| 释义 |
concave mirrorＳ短语¹⁴⁴⁹⁷²⁺²
基本例句
n.物凹透镜
光学
Collectively, the faces of all the tiny airborne ice crystals act as a giant concave mirror.
总的来说，所有微小的空中冰晶的面孔扮作一块巨大的凹镜。 every-zone.com
Light beams scatter through refraction of concave mirror, and can not form true image, hence we can not measure the focus of concave mirror directly.
光束经凹透镜折射后发散，不能形成实像，因此不能直接测量凹透镜的焦距。 dictall
Observation eyepiece consists of concave mirror and a separate gate is formed, in the eyepiece can be seen at the same time the two semicircle color, its left for the sample color.
观察目镜由凹镜和分隔栅组成，在目镜中可同时看到二个半圆色，其左边的为试样颜色。 china.eb80.com
The laser consists of a semiconductor laser with single mode fiber coupled output, polarization controller, PLZT electro-optic ceramic deflector, and output concave mirror.
该激光器由带单模尾纤输出的半导体激光器、光纤偏振控制器、 PLZT电光陶瓷偏转器和输出凹面镜等组成。210.72.9.40 |