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- beam width of Ganssian beam 高斯光束光斑半径
- By applying "slit method",the beam width of THz wave was measured. 利用“狭缝法"测量了太赫兹光束的束宽。
- It is important to eliminate or degrade the effect caused by the beam width of echo sounders and reflect the true seabed. 为提高海底地形的测量精度,应消除或减弱波束角效应影响。
- Due to the frequency selectivity, non-stationary and multipath effect of the ionosphere, it is difficult to measure the beam width of OTHR antenna in azimuth of this kind of radar. 摘要由于传输信道电离层存在频率选择性、非平稳性和多径效应,对天波超视距雷达的方位波束宽度性能进行测试存在着相当的困难。
- The width of the room is 20 feet. 这房间宽二十英尺。
- The width of goal line and ball doorpost and beam is identical. 球门线与球门柱和横梁的宽度是相同的。
- He paced out the length and width of the room. 他用步子量出那房间的长度和宽度。
- A space equal to half the width of an em. m字体的一半大小
- The length or width of a finger. 指长,指宽一手指的长度或宽度
- The width of each subinterval goes to zero. 每个子区间的宽度趋于零。
- This road is five times the width of that one. 这条马路的宽度是那条马路的五倍。
- The width of a groove made by a cutting tool. 锯面,切面切割性工具所切出的沟槽的宽度
- Uneven width of top-stitches at closure edge. 前襟边面线宽度不均匀。
- A headline spanning the width of a newspaper page. 报纸的通栏大字标题
- In case of electronic scanning the beam width is broader by a factor of two . 电子扫描时,波束宽度展宽一倍。
- The corridor has a width of two metres. 这条走廊有两公尺宽。
- The width of the room is 4 metres. 房间的宽度是四米。
- What' s the width of the Thames at London ? 泰晤士河流经伦敦的那一段有多宽?
- The terrace runs the full width of the house. 庭院里铺砌的地面和房子一般宽。
- The Developed Model of the Seabed Distortion Caused by the Angular Beam Width of Echo Sounders in Bathymetric Survey 海底地形测量波束角效应改进模型