beam focus中文什么意思

• 电子束聚焦
• 射束焦点

• beam:    n. 1.梁，栋梁，桁条；(船的)横梁。 2.船幅；(动 ...
• focus:    n. (pl. focuses, foci ) 1.【物 ...
• beam-focus voltage:    束聚焦电压
• laser beam focus:    激光束扫描
• be focus:    要专心

例句与用法

1. Beam shaping of partially coherent beams focused by a lens
   部分相干光经透镜聚焦后的光束整形
2. Therefore , the investigation of beam focus of partially coherent beams becomes more and more important research topic
   因此,对部分相干光束的聚焦的研究变得十分重要。
3. 2 . the analytical pressure distribution of ultrasonic phased array for the beam focusing was obtained using the huygen s principle , by use of computer software , the pressure distribution was plotted . 3
   根据相控阵的延时聚焦原理，推出了相控阵的声压分布表达式，采用数值分析法，利用计算机软件画出了声压分布图。
4. 3 . the analytical pressure distribution of ultrasonic phased array for the beam focusing was obtained using the huygen s principle , by use of computer software , the pressure distribution was plotted . ( 3 )
   根据相控阵的延时聚焦原理，推出了相控阵的声压分布表达式，采用数值分析法，利用计算机软件画出了声压分布图。
5. When only allows the total internal reflection beams focus on the small aperture , which is formed at the center of metal film coated on the bottom of solid immersion lens , the optical fields propagated from the aperture of different dimension is first simulated
   根据衍射超分辨原理首次模拟出了底面镀有金属膜、中心留有通光微孔的固体浸没透镜的出射光场分布。