astrographic objective是什么意思

网络释义

用法例句

Research on the transplantation application of photographic lens;

照相物镜移植应用的研究

Hybrid Diffractive/refractive Design of a 50mm- Focal- Length Camera Lenses

50mm标准照相物镜折/衍混合设计

Objectives which consist only of one lens can be used for visual and photographic observations.

由单透镜组成的物镜可作目视和照相观测用。

objective lense for cameras, projectors or photographic enlargers or reducers

照相机、放映机或照片扩大或缩小机物镜

a telephoto lens

远距照相镜头, 摄远镜头

In camera, the lens must be focused on the object to be photographed.

照相机内的镜头必须对准要拍照的物体调节焦距。

twin-lens reflex 120 camera

双镜头反光120照相机

exposure-meter for microphotography

显微镜照相用曝光表

Cameras have lenses at the front.

照相机的前面装有镜头。

three cameras and five lenses;

三架照相机。 五个镜头。

She always photographs well.

她照相总是上镜头。

step and repeat lens

步进重复照相机镜头

four-barrel step and repeat camera

四镜头分步重复照相机

electron microscopic autoradiography

电镜自动放射照相术

single-lens reflex camera

单镜头反光式照相机

a camera lens that magnifies the image.

放大图像的照相机镜头。

"It is also used as a component of alloys, in phosphors for fluorescent lamps, and in the glasses of certain optical components, such as camera and microscope lenses. "

锗还用作合金组分、萤光灯的磷光粉和作照相机广角镜头和显微镜物镜等光学玻璃组分。

lens (excl. ophthalmic lenses and objective lenses for cameras), glass, optically worked mounted

透镜（不包括眼用透镜和照相机上的物镜）,玻璃的,经光学加的,安装好的

the parabolic reflector of a searchlight

探照灯的抛物面反射镜