1.
During the Song and Yuan Dynasties the bronze mirrors appeared in all shapes: round, rectangular, rhomboidal, octagonal, and those with a handle.
宋、元时期出现了圆镜、长方镜、棱镜、八棱镜和带柄手镜等。
2.
The shopkeeper showed him a round mirror and said to him laughing,
店主拿来一面圆镜给他看并笑着说：
3.
variable focal length (cylindrical) lens
变焦(距)(圆柱)透镜
4.
EFEAL Extended Field Elliptical Aperture Lens
可扩展扫描椭圆孔镜头
5.
domeless solar refractor
无圆顶太阳折射望远镜
6.
Spectral Analysis of Ball Pen Script by FTIR Microscope with ATR Objective;
FTIR显微镜/ATR物镜法检测圆珠笔迹的研究
7.
The circularly polarized light is then focused down onto the disk.
圆偏振光经物镜聚焦后射到光盘上。
8.
a pair of spectacles, tights, scissors, compasses
一副眼镜、 一双裤袜、 一把剪子、 一个圆规
9.
A lens is a round piece of glass, but it is not flat.
透镜是一个圆形玻璃片，但不是平的。
10.
A single cylindrical wavefront impinges on both prisms.
一个圆形波阵面射到两个棱镜上。
11.
Laura had decided to return to her husband.
劳拉已决定与丈夫破镜重圆。
12.
The Design of the Ellipse Picture Frame Milling Machine and the Method of Product's Layout;
椭圆形镜框铣床设计及产品排料方法
13.
REALIZATION OF 1.56m TELESCOPE DOME ELECTRIC CONTROL SYSTEM REFORMATION
1.56m望远镜天文圆顶电控的改造
14.
Unstable Bessel Optical Resonator with an Axicon
带圆锥透镜的非稳贝塞尔光学谐振腔
15.
On MRI, the lesion appeared double convex lens or egg in shape in coronal section and round or arrow head like in shape in sagittal section.
MRI冠状位像呈“双凸透镜”形、卵圆形 ,矢状位像呈卵圆形、“箭头样”表现 ;
16.
Objective To discover the mechanisms of keratoconus by observing the ultrastructure of keratoconus with light microscopy and transmission electron microscopy.
目的 观察圆锥角膜在光镜及透射电镜下的超微结构,试图了解圆锥角膜的发病机制。
17.
embossed film
(带半圆凸透镜层的彩色电视录象用)浮雕影片
18.
The usually circular area in which the image is rendered by the lens system of an optical instrument.
仪器的透镜系统所能看到的通常是圆周的区域.