加速器

A key piece of equipment in the study was the Diamond Light Source in Oxfordshire, the UK's newest synchrotron.

该研究中运用的一件关键设备是牛津郡的金刚石光源器，这是英国最新的同步加速器。

Starting on July 26th, researchers at the Stanford Synchrotron Radiation Laboratory in California , led by Uwe Bergmann, will attempt to read the final pages of the oldest known manuscript of Archimedes's work, the Archimedes palimpsest.

在尤。伯格曼的带领下，加利福尼亚的斯坦福同步加速器辐射实验室的研究人员将于7月26日尝试阅读目前所知的最早的阿基米德著作的手稿-《阿基米德》重写本-的最后几页内容。

Starting on July 26th, researchers at the Stanford Synchrotron Radiation Laboratory in California, led by Uwe Bergmann, will attempt to read the final pages of the oldest known manuscript of Archimedes's work, the Archimedes palimpsest.

从7月26号开始，在加州的斯坦福同步加速器辐射实验室，博格曼领导的研究团队正试图解读阿基米德已知的最早的手稿——阿基米德重写本。

In order to investigate the effect of minior actinide data on integral parameter, the accelerator-driven minior actinide benchmark system was selected in this work.

为了确定加速器驱动系统中少锕系核素的核数据的不确定性对此系统中积分参数的影响，选择一铅－铋冷却次临界系统来进行分析，选择不同的微观评价库，CENDL-3.0，JENDL-3.2及ENDF/B-VI。

In the paper the characteristics of the phase plane and stabilities of the system are analysed by using phase planar analytic method in the accelerator theory.

利用加速器理论中的相平面分析方法，分析了这种双稳态系统的相平面特征及其稳定性。

In this study, photoneutron production from a 10 MV LINAC gantry head and transport in accelerator facility were simulated using the FLUKA Monte Carlo code, and compared with the measurement by using He-3 proportional counter and neutron bubble detectors.

本文利用蒙地卡罗计算机程式FLUKA，详尽模拟10 MV直线加速器机头产生的泄漏中子，在治疗室与迷道的迁移情形，并与He-3比例计数器与气泡式侦检器的测量结果进行比较。

EGS4, a Monte Carlo code, was used to simulate the transportation of electron photon clusters in the targets and the photon track lengthes were calculated by tracking the radiation photons to determine the photoneutron yields .

计算了电子加速器中不同能量的电子垂直入射到钨靶和金靶上时的光中子产额。

With passive methods of CR-39 and TE/C ion chamber, the photoneutron dose at the isocenter was 0.19mSv/Gy X-ray and 0.06mSv/Gy X-ray.

在 一般的工业用或医用电子加速器中，韧致辐射靶、用于屏蔽和准直光子的材料多是高原子序数的材料。

Purpose: Measuring the photoneutron contamination of 15 MV X-ray and various electrons emitted from Siemens PRIMUS linear accelerator by using bubble detector.

目的：利用气泡侦检器量测Siemens PRIMUS直线加速器15MV光子与不同能量电子之中子污染量。

Using the mechanism of the nuclear reaction of accelerated 7Li +3 ions with the inner target in mutant material i.e 1H( 7Li, 7Be)n, the biological effects were studied. The wheat seeds were irradiated with the doses ranged from 1.416×10 10 ions/cm 2 to 1.416×10 12 ions/cm 2. It was found that the cell membrane ruptured, the plasmolysis occurred, the nucleus shape changed.

将加速器7Li+ 3 离子束与生物体内遗传物质发生1H( 7Li，7Be)n内靶特征核反应诱发核酸分子结构变化的机制应用于生物诱变，辐照剂量在 1 41 6× 1 0 10 粒子 cm2 - 1 41 6× 1 0 12 粒子 cm2范围内处理的小麦，观察幼苗叶片细胞亚显微结构，发现离子束注入引起了细胞膜的破裂，细胞发生质壁分离，细胞核形状变得不规则等。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。