线管焦点的调制传递函数（MTF）和焦点尺寸是描述X线管焦点成像性能的主要参数。
The Modulation Transfer Function(MTF) of X-ray tube focal sPOt and its size are the main parameters, which can be used to describe the photo function of X-ray tube focal spots.
这些问题形成一专题讨论会的焦点在尺寸小生物体的的限制上，透过掌舵被组织。
These questions formed the focus of a workshop on the size limits of very small organisms, organized by the Steering.
焦点的尺寸大小及聚焦质量直接影响X射线机透视、摄影图像的清晰度；
The focal spot sizes can immediately influence picture definition when X-ray machine carry through clairvoyance and photography.
设计CMI-X-IS 图像传感器的应用电路，并将此应用电路置于微焦点X 射线机的照射下，对不同密度、不同尺寸的材料进行了静态实验。
The application circuit of CMI-X-IS is designed , and exposed in the micro-focus X-ray. Static experiments have been done for material of different densities and sizes.
由于强烈的工程应用背景，电大尺寸目标散射特性的计算越来越成为人们关注的焦点。
The problem of electromagnetic scattering from large-scale target has been being the focus of public for long time because of its strong engineering application requirement.
小尺寸的焦点可以避免X射线图像的模糊，同时可以传递一幅被放大的、清晰的图像。
A small focal point prevents blurring of X-ray images and delivers a sharp enlarged image.
小尺寸的焦点可以避免X射线图像的模糊，同时可以传递一幅被放大的、清晰的图像。
A small focal point prevents blurring of X-ray images and delivers a sharp enlarged image.
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