telephoto lens是什么意思

网络释义

用法例句

Analytical method on the design of telescope main rotary frame;

望远镜主转动框架设计分析方法

A new method of guiding calibration of extreme ultraviolet radiation telescope on space orbit;

一种空间超紫外望远镜在轨指向标定方法

Development of a space soft X-ray and EUV normal incidence telescope;

空间软X射线/极紫外波段正入射望远镜研究

Such a telescope can be formed with an array of sub-telescopes in each of which an image of the observed area is recorded at the different.

提出了一种新型太阳光谱望远镜的建议,这种望远镜能够同时记录太阳日面观测区域的两维空间的色散(三维光谱),即一系列同步狭窄带通的光谱图像。

The optical correlation function is used to determine the correlation time of atmospheric turbulence, within the time the effect of atmospheric turbulence is taken into account by using the optical transfer function,finally,the optical quality of a large telescope system(with aperture of 500mm,focal length of 500m) is calibrated.

利用大气湍流的光学相关函数确定湍流光学相关时间，并在此时间内通过成像系统的光学传递函数修正大气湍流效应后定标大望远镜（５００ｍｍ口径，５００ｍ焦距）系统衍射极限倍数。

Now there are ten 8- 10m large telescopes have been used for science observation.

目前 ,已有 1 0架口径 8～ 1 0m的地面大望远镜建成并投入科学观测。

Now there are ten 8 - 10m large telescopes have been used for science observation.

目前,已有10架口径8～10m的地面大望远镜建成并投入科学观测。

periscope binoculars

潜望镜式双筒望远镜

ultra-low-expansion mirror telescope

超低膨胀率镜望远镜

a binocular telescope microscope ]

双筒目]望远镜显微镜]

A binocular or field glass.

双目镜，双筒望远镜

prismatic binoculars

棱镜式双目望远镜.

The diameter of the objective of a telescope.

孔径望远镜物镜的直径

A telescopic device is used in conjunction with the prism.

棱镜与望远镜配合使用。

a small telescope attached to a large telescope to use in setting the line of the larger one.

装在大望远镜上的小望远镜。

See distant thing, with a telescope

看见远处东西，用望远镜

watch from a distance through binoculars

用双筒望远镜观看远处.

Binoculars, telescope, microscope, photographic camera and equipment.

双筒望远镜，望远镜，显微镜，照相机及附属品。

a reflecting telescope with an off-axis reflector.

带有远轴反射镜的反射望远镜。

A pair of binoculars was handed to me, and I was told to look through them.

他给我一双望远镜，他叫我用它来远望。

20 - MinI Telescope

20-迷你单筒望远镜

20 - MinI Telescope - Out of stock

20-迷你单筒望远镜-缺货

She swivelled the telescope .

她用望远镜向四周看.

telescopic(al) stars

用望远镜才能看到的星

point a telescope at/towards the moon

用望远镜对准月亮.