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- Magnetically focused cascade imge intensifier 磁聚焦级联象增强器
- magnetically focused cascade image intensifier 磁聚焦级联像增强器
- magnetically focused electron beam 磁性聚焦电子束
- He focused his binoculars on the bird. 他把双筒远镜的焦点对准在那只鸟上。
- Dalian is a magnet for tourists. 大连是吸引游客的地方。
- He focused his mind on his new plan. 他集中心思在新计划上。
- His eyes focused slowly in the dark room. 他在那间黑屋子里眼睛慢慢地看清了东西。
- The camera is focused at infinity. 照相机的聚焦被调节在无限远这一档上。
- magnetic focused conductivity tomography (MFCT) 磁聚焦电导率成像
- This disco is a magnet for young people. 这家迪斯科舞厅经常吸引大批年轻的顾客。
- magnetic focused image intensifier 磁聚焦像增强管,磁聚焦图像增强器
- magnetic focused image intensifier tube 磁聚焦图象增强管
- A magnet attracts both iron and steel. 磁铁吸铁也吸钢。
- Certain metals are attracted to a magnet. 某些金属会受磁石的吸引。
- In this paper, the aberration theory for cathode lenses with combined electrostatic and magnetic focusing is discussed in detail. 本文运用变分原理研究了电磁复合聚焦阴极透镜的象差理论,导出了在任意象平面中象差系数的普遍公式。
- There is dependence between e/m error and accelerating voltage or focus voltage in the measurement of e/m by magnetic focusing method. 在利用磁聚焦法测量电子比荷的实验中;测量误差与示波管的加速电压和聚焦电压存在较大的相关性.
- Period permanent magnet focus system 周期永磁聚束系统
- He focused the sun's ray on a piece of paper with a burning-glass. 他用一面凸透镜把阳光在纸上聚成焦点。
- Human beings have learned out how to make magnet of cast iron. 人类已经学会如何从生铁制出磁铁。
- Forbidden City is a great magnet for foreign tourists. 紫禁城对外国旅游者来说是个有巨大吸引力的地方。