then he sent Jenniskens figures detailing the address—latitude, longitude and altitude—of the asteroid every six miles en route to Earth, plus its speed and angle of approach.
然后他将坠落地址的数据发给杰尼斯肯斯,其中包括小行星飞临地球每隔六英里的经度,纬度,海拔高度,还有速度和飞临地球的角度。
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。
Instead, they had their eyes glued to the cockpit instrument panel, which showed key information such as airspeed, altitude, Angle of flight, and fuel and oxygen supply.
相反,他们粘在驾驶舱仪表板,这表明,如空速,高度,飞行角度的关键信息,以及燃料和氧气供应他们的眼睛。
The mathematical model of reentry maneuvering trajectory is established. The fitting expression of aerodynamic coefficient function on velocity, attack of Angle and altitude is presented.
建立了再入机动弹道数学模型,给出了气动力系数为速度、迎角、高度的函数拟合式,进行了最佳再入机动弹道设计和仿真计算。
Its dynamic characteristics involved with speed and altitude, the influence of the inclined Angle of the trajectory plane and load on it are also calculated and analyzed in this paper.
推导了斜筋斗计算公式,并计算分析了其速度、高度特性,及轨迹平面倾斜角、过载对斜筋斗的影响,计算结果与理论分析一致。
In this article passive location with inclination Angle is presented, and when radars in different altitude this algorithm is mended.
介绍了倾斜角定位算法的基本原理,并推导了处于不同高度雷达站计算倾斜角的公式。
Based on the atmospheric transmission model, through the actual ray track, the zenith Angle is revised, which is a complicated function with launch Angle and altitude.
基于大气传输模型,采用光线传输的实际轨迹对天顶角进行修正处理,得出天顶角随发射角和传输高度的变化复杂函数。
Un-check the Use Global Light box, and change the Angle to 100 and the Altitude to 60.
取消选中使用全球灯箱,并改变角度为100和海拔高度为60。
The paper discusses low-angle target altitude measurement using multipath effect.
本文从利用多径效应的角度研究低空目标的高度测量。
Therefore, athletes should be a smooth run-up in the game, off to a strong and decisive, take-off angle should be appropriate and have a certain altitude;
因此,运动员在比赛时助跑应平稳,起跳要果断有力,起跳角度要恰当,并具有一定高度;
There is a larger effect of flow Angle of attack caused by high altitude wind on aerodynamic load and flight environment in rocket flighting.
高空风引起的气流攻角对火箭飞行中的气动载荷和飞行环境有较大的影响。
There is a larger effect of flow Angle of attack caused by high altitude wind on aerodynamic load and flight environment in rocket flighting.
高空风引起的气流攻角对火箭飞行中的气动载荷和飞行环境有较大的影响。
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