查询词典 photoneutron

In order to prevent all kinds of radiation produced by electron linear accelerator from bringing about harmful effect on creatures,we adopt some measures to shield bremsstrahlung X-rays and photoneutron in the design of accelerator.

为防止电子直线加速器产生的各种辐射所造成的有害生物效应，加速器实验室应采用一系列措施，对韧致辐射 x 线及光中子进行屏蔽防护。

The shielding structure of this treatment room is effective for photoneutron shielding.

该治疗室之遮罩工程能有效防护治疗时产生之光中子污染。

Bubble detector performs the stable, convenient and accuracy properties in this photoneutron measurement.

气泡侦检器於本量测研究中呈现稳定、方便与准确之特性，适合於此量测所需。

Ower power of LHW heating was easy brought runway discharge and produce a mass of photoneutron.

HW加热功率较低时，易形成逃逸，产生大量的光中子。

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。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。