Purpose Pass to analysis of relations between the eyeable area and radiate dosage at maze,provide a reference for right choice of the lead equivalent of the protection door.
目的通过对放射防护中可视面积对迷路口的剂量影响分析,为正确选择防护门铅当量提供参考依据。
Results:Lead equivalent has a big change of lead-free protective materials.
目的:研究不同能量X射线光子与辐射防护材料铅当量的关系,规范X射线防护材料铅当量的表示方式。
According to the standard for identification of major hazard installations(GB18218-2000) in China,and based on the definition and the classification of major hazards,an equivalent method is put forward in consideration of the inherent energy and educed energy of materials.
根据GB18218—2000《重大危险源辨识》标准,在重大危险源定义和分类的基础上,从物质的固有能量和诱发能量两方面考虑,提出了以当量法来确定重大危险源的方法。
A method of calculating condensate equivalent gas volume is shown in this paper.
本文提供了计算凝析油当量气体体积的方法。
In order to analyse the calendar life of the aircraft from qualitatively to quantitatively,the technical key is the equivalence relation between the atmospheric environment exposed and tested, using the corrosion electric current I c as a scale of the corrosion environment of the metal structures.
为了使飞机的日历定寿从定性走向定量，关键技术是解决自然环境与试验环境间的当量关系。
Theoretical estimate of neutron fluxirradiation includes the dose equivalent of fast flux,thermal flux and fast flux at the skin and their total amount.
中子束辐照的理论估算包括快中子、热中子和快中子表皮剂量当量的确定及总剂量的范围。
Then base on these measurement data,to calculate the dose equivalent of body with some specified.
方法:利用便携式辐射探测仪分别监测22例恶性肿瘤患者植入125碘粒子整个过程中操作人员手掌、胸部及眼睛等部位的照射量率,然后通过相关公式计算相应部位的年剂量当量,最后依据国家标准GB18871《电离辐射防护与辐时源安全基本标准》进行安全性评估。
The dose equivalent of neutron radiation is very low, the measured value is far below the national and ministry issued standards of permissible.
用 5台带有慢化剂 (聚乙烯 )的BF3正比计数管中子探测器测量中子通量和剂量当量 。
committed dose equivalent
【核】约定剂量当量
equivalent evaporation
等量蒸发;等效蒸发量;当量蒸发量;蒸发当量
field moisture equivalent
田间含水当量;田间水分当量;工地含水当量
collective effective dose equivalent rate
集体有效剂量当量率
collective effective dose equivalent commitment
集体有效剂量当量约定
water equivalent
(量热器的)水当量(值)
" Direct reading, personal dose equivalent and/or dose equivalent rate monitors for X and gamma radiation"
GB/T13161-1991直读式个人X和γ辐射剂量当量和剂量当量率监测仪
equivalent focal length
当量焦距，等效焦距
Einstein photochemical equivalence law
爱因斯坦光化当量定律
tenth-normal solution
十分之一当量浓度溶液
equivalent sphere
当量球体, 等效球体
equivalent effective radius of a control rod
控制棒当量有效半径
Noise equivalent temperature difference (NETD)
噪声当量温度差(NETD)
megaton TNT equivalent
百万吨级梯恩梯当量
height equivalent to a theoretical stage (plate)
理论塔板的当量高度
equivalent blends of standard fuels
标准燃料的当量混合物
plant uptake of cation equivalents
植物吸收的阳离子当量
pyrometric cone equivalent (PCF)
耐火度测温锥当量值