查询词典 angle of altitude

In the example illustrated here, flight conditions are: altitude of 700 m, speed of 55 m/s, and attack angle of 0 degrees.

在这里的例子说明，飞行条件是：海拔700米，速度55米/秒，和攻角在0度。

What can cause my angle of attack change? if my angle of attack changed, what should I do to maintain the altitude?

如果我的飞行速度改变了，我应采取什么样的措施来保持高度？

Elevation angle of the target can be used to calculate its altitude.

图一显示了雷达如何探测并在示波器显示目标。

When it is 30°, the refraction angle of the target at the same altitude is only 0.98′ and the elevation orientation error is 1.19 m.

当视仰角为30°时，相同高度处目标物总偏折角仅

The influence of altitude, direction angle, angle of the screen surface and burden thickness on productivity and screening efficiency is revealed.

直线振动筛的振幅、振动方向、筛面倾角、筛面料层厚度等参数对生产率和筛分效率均有直接的影响。

The maximum of the L/D appear at about 30-degree angle of attack. The bugle of the reentry module drops the trim angle. Pyrochemistry reaction largen Ca, Cn, diminish L/D and the trim angle. The variational tendency of aerodynamic characters with angle of attack in high altitude (higher than 105km) is different from that of in low altitude (lower than 105km).

返回舱凸出物使配平攻角减小；高温热、化学非平衡效应使轴向力和法向力系数有所增大，升阻比在数值上有所减小，配平攻角略有降低；返回舱0°～180°攻角范围内的气动力特性高空(105km以上)随攻角的变化趋势与低空(105km以下)的变化趋势不同。

It will decrease when the pointing angle increases,and vice versa.By giving a pixel size of 20 μm for a detector,an orbit altitude of 600 km and a beam deflexion angle low than 30° for the imaging spectrometer, the effective focal length of the telescope was calculated(400,470 or 435 mm),and the relation curves between the relative ratios of ground resolution and the beam deflexions were presented.

给定成像光谱仪探测器像元尺寸为20 μm，飞行轨道高度为600 km，光线摆角≤30°，以星下点、最大摆角和整个运动补偿段地面分辨率中值为30 m为依据来计算望远系统的焦距，求得望远系统焦距为400、470、435 mm，并给出了此时的地面分辨率相对比值与光线摆角的关系曲线。

By this means, the measuring of mileages, the direction of railway, the little partial angle, the altitude of rail surface can be given at the same time.

置镜任意点，每个曲线建立相对独立的直角坐标系，同时完成里程丈量、线路方向、小偏角、轨面高程的测量。

This is an appropriate moment to discuss a paraglider's steady state speed in the air. This speed is the speed given for a particular angle of attack and altitude.

我想这是一个提及飞行伞的「稳态速度」的合适章节，这种速度是在制造商所保证的特定攻角及高度下所产生的速度。

This article deduces the formula of distance on mean elevation plane measured and the formula of altitude difference when inclined distance and vertical angle are observed separately .

推导出了斜距和垂直角分开观测时计算平均高程面上的距离公式以及计算高差的公式，并在进行了精度分析的基础上，提出了能满足精度要求应采用的公式。

Compared the voltage negative feedback wire-feeding speed regulation system supported by current positive feedback with the rotational speed negative feedback regulation system, the equivalent condition of the two systems is obtained. Then, a wire-feeding speed regulation circuit for the CO_2 welding machine is designed based on TL494 chip, which has the self-protective function under the condition of current overloading.

通过对电压负反馈配合电流正反馈的送丝调速系统与转速负反馈调速系统的比较，得出了这两种调速系统的等效条件，并采用电压负反馈配合电流正反馈技术，设计了一种以TL494为核心的具有过电流截止保护功能的CO_2焊机送丝调速电路。

Make a model to help you determine the optimal number of tollbooths to deploy in a barrier-toll plaza.

建立一个模型来确定在一个容易造成阻塞的收费区中应该设置的收费亭的最优数量。