查询词典 focal axis

The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point.

只有在近轴光线条件下，平行光通过凸透镜才可近似聚焦于一点。

Through synthetical analysis of solutions of focal mechanism and the study of crustal deformation observation data, the recent stress field of hypocenters in Fujian and its coastal area has been obtained, which is considered to links up the stress field in Taiwan and Taiwan Strait, and the dominant direction of axis of principal compressive stress is NW-SE.

综合地震震源机制解和地壳形变观测资料的研究，求得福建及其沿海地区现代震源应力场，认为这与台湾地区、台湾海峡应力场相互衔接，主压应力轴优势方位为NW-SE向，力轴仰角较小，应力场近于水平挤压，形变场反映近期福建沿海亦受北两方向，接近与海岸垂直的挤压力。

Focal points and major axis.

定义焦点及输入长轴长度。

This article is, eventually, utilizing the chart to manage a chronicle of the ancient, eastern, and western significant Stairs cases, to explore its flowing axis and focal design patterns as well as the conceptual meaning, and to verify the designing patterns which is more and more toward the "Promenade Architecture".

本文最后以图表方式整理古代，中西方重要楼梯案例之年表，探讨其动线、轴线与焦点之设计模式、表徵意义，以及证明楼梯设计之意识形态，越来越趋向「散步建筑」之设计模式……等。

On Image-Collecting, trapezoidal distortion is one of the most common distortion. We present a rectification method for it. In the case of knowing the focal distance and the size of CCD, the only parameter needed to know to restore the image is the angle of the camera axis with the ground.

摘要图像采集中的梯形失真是工程中最常见的失真之一，对此本文提出一种校正方法，在已知摄像机的镜头焦距和CCD大小的情况下，仅需要知道摄像机中轴线与地面的倾角一个参数，不需要控制点，就可以恢复原始图像。

When a capillary tube, in whose inner hole an optical fiber has been fixed and whose axial deviation amount between an outer peripheral surface of the capillary tube and a core center of an end surface of the optical fiber is 1.5 mum or less, is inserted into the insertion portion of the thin tube and the end surface of the optical fiber is fixed at a position at which a distance of the end surface to a focal point position of the partially spherical lens becomes -40 mum or less, emission light has an emission light bend of 0.2 DEG or less with respect to the center axis of the thin tube.

当将光纤固定在内孔且外周面与光纤的端面的纤芯中心的轴偏移量在1.5μm以内的毛细管插入细管的插入部，并且将光纤的端面固定于部分球面透镜的焦点位置±40μm以内的距离的位置上时，出射光曲率为出射光相对细管中心轴在0.2°以内。

The analysis of the aftershocks with M≥4.0, fault strike direction in seismic region and the long axis of isoseismal shows Gozhaco fault is the seismogenic structure. According to the Harvard focal mechanism, the normal break of Gozhaco fault leads to the Yutian earthquake under the NS direction regional stress.

综合分析Ms≥4.0余震分布、震区断裂性质以及等震线长轴方向等资料，认为郭扎错断裂是这次地震的发震构造；据Harvard震源机制解分析，这次地震是在近NS向力的作用下，郭扎错断裂发生略带走滑分量的拉张破裂所致。

Focusing properties of elegant cosh square Gaussian and Sinh square Gaussian beams through a thin lens are studied in detail. And intensity distribution on the axis and focusing intensity distribution are analyzed. Also focal shift of Sinh square Gaussian beams are studied.

详细研究了复宗量双曲余弦平方-高斯光束和双曲正弦平方-高斯光束通过薄透镜时的聚焦特性，分析了光束的轴上光强分布和聚焦场的光强分布，讨论了双曲正弦平方-高斯光束的焦移。

The sensors are using large two-dimensional focal plane arrays mounted on a 4-axis gimbals system, and images are captured by scanning with the gimbals, and taking snapshots of the targets area.

该传感器使用的大型两维焦平面阵列安装在一个4轴gimbals系统，和图像捕获扫描与gimbals ，并考虑快照的目标区。

Development of optical manufacturing, especially aspherical manufacturing, boosted the developing of space optics. Aspheric testing for large departures from reference wavefronts becomes the bottleneck of optical manufacturing. Off-axis TMA system presented in space cameras for large field, high resolution, long focal length challenges the manufacturing and testing for aspheric components .

光学制造技术的发展，尤其是非球面加工技术的兴起，促进了空间光学的发展，大视场、高分辨率、长焦距的航天相机离轴三反系统设计的引进对非球面的加工和检测都是很大的挑战，非球面的检测技术越来越成为光学加工的瓶颈，本文从检测角度出发，提出了基于电子虚拟样板的非球面检测技术概念，建立电子虚拟样板的数学模型。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。