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瞄准或用支架描准仪。Sight or collimator with bracket.

准直仪照明仍然保持开启。The collimator lighting remains also switched on.

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介绍一种测量平行光管内凸透镜焦距的测量方法。In this paper, a measuring method of convex lens foci in collimator is given.

提出了一种新型的准直器——双筛孔式准直器。In this paper is advanced a new type of collimator-dual sieve-mesh collimator.

平行光管是光学实验及计量检测的重要设备。The collimator is an important equipment for optical experiment and standardization.

DAS电路、准直器和重建算法也有新的发展。There are also some new developments in DAS, collimator and reconstruction algorithm.

总准直器厚度的增加也减半了次级准直器的射线传输。The increase to total collimator thickness also halves secondary collimator transmission.

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光电瞄具是配备于某武器系统上的一种简易火控系统。Photoelectric collimator is a kind of simple fire-control system equipped on a weapon system.

简述了医学辐射治疗用自动多叶光栅控制系统的设计与实现。Structure and working principle of multi leaf collimator for radiation therapy are introduced.

提出了一种基于数字图像处理技术的光纤准直器封装方法。A new method for packing the collimator based on image processing technique has been put forward.

开发了便携式激光准直仪及直线度误差测量、评定软件。The portable laser collimator and the straightness measuring and evaluating software are developed.

对于放射外科来说,塑造治疗射野最简单的方法是采用单一、固定的准直器。The simplest approach to radiosurgery is to use a single, fixed collimator to shape the treatment field.

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这为中子小角散射谱仪设计中准直器的选择提供了一个参考。It provided the reference to choosing collimator at designing small angle neutron scattering spectrometer.

准直仪将十字线投影到无穷远。被测样品在焦平面上产生一个十字线的像。The collimator projects a reticle to infinity. The specimen produces an image of the reticle in its focal.

在成像几何模型的基础上,通过分析和计算,研究了多针孔准直器与单针孔准直器对探测效率的影响。The efficiency of single-pinhole and multi-pinhole collimator is compared based on a imaging geometric model.

另一种可供选用的方法是在治疗过程中通过更换不同类型的准直器来改变射野大小。The alternative approach is to switch one collimator for another midway through treatment, altering the field size.

提出利用聚焦准直器代替单个准直器以达到增大探测器接收到的散射光子通量的目的。Focusing collimators were used instead of single collimator to increase the scattering photon flux received by detector.

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光电瞄具模拟训练器是为解决光电瞄具的使用操作而设计的。Training simulator system for photoelectric collimator is designed for the manual operation of photoelectric collimator.

文章阐述了一种由离轴抛物面反射镜和平面反射镜组成的红外平行光管,然后从两个方面对这种红外平行光管进行了详尽的分析。A kind of infrared collimator which is made up of off-axis parabolic mirror and reflecting mirror is described in this paper.

针对独立工作方式下火控射击诸元的求解问题,提出了一种基于数字化瞄准具的陀螺仿真方法。Based on digital collimator working in independent mode, a gyroscope simulation method is presented to solve the firing equation.