帮助单词辨析 登录|注册
   
找到相关的双语例句15条
1. parallel beam stress meter
平行光束应力测定仪
-- 来源 -- 英汉 - 翻译参考[网络] 好评(10) 差评(0)  
 
2. a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam.
当光源来自焦点以产生平行光束或者平行光束以产生焦点的凹入的反射镜。
-- 来源 -- 汉英 - 翻译参考 好评(10) 差评(0)  
 
3. similar in purpose to a light microscope but achieves much greater resolving power by using a parallel beam of electrons to illuminate the object instead of a beam of light.
与光学显微镜的目的相同但是通过用平行电子射线束而不是用光束照亮物体的方法能够获得更强的分辨能力。
-- 来源 -- 汉英 - 翻译参考 好评(10) 差评(0)  
 
4. a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum.
表面上带有许多平行的凹槽;把光线疏散到波长里以产生光谱。
-- 来源 -- 汉英 - 翻译参考 好评(10) 差评(0)  
 
5. a parallel beam of light passing through it is caused to diverge or spread out.
平行光束通过它能够发散或展开。
-- 来源 -- 汉英 - 翻译参考 好评(10) 差评(0)  
 
6. "Diverging lens causes the rays of a parallel beam of light to spread out and appear to come form a point, i.e. the rays diverge. It produces a virtual image at its principal focus. Such a lens is thinner at the center than at the edge"
散光镜使一束平行光线散开而形似出发于一点,在其主焦点上产生虚像, 这种透镜的心比边缘薄
-- 来源 -- 英汉 - 翻译样例 - 自然 好评(10) 差评(0)  
 
7. a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam.
一端包含一个凸起的消色差透镜另一端在镜头的中心有一个小切口的小管;光线通过小切口成为平行光线。
-- 来源 -- 汉英 - 翻译参考 好评(10) 差评(0)  
 
8. "Men and women both take part in floor exercises and vaulting. Women alone compete on the balance beam and the uneven parallel bars. Men alone compete on the parallel bars, the horizontal bar, flying rings, and side horse."
男女运动员都参加自由体操和跳马。女子还比赛平衡木和高低杠。男子有双杠、单杠、吊环和鞍马。
-- 来源 -- 英汉 - 翻译样例 - 体育 好评(10) 差评(0)  
 
9. "Converging lens caus3es the rays of a parallel beam of light to come closer and pass through a point, i.e. the rays converge. It produces a real image at its principal focus. Such a lens is thicker at the center than the edge"
聚光镜使一束平行光线愈聚愈拢而通过同一点,在其主焦点上产生实像,这种透镜的中心比边缘厚
-- 来源 -- 英汉 - 翻译样例 - 自然 好评(10) 差评(0)  
 
10. a transparent cell with two electrodes between two polarizing media; passes light only if the two planes of polarization are parallel; used as a high-speed shutter or to modulate a laser beam.
在两个偏振媒体之间的带有两个电极的透明电池;只有当两个偏振位面平行时光线才能通过。
-- 来源 -- 汉英 - 翻译参考 好评(10) 差评(0)  
 


  1  [2]下一页

     与句酷对话  

使用帮助 - 句酷大全 - 免责声明 - 合作联盟