A method to measure object distance by monocular vision was proposed.
提出了一种利用单目视觉测量目标距离的方法。
Keep Your distance: how to scale a scene to match a camera to object distance you have been given.
保持距离：如何缩放场景相匹配的相机，您已获得物体的距离。
It is assumed that the object distance and the incident height of each lens do not change with temperature.
推导过程中假设物面位置不随温度发生变化，并且忽略分离薄透镜组中各组分上光线入射高度随温度的变化。
The influence of object distance on measurement accuracy is discussed and a proper object distance scope is given.
讨论物距对测量精度的影响，并给出合适的物距范围。
The influence of the object distance changes in the on-line measurement and measuring errors of the instrument have been studied.
通过研究热轧圆钢运动时的物距变化对摄象法在线检测的影响，提出了建立热轧圆钢运动中的相对监测系统。
Measuring the focal lengths of thin lens by means of object distance and image distance is a commonly utilized method in geometric optics.
利用物距、像距法测量薄透镜的焦度是几何光学中最常用的方法。
The relationships between images of near and far objects with camera lens and field of view and object distance and the image ratio are researched.
根据光学透镜成像原理，推导近端和远端物像与相机焦距、视角和物距的关系式及其像比，借此控制相机视图中远近两端物像的形状反差。
It is shown that the transformation characteristics depend on optical beam power, the beam waist of incident beams, object distance and lens parameters.
结果表明，它的变换特性依赖于光功率、入射光束的束腰、物距以及透镜参数。
A real optical superposition image was formed by dark-adapted crystalline cones for an object at different distances and its size decreased as the object distance increased.
经过暗适应的晶体柱可以对不同物距的目标形成清晰的正重叠像，像的大小随物距的增大而减小；
Each of these shapes can either go on forever (a ray) or stop after a fixed distance (a segment), you can also pick based on a Bounds object.
各种形状都既可以行进到极远处(射线)或停止在固定的距离上(分段)，你也可以基于一个边界对象做拣选。
Determining where a distant object lies in space takes a bit of work, because the universe lacks clear distance markers.
由于宇宙中缺少明显的距离标识，在空间中确定一个遥远的物体的位置需要大量的工作。
Humans are wired to calculate the distance of an object by using the vertical Angle between its top and bottom.
人类通常是通过一个物体上下间的的垂直角度来计算与它相隔的距离。
The most precise way to measure an object's distance is to use "parallax" - differences in perspective created by viewing an object from different angles.
最准确地测量一个目标的距离的方法是运用“视差”，视差是指从不同角度观察一个目标而产生的视角的差异。
A failed search of older IRAS data suggests that an object of 5 MJ would need to have a distance greater than 10,000 AU.
较早的红外天文卫星(IRAS)的一次失败搜寻显示，5倍木星质量天体的距离必须大于10,000天文单位。
The falling object, after traveling a certain distance through the air reaches a final speed, or "terminal velocity," because the object's friction with the air slows the fall.
物体在下落一定距离后由于空气阻力都会达到一个终极速度。
Stefano Andreon, of the National Institute for Astrophysics in Milan, added: "This object is close to the distance limit expected for a galaxy cluster."
米兰国家天体物理研究所(National Institutefor Astrophysics)的斯特凡诺补充道：“这个客体接近了我们预期的星系团距离界限。”
This function does a good bit of position-munging, but it all boils down to a simple idea: Keep constant the precise distance between the mouse cursor and the target object.
该函数做很多位置整理(position -munging)工作，但都可归结为一个简单的思想：不断保存鼠标光标与目标对象之间的精确的距离。
The service will return the distance from one point to the current Client object.
服务将返回从一个点到当前Client对象的距离。
Focus on an area of sky where the fireworks will be, or on an object the same distance away.
可以对焰火即将绽放的那片天空对焦，或者找个与烟花相同距离的物体进行对焦。
When photographing a subject at medium to far distance it can often appear flat , especially if you have zoomed in to fill the frame with the object.
当拍摄一个中等者较远距离的物体时，尤其当你为了拍摄那个物体而把焦距拉的很近的时候，拍出的照片常常显得格外的单调，乏味。
Try to judge the distance from you to the object, the objects altitude, and its speed.
判断一下你和不明飞行物的距离，它飞行的高度及速度。
The qualities of a shadow depend on the light direction and intensity, as well as the distance between the object and the surface where the shadow is cast.
阴影深度取决于光照方向和强度，以及物体和投影面的距离。
You need to set your focus to infinity. Try focusing on a stable object in the distance.
你要把焦点设为无穷远，对准远处一处固定物对焦。
Suppose you're a surveyor and want to determine the distance to an object across a river.
设想你是一个测量员，想要判定到河那边一个物体的距离。
With a press of a button, the object is attached to your hand, but stays at that fixed distance, turning your hand into a catapult.
按下一个按钮，物体就被附着在了手里，但是它在固定的距离，把手变成一个弹射器。
Many, though, form a ring like Saturn's at a distance of 36,000km, the place at which an object takes 24 hours to orbit the Earth and thus hovers continuously over the same point of the planet.
尽管，许多卫星在36000千米处形成一个类似土星光环的环，但这个高度的卫星都需要花费24小时绕地球一圈。因此，它们一直在地球上空的同一点盘旋。
Many, though, form a ring like Saturn's at a distance of 36,000km, the place at which an object takes 24 hours to orbit the Earth and thus hovers continuously over the same point of the planet.
尽管，许多卫星在36000千米处形成一个类似土星光环的环，但这个高度的卫星都需要花费24小时绕地球一圈。因此，它们一直在地球上空的同一点盘旋。
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