1.
Any of the lenses, prisms, or mirrors of an optical instrument.
光学镜光学仪器的透镜、棱镜或平面镜
2.
A simple periscope uses mirrors.
简单的潜望镜使用平面镜。
3.
Investigations on the Influence of the Translation of Plat Mirror on Young Modulus
平面镜的平移对杨氏模量影响的讨论
4.
An incident ray of light is reflected when meeting the surface of a plane mirror
入射光线遇平面镜会产生反射
5.
A Discussion on the Formation of Image for Two Angular Plane Mirror;
互成角度的两平面镜成像问题的讨论
6.
A research on the characteristic of the refraction-reflection system composed of rotational conicoid thin lens and flat mirrors
旋转二次曲面薄透镜与平面镜组成的折反光学系统的性质研究
7.
Realization of Velocity Mode in Flat Optics Machining Using Ion Beam
光学平面镜面离子束修形中速度模式的实现
8.
a reflected optical image (as seen in a plane mirror).
反射形成的光学的像，如在平面镜中看到的像。
9.
Design and Research of Multi-glasses Concentration and Tracking Photovoltaic System;
多平面镜聚光太阳能跟踪系统的设计与研究
10.
flange focal distance
镜座距，指镜头座与菲林平面的距离
11.
Precision mirror polishing. Ultra-flat surface polishing.
精密镜面抛光,超平平面抛光.
12.
The calm water surface is very much like a mirror .
那平静的水面十分象一面镜子。
13.
glass plate, coated with metal on one surface (i.e., glass mirrors)
平板玻璃,一面涂有金属（即玻璃镜）
14.
The water in the pool is as even as a mirror.
池中的水面象镜子一样平滑。
15.
The smooth surface of the lake reflected the light of the house.
平静如镜的湖面映射出房屋的灯光。
16.
The ocean itself--that serene and tideless sea-lay scarce less hushed.
一平如镜的安宁的海面也十分静谧。
17.
There was but little wind that day, and the sea was as smooth as glass.
那天风很小，海面平静如镜。
18.
The primary mirror. This is the paraboloidal mirror at the bottom of the tube. It has an aluminized surface that reflects starlight to form an image at the focal plane.
主镜。是位于镜筒底部的一块抛物面镜。表面镀铝膜，将星光反射到焦平面上成像。