In X-ray crystallography, crystals of protein are bombarded with intense X-ray beams.
在X射线结晶中用强脉冲x射线束轰击蛋白晶体。
The advantages of employing Cerenkov detectors in material effective atomic detection of dual-energy X-ray beams are reported.
介绍了采用切伦科夫探测器在高能双能X射线物质有效原子序数检测中的应用优势。
The researchers mapped these with high-powered X-ray beams to create a three-dimensional model of the surface of sediba's brain.
研究人员借助高功率X射线，描绘出了源泉种脑表面的三维模型。
If we use ray optic techniques where light travels in beams - photons break down at close range and the object does not appear invisible.
为此我们需要将光分解为数个波的形式，目前还不清楚当光源靠近物体时，光子是否能分解并形成新的波，如果使用光线技术，光子在近距离破坏，物体无法实现隐形。
Electron beams and X-ray accelerators can both be used to irradiate various shapes and sizes of food, although X-rays are better at penetrating large items.
电子束和X光加速器都可以用来辐照各种不同形状和大小的食品，不过X光穿透大型食品的能力更佳。
As viewed from applications the nuclear technology mainly includes the technology of ray and particle beams, and the technology of radioactive nuclides.
从应用的角度讲，核技术主要包括射线和粒子束技术与放射性核素技术。
Based on complex ray theory, the Gaussian beams emitted by complex source points are employed to simulate the far-field pattern of antennas.
根据复射线理论，利用复源点高斯波束场来模拟天线的远场方向图。
Based on the complex ray method and source expansion with a set of Gaussian beams, a new method for analysis and calculation of radar cross-section (RCS) of a complex target is presented.
本文根据复射线分析和场的高斯波束展开，提出了一种计算复杂目标电磁散射特性的简便方法。
A position detector and 3 beams of ray are used to measure the prismatic, spherical and astigmatic powers.
提出一种眼镜度数测量方法，利用位置探测器和3条光线实现对棱镜度、球镜度和散光度等镜片参数的测量。
An approximate solution of the paraxial ray equation for cylindrical dense electron beams was obtained by means of the Taylor expansion.
本文提出圆柱形强流电子束的傍轴轨迹方程，可以用台劳展开求出它的近似解。
An approximate solution of the paraxial ray equation for cylindrical dense electron beams was obtained by means of the Taylor expansion.
本文提出圆柱形强流电子束的傍轴轨迹方程，可以用台劳展开求出它的近似解。
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