准直仪

Because the non-precise measuring results of two-point method, autocollimation is adopted to measure optically central line of torpedo tube.

针对现阶段采用的两点法测量不准，使用自准直仪，通过光学方法测量鱼雷发射管中心线。

The response of the vertical pendulum to the crustal tilt tides is also studied. Both the construction and principle of the capacitance displacement transducer used in two-dimension vertical pendulum tiltmeter are described. The method of calibrating a vertical pendulum tiltmeter using a piezoelectric transducer and an autocollimation is first presented and performed.

本文介绍了二维垂直摆的基本结构和工作原理，分析了垂直摆对地倾斜的响应特性，介绍了高精度电容位移传感器的组成和工作原理，并讨论了利用压电陶瓷和自准直仪联合对垂直摆倾斜仪进行标定的方法。

After validated by experiments, those two methods were effective in improving the resolution and precision of photoelectric Autocollimator.

通过实验验证，上述两种方法在提高自准直仪分辨率及精度方面是有效可行的。

How to improve the resolution and precision of photoelectric Autocollimator by Moiré fringe.

利用光栅叠加所形成的莫尔条纹在光学上提高光电自准直仪的分辨率和精度。

For this measuring function the illumination of the autocollimator is to switch on!

注意：进行此功能测量要打开自准直仪照明系统！

The edge detection method with straight line fitting in digital image processing has been introduced in detail in this paper, and it has been applied into the development of high precision one-dimension photoelectric autocollimator.

对数字图像处理中直线拟合边缘检测法进行了详细介绍，并将其应用于高精度一维光电自准直仪的研制。

For the radius measurement the autocollimator with converter objective is used.

曲率半径的测量使用带转换透镜的自准直仪。

Since however the reticle image at larger distance of the autocollimator develops, as converter optics

然而，随着自准直仪在更远距离产生十字线的像，需要使用长焦距的转换目镜。

Fast and precise center location for circle target of CCD laser autocollimator .

一种快速高精度激光CCD自准直仪圆目标中心的定位方法。

The zero-position is the position of the Z-axis, with which each measuring objective of the autocollimator

位是Z 轴的位置，通过它每一个测量物镜由自准直仪聚焦到各自自定心固定器的最高边缘上。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。