反射像

Based on the aspheric off-axis reflection projection system, the Zernike free form surface was adopted to replace the aspheric surface in order to further optimize the system structure. The relationship between Zernike polynomial and Seidel aberration was utilized to improve the system performance.

基于非球面离轴反射式投影系统，提出了采用Zernike自由曲面取代非球面进一步优化系统结构的设计方法，并利用Zernike多项式与Seidel像差之间的关系，优化系统的成像性能。

This thesis discusses the main reasons that the look direction error occurs under the conditions of RS imaging environment, and proposes an approach based on statistical method to correct the error.

本文则从地表微平面反射的角度，分析了地表地形对遥感成像辐射信息的影响，探讨了由成像环境因素引起的视角辐射误差产生的原因及其改正的方法。

3In the combination between one of the representations of Surrealism "enlarge/shrink scaling dimension" and stereography, reflection hologram can produce the best spatial sense, but Dot printer Holographic can produce better Surrealistic style in conforming to "enlarge/shrink scaling dimension".

3在超现实表现手法「比例尺寸放大缩小」结合立体影像媒材中，经过实验后发现反射式全像媒材表现空间感最佳，但是在符合「比例尺寸放大缩小」超现实风格上，点阵式全像媒材较能表现出其风格。

The eyes are brought into fixation alignment by a complex serise of vergence movements ;tonic vergence due to tonus of extraocular muscles ,accommodative vergence due to changes in accommodation ,fusional vergence due to the action of normal fusion reflexes ;proximal vergence due to awareness of nearness of the target.

3聚散运动的多重复杂因素参与对注视眼位的控制，包括 a。眼外肌的张力引起的张力性聚散； b。调节机能诱发相应的调节性聚散； c。正常的融像反射诱发的融像性聚散； d。近目标诱发的近感知性聚散。

With the aid of Zemax software, a three-mirror, unobscured, high-resolution optical system with large aperture, long focal length was successfully aligned by first collecting interferograms from several fields of all image plane, and obtaining the wavefront error, namely, obtained wavefront Zernike polynomials; then using the self-made program package to calculate the optical system misalignment.

利用Zemax光学设计软件与自编计算机辅助装调软件，实现了对大口径、长焦距、无中心遮拦离轴三反射镜光学系统的装调。通过Zemax软件模拟光学系统的失调模式，得到整个光学系统的波前像差，把波前像差代入到自编的复杂光学系统计算机辅助装调软件中，计算出光学系统的失调量，与引入的失调量对比，证明了其正确性。在实际的装调过程中，用小型球面干涉仪分别收集3个视场的干涉图，得到失调光学系统的失调量，用Zemax软件验证失调量数据的正确性，从而指导装调。

In Naiman country, Inner Mongolia, the experimental area, the hyperspectral imaging spectrometer data in plant growth seasons are collected by state-produced airborne hyperspectral imaging spectrometer OMIS-I, and the ETM+ image is also obtained. Meanwhile, ground investigation and measurement are made, which include the measurement on reflection feature of different kinds of geo-targets and the ground investigation data necessary for spectral rebuilding and retrieval models of the appraisable factors of desertification monitoring.

本研究以内蒙古奈曼旗作为研究试验区，采用我国自行研制的机载高光谱成像光谱仪OMIS-Ⅰ，在植被生长季节取得高光谱分辨率成像光谱仪数据和ETM~+图像，并进行了同步的地面调查及量测，包括不同类型地物反射特性量测和光谱重建以及荒漠化监测评价因子定量反演模型所必需的地面样方调查数据。

The disadvantages that the secondary spectrum of reimaging catadioptric step zoom lens can not be corrected are overcome. Moreover, the black spots generated in image plane center are avoided and the structure is simple.

克服了二次成像折反射式步进变焦方式二级光谱不能校正的缺陷，并且杜绝了像面中心产生黑斑的可能，结构也比较简单。

The active imaging system based on range gated compart different range background light and reflected light by target according to time sequencing by using a pulsed laser and intensifilered CCD camera, to corfirm the pulse signal which the target reflect fall on working time of gated camera.

基于距离选通的激光主动成像系统是利用脉冲激光器和选通增强型CCD相机，以时间的先后分开不同距离上的背景散射光和目标反射光，使由被观察目标反射回来的辐射脉冲刚好在选通相机选通工作的时间内到达相机并成像。

Phorias are sometimes called latent strabismus , yet there is a fundamental difference between eyes which drift when fusion is artificially eliminated , and eyes which remain crossed because fusional reflexes never developed.

6隐斜视被称为潜在的显斜视，两者本质上的不同，在于前者由于人为消除融像时发生眼位偏斜，而后者停留在惯常的偏斜眼位上，因为融像反射永久失去。

A tomography method of seismic reflection wave without traveltime is presented.

结合南水北调地震波勘探的资料解释问题，讨论了一种避开旅行时的地震反射波成像方法及成像理论与观测系统。

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。