bifocals

CFP ( Common Focus Point) imaging technology contains confocal and bifocal version.

CFP成像有共聚焦和双聚焦两种形式。

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Manufacture technology of insert of bifocal optical plastic aspherical cylindrical collector

光学双焦非球面圆柱面塑料集光透镜模芯制造技术

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No one before had thought of bifocal glasses.

以前无人想像双焦点眼镜。

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A ceiling constructed with recessed panels. flat-top plastic bifocal

花格平顶由凹形窗格建成的顶部平顶塑料双焦点透镜

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Finally, a bifocal wide angel lens antenna is designed successfully by using Geometric Optics ( GO) method and commercial software MATLAB.

利用几何光学方法结合数学仿真设计软件MATLAB，成功设计出一副双焦广角透镜天线，并给出了设计方法和最终的设计参数。

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Objective: To study the effects of gradual distraction of growing bone ( distraction osteogenesis) with bifocal distraction for segmental mandibular defect.

目的：观察自行研制的转移盘牵引成骨器（bifocal Distraction Osteogenesis）整复山羊下颌骨节段性缺损的治疗效果。

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Current methods such as single-focus glasses, bifocal glasses and progressive additional lens are the most widely used for correction of presbyopia.

现阶段老视矫正的主流方式是配戴单焦框架眼镜、双焦框架眼镜和渐变多焦点眼镜。

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The effects of right ventricular bifocal pacing on cardiac function and QRS duration

右室单双部位起搏对心功能和QRS宽度的影响

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Starting from Collins integral, the focusing characteristics of Gaussian beams passing through a bifocal lens are studied.

从Collins公式出发，研究了高斯光束通过双焦透镜后的聚焦特性。

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Bifocal chord of a quadric Attenuation, Scattering, Modeling water surface, Light shafts, Caustics.

二次曲面的两焦点弦衰减，散射，水面建模，光线束，焦散。

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Occasionally, children who have crossed eyes may need to have bifocals to help control the crossing.

偶尔有内斜视的孩子会需要双光镜来控制内斜。

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Calculation of minimum central thickness of fused-bifocals

论熔合双光镜最小中心厚度的计算方法

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Design of a refractive/ diffractive hybrid infrared bifocal optical system

折射/衍射混合红外双焦光学系统设计

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This paper analyzes the monocular stereo vision algorithm based on bifocal imaging.

对单眼立体视觉的双焦成像算法进行了分析。

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Clinical observation on treatment of heart failures with right ventricular bifocal stimulation

右心室双部位起搏治疗心力衰竭临床观察

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A Monocular Stereo Vision Algorithm Based on Bifocal Imaging

基于双焦成像的单眼立体视觉算法

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Based on the Collins formula, the propagation expression of astigmatic Cosh-Gaussian beams passing through a bifocal lens system is derived.

基于Collins公式，推导了有像散双曲余弦高斯光束通过双焦透镜系统后的解析传输公式，分析了该光束轴上光强分布和焦移。

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The study of the acute hemodynamic effects of right ventricular bifocal pacing

右室双部位起搏的急性血流动力学研究

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Or would you like bifocal with no line this time?

还是这次要不带线双焦点的？

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Depth estimating algorithm and precision analysis of bifocal imaging without principal point calibrating

无标定主点坐标的双焦测距算法及精度研究

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Nowadays, these glasses are known as bifocals.

如今，这些眼镜被称作双光眼镜。

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Mrs Bierce wears thick bifocal lenses.

比耶尔斯太太戴着厚厚的双光眼镜。

《柯林斯高阶英汉双解学习词典》

He brought us bifocals and the lightning rod,

他发明了双光眼镜和避雷针，

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If you are both short-sighted and long-sighted, you need bifocal spectacles or contact lenses.

如果你既是近视又是远视，你就需戴双光眼镜或隐形眼镜。

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Take care when stepping on and off the escalator; take extra care if you wear bifocals.

在上下扶梯的时候一定要留神，尤其是当你还戴着眼镜的时候。

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Propagation properties of partially polarized, partially coherent vectorial cosh-Gaussian beams through bifocal lens

部分相干部分偏振矢量双曲余弦-高斯光束通过双焦透镜的传输特性

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New-Rural-Community Project, Urbanization, and Migrated Population: A Bifocal Perspective of the "Three Rurals" Issue in China

新农村建设、城镇化进程与流动人口问题&我国三农问题的双重视野、双向效应和双轨路径

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People who wear bifocal glasses know all about how the distorted view they get when looking downwards at the ground.

戴双焦眼镜的人知道往地下看的时候怎么是看到歪曲的景象。

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Multilevel Feature Detection Algorithm Based on Bifocal Monocular Stereo Vision

基于双焦单目立体视觉的多层次特征检测算法

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I rang the bell, and a geeky, middle-aged man in bifocals stuck his head around the door.

我按响了门铃，一个头上架着变焦眼镜，看起来一付科技痴汉模样的中年男子从门后探出头来。

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