Radiation dose rate

The method of rapidly determining radiation dose rate field under nuclear accident emergency situation and its application

核事故应急情况下快速确定辐射剂量率场的方法及其应用

Estimation of the method errors for deducting the response to cosmic-ray in measuring terrestrial gamma radiation dose rate

测量陆地γ辐射剂量率中扣除宇宙射线响应的方法误差估计

Laboratory and clinical investigation on radiation dose rate effect

放射剂量率效应的实验及临床研究

The effect of radiation dose rate on cell survival

辐照剂量率对细胞存活的影响

There was a linear fit between the radiation dose rate and the target current .

线性拟合示，剂量当量率与束流强度呈正比。

The γ radiation dose rate is higher in west and north area than in southeast area .

西部和北部山区较高，东南部平原区较低；

The damage of coagulation system in the high radiation dose rate is serious than the lower radiation dose rate group .

较高的剂量率比较低的剂量率对机体凝血系统的损害更突出。

Deduced has been a relationship between the threshold voltage of MOSFET and the radiation dose rate .

计算了MOSFET阈电压与辐射剂量率之间的关系。

With the increase of radiation dose rate , both graft degree and molecularweight have been improved .

随着辐照剂量率的增加，反应产物的接枝率和粘均分子量都升高。考察了各种条件对聚合速率的影响。

The results indicates that the γ radiation dose rate varies from 47 to 113 nGy / h , within the normal background range .

测量结果表明，上海市区环境γ辐射剂量率范围为40～113nGy/h，环境γ辐射剂量率在正常本底水平上波动。

The point weighted and population weighted average value of natural γ radiation dose rate inside buildings was 190.7nGy/h and 188.5nGy / h , respectively ;

泉州市建筑物室内天然γ辐射剂量率测值范围为128.9～286.3nGy/h，按测点和人口加权均值分别为190.7nGy/h和188.5nGy/h。

Radiation dose rate monitoring system consists of the following components : 1 . γ detector ( referred to as the probe ) and voltage follower and shaping circuit .

环境γ辐射剂量率监测系统主要包括以下几个部分：1、γ探测器（简称探头）和电压跟随整形电路。

The field γ Radiation dose rate in the east and northeast areas were abnormal low , while in the west area and the Thanks of mid-Huangpu River were rather high .

上海市环境辐射场的特点是：原野γ辐射剂量率，东部和东北部较低，西部和黄浦江中游两岸稍高；

The population-weighted and point-weighed average value of natural γ radiation dose rate inside buildings is 94.5 and 93.2 × 10nGy · h ~ ( - 1 ), respectively ;

室内γ辐射剂量率按人口和测点加权均值分别为94.5和93.2nGy·h~（-1）；

It has less impact on environment , low radioactivity , low decay heat and low contact radiation dose rate for long time , and it can recycle . These properties offer it good safety and friendly environmental features .

它对环境的损害小，具有长期稳定的低放射性、低的衰变热、低的接触放射剂量，并可回收利用，显示出了良好的安全性以及环境上的优势。

The thermal neutron flux density is measured with Soild State Nuclear Track Detector ( SSNTD ), and the γ radiation dose rate is detected with Thermoluminescence Dosimeter ( TLD ) .

中子通量密度采用固体核径迹探测器测量，γ辐射剂量率用热释光探测器测定。

The intelligent probe RD-02 is developed by RADOS Technology Oy , Finland , which adopts GM tube as a sensor and TIM technique is used to monitor γ and X radiation dose rate .

芬兰RADOS公司研制的RD-02型智能探头，是一种用GM计数管作传感器、用脉冲时间间隔法（TIM）监测γ、X辐射剂量率的探头。

The point-weighted and population-weighted average value of natural γ radiation dose rate inside buildings is 9.92 and 9.86 × 10 ~ ( - 8 ) Gy · h ~ ( - 1 ), respectively ;

建筑物室内天然γ辐射剂量率按测点和人口的加权平均值分别为9.92和9.86×10~（-8）Gy·h~（-1）；

The γ radiation dose rate in field , road and houses built with carbonized brick are 201 , 256 and 308 nGy / h , respectively , about 3.1 , 3.3 and 2.9 times those at reference points .

石煤矿区原野、道路和碳化砖房室内γ辐射剂量率分别为201、256和308nGy/h，约为参考点的3.1、3.3和2.9倍；

In this paper , the measuring and alarming statistical characteristics of the intelligent probe are calculated and analyzed when it is used in γ and X radiation dose rate monitoring . Some aspects are pointed out when it is used to monitor environmental γ - radiation dose rate .

本文着重对这种智能探头在环境γ、X辐射剂量率监测中的测量和报警统计特性作了分析计算，并指出了该探头用于环境γ辐射剂量率监测时应当注意的几个问题。

The results show that : ( 1 ) The area - weighted , population - weighted and point - weighted aver - age value of natural Y radiation dose rate for field is 59.8,68.2 and 62.2 nGy · h ￣( - 1 ), respec-tively ;

调查结果表明：（1）青海省原野Y辐射剂量率按面积、人口和网格点的加权均值分别为59.8、68.2和62.2nGy·b￣（－1）；

When the radiation dose rate was 3.8 kGy / h and the radiation dose was about 160 kGy , the conversion efficiency of benzothiophene ( BT ) and dibenzothiophene ( DBT ) was about 74 % and 33 % , respectively .

当辐射剂量率为3.8kGy/h、总辐射剂量为160kGy时，浓度为500mg/L的苯并噻吩（BT）及二苯并噻吩（DBT）转化率分别约为74%和33%。

The results show that : ( 1 ) The point-weighted , area-weighted and population-weighted average value of natural γ radiation dose rate for field is 5.59 , 5.51 and 5 . 31 × 10 ~ ( - 8 ) Gy . h ~ ( - 1 ), respectively ;

结果表明：（1）原野天然γ辐射剂量率按测点、按面积和按人口加权的平均值分别为5.59、5.51和5.31×10~（-3）Gy·h~（-1）；

Objective To study a simple method for estimating cosmic radiation effective dose rate for aircrew .

目的探讨一种可用于民航飞行人员宇宙辐射有效剂量率估算的简便算法。

Result of afterloading intracavitary radiation with high dose rate in the treatment of nasopharyngeal carcinoma

高剂量率后装腔内照射鼻咽癌远期疗效

Radiation of High Dose Rate Interstitial Brachytherapy with Cranial Implantation for Metastatic Brain Tumor

锥颅插植近距离高剂量率放射治疗转移性脑肿瘤

It is worth further investigation whether it can increase the endurance of radiation dose and the rate of tumor control or not .

能否提高患者放疗耐受剂量进而提高肿瘤控制率还有待进一步研究。

A method for calculating cosmic radiation dose and dose rate to aircrews in atmosphere is presented in the paper .

本文介绍了一种在大气层中民航飞行高度上宇宙辐射有效剂量率和飞行航程中机组人员所受有效剂量的计算方法。

The measurement of the whole body import or export radiation dose and the power rate of radiation transmission ;

全身照射入口剂量和出口剂量及透射率测量；

The enhanced damage was summarized for bipolar devices and bipolar linear circuits in the radiation environment of low dose rate . It could cause the early failure of systems .

综述双极器件和双极线性电路在低剂量率辐射环境下的增强损伤，它可引起系统的早期失效。