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- Measurement of the effective focal spot size for industrial X-ray apparatus 工业用X射线仪有效焦点尺寸的测量
- effective focal spot 有效焦点
- Combined with SSD, the new CPP have the better effect for controlling focal spot than the CPP designed by "standard" method. 进一步分析表明,新方法设计的CPP与光谱色散匀滑技术耦合的效果更佳。
- Under the different laser parameters,the electron energy gain depends on the laser intensity,focal spot size and pulse width. 不同激光参量条件下,得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。
- The excursion of centroid position of focal spot may be easily acquired with the centroid position expression of focal spot. 利用焦斑质心位置表达式,可分析和确定由于振幅调制和相位畸变导致的质心位置偏移。
- Due to optical diffraction limits, the focal spot size is influenced by the incident wavelength and the numerical aperture of a lens. 摘要:由于光学绕射极限的限制,聚焦光点受到入射光波长及透镜数值孔镜的影响。
- Abstract he method of measuring the focal spot size of X-ray source was designed by using a monolithic glass polycapillary X-ray collimator (MGPXRC). 摘要 设计了一种测量X射线光源焦斑尺寸的方法:多毛细管准直器法。
- The centroid position of the focal spot directly depending on intensity distribution and phase slope distribution of near field is derived, and its physical meaning is described. 进一步推导了焦斑质心位置对光束近场强度分布和相位斜率分布的依赖关系式,并对该式清晰的物理意义进行了阐述。
- There are two critical values for outer radius of the inner annular zone, at which focal spot changes sharply.The tunable range of the focal depth is very considerably. 增大内圆环的外半径,焦深沿轴向变大,相位板可以调节光学焦深,并且可调的范围很大。
- Dynamic focal spot and extremum effect of deep penetration of electron beam 电子束流的动态焦点和深穿极值效应
- Focal spot to image receptor distance 焦点至影像接收器距离
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
- Investigation of Controlling X-Ray Tube Focal Spot X射线管焦点控制研究
- In the short term, the medicine may not be very effective. 从眼前来看,这药可能疗效不是很大。
- A Camera Calibration Method of Varying Effective Focal Length by Neural Network 用神经网络变易有效焦距的摄像机标定法
- Centroid position of focal spot of laser beam with aberration 畸变光束的焦斑质心位置
- MISALIGNMENT OF FOCAL SPOT ON TARGET IN MULTI-PASS AMPLIFIER 多程放大器输出焦斑相对于靶的漂移
- When does the new system become effective? 新制度何时生效?
- The fear of ridicule is a very effective sanction. 人们不做违法乱纪的事,其中一个重要因素就是怕人耻笑。
- Effective, punitive, or destructive action. 有效的行为有效的、惩罚的或破坏性的行为