查询词典 gamma radiation

The main research of this paper is about the pre-amplifier used in thenuclear radiation examination, in view of gamma ray's characteristic affectionon the matter, the electric circuit's noise and disturbance are restrainedbased on the nuclear electron theory.

本文主要研究用于核辐射检测的前置放大器，针对γ射线与物质相互作用的特点，运用核电子学的理论解决电路中的噪声和干扰问题。

A photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays).

一摄影图像由对辐射表面敏感的以辐射线而非可见的光（特别以x 射线或者γ射线）拍摄生产。

Owing to the high activity of its 201 cobalt sources, the internal structure, installation, beam direction, possible radiation leakage and operations of this new treatment modality and techniques of Gamma Unit are quite different from those of traditional cobalt teletherapy machines.

因201颗高活性强度射源具新疗法及技术之钴六十治疗机，其构造、安装、射束方向、可能的辐射渗漏与传统的钴六十远隔治疗机有所不同，国内尚未有此经验。

The physical test of dosimetry on rotating gamma system has to be made before the clinical use of a radiation medical treatment equipment. It is a systematic test for design, processing and fabrication, fixing and electric controlling of stereotactic radiosurgical set up.

旋转式伽玛刀的辐射剂量学指标的物理测试在放射性医疗设备投放医院正式临床使用前是必不可少的，是对设备及其附件的设计、加工制造、安装以及电气控制系统等的全面综合性检定。

In the second part, we analyze the problems in dealing with the formation of magnetic fields and injection of particles under the standard model of gamma-ray burst afterglows, and discuss the evolution of relativistic electrons' energy spectrum therein and their radiation spectrum and light curves.

在本论文的后半部分，我们分析了伽玛暴余辉的标准模型在处理激波中磁场形成及粒子注入方面存在的问题，讨论了其中相对论性电子能谱的演化及其辐射谱和光变曲线。

All dogs received a single dose of 60Co gamma ray irradiation to the liver by a 5×5 cm^2 portal, radiation dose to 5 cm depth were 1,800 and 2,200 rads for the first and the second group respectively.

本实验利用14只健康的狗，先以自动分析机建立正常血清12项化学成分的数值，然后分两组实验，分别在右上腹部5cm深处接受一次1，800或2，200雷得钴六十伽马线的照射，照野是5×5cm。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。