查询词典 angular aperture

Interferometric Synthetic Aperture Radar is one of the most important part in the field of Synthetic Aperture Radar.

合成孔径雷达干涉测量是合成孔径雷达领域诸多应用中的一个重要方面，能够全天候、全天时地提供高分辨率的雷达图像，是目前获取三维数字高程模型最有效的技术手段。

ABSTRACT Interferometric Synthetic Aperture Radar imaging is one of the most important developing direction of Synthetic Aperture R...

干涉合成孔径雷达成象是合成孔径雷达成象重要的发展方向之一，其成象结果的应用领域更为广泛。

The results abtained will provide a basis for the design of AOTF with large angular aperture.

本文所得结果对改善大角孔径的声光可调谐滤波器设计提供了理论依据。

Solid angular aperture of non-collinear acousto-optic interaction tunable filter［J］.

非同向互作用声光可调谐滤光器的立体角孔径［J］。

Though analysis and comparison,the appropriate angular aperture of runner and the interrelationship between overflow and exhaust system were achieved for the circular die casting.

分析比较得出适合圆形压铸件浇注系统设计时的横浇道张角夹角范围，以及溢流槽与排气槽之间位置尺寸相互影响的关系。

The calculations show that the approximation for the birefringence and the rotatory property of interaction material leads to an error in the optimum incident angle for TeO2 more than 10%, a diviation in fa-λ0 relation from experiment results, and make the spectral resolution and angular aperture of the device to be degrade.

结果指出，在该波长下，对晶体双折射取近似表达式和不计入晶体的旋光特性，对光波最佳入射角θi的选取(在θi小于60°的范围内)，将引入大于10%的误差，这个误差由于涉及到是否满足动量匹配条件，因此会对器件的性能有直接的影响。

Framing shadowgraphy of UV laser probing with the 4th harmonic Nd-YAG Laser was developed for the diagnosis of Z-pinch plasmas. This system can effectively shield visible light and has advantages of high temporal resolution,large optical angular aperture and wide measuring range.

采用Nd-YAG激光器的四倍频激光(266nm)设计了激光探针分幅阴影成像系统，该系统具有时间分辨率和收光效率高，测量范围大，可有效屏蔽可见光干扰的优点，在钨丝阵实验中成功获得晚期内爆等离子体的分布图像。

Proceedings from the theory of geometric optics,the condition adaxial noncoherent imaging of Fizeau opticalsynthetic aperture imaging system is derived to achieve diffracion limited performance over a finite field of view,and the conclusion is that the angular magnification of the individual telescope must be equal to the linear demagnification factor.

从几何光学理论出发，详细推导了斐索型光学合成孔径成像系统的近轴非相干成像条件，即子望远系统的角放大率等于系统的线性缩放因子。对于焦平面上的像点而言，合成孔径成像系统可等效为一个带有特殊形状孔径光阑的望远系统，这要求该孔径光栏的开口形状和位置分布与合成孔径成像系统各子系统孔径大小和位置分布相一致。

By using a reflective spherical mirror with large numerical aperture, the light scattered by individual particles is collected over a large angular range of 20° to 160°.

散射光收集系统为单一大数值孔径的球面反射镜，其对粒子散射光的收集角范围从20°到160°。

As in the case of linear motion, Eq.(1) holds for any type of angular motion while the other four are true only for uniformly accelerated angular motion.

如在关于线性运动的情况一样，方程(1)适用于任何类型的角运动，而另外四个方程只适用于匀加速角运动。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。