查询词典 radiation hazard

Based on the study of hazard risk assessment, gas accident hazard is researched by the fuzzy risk assessment ,on the basis of fuzzy theory, the author calculates oppo...

基于危险源风险评价方法，运用模糊风险评价方法对瓦斯事故危险源系统进行研究。

The inherent hazard of the store area of a chemical plant drew from the modified methodology increases and the outcome shows that the accident possibility of major hazard installation will upgrade under a definite threat of terrorism attacks.

采用改进后的方法评价某化工企业原料罐区的事故风险，其固有危险性的评价值增大，说明在恐怖袭击威胁确定存在的前提下，重大危险源发生事故的可能性有所上升。

We give several sufficient conditions of NA and NSD properties of random variables, compare the closeness of distribution functions of order statistics between NA and independent rv's, investigate properties of NSD defined by supermodular functions, study the dependence structure of stationary Markov process and order statistics and their spacings from two samples, establish stochastic comparisons of order statistics of heterogeneous rv's in the hazard rate and the reversed hazard rate orders, and give the first analytic proof of the closure property of the up shifted likelihood ratio order under convolution.

给出判定一组随机变量NA性质的几个充分条件，并给出NA和独立随机变量的次序统计量之间"贴近性"的比较，系统地研究基于特殊函数类所定义的NSD负相依概念，给出一些判别NSD性质的结构定理和一些有用概率不等式。系统研究平稳马氏过程的相依结构。研究两样本次序统计量及其问题隔的相依结构。在失效率、反向失效率序和似然序意义下给出非齐次随机变量次序统计量的比较。给出上漂移似然序卷积封闭性的第一个解析证明。

In the last paragraph , change the words "asphyxiation hazard " to "choking hazard ".

在最后一段，修改文字"窒息危害"为"哽噎危害"。

Geological hazard assessment, aimed at hazard renovation, has special importance in planning and decision about economic development.

地质灾害危险性评价以地质灾害的防治为目的，在区域经济发展规划决策中具有特殊的重要性。

Chongqing is one of the provinces grievous at geological hazard in our country. Geological hazard has affected the economy development of Chongqing .

重庆市是我国地质灾害非常严重的省市之一，长期以来，地质灾害严重地影响了重庆市社会经济的建设与发展。

The development of GIS provided landslide hazard zonation theory with technique means: GIS has powerful space simulative function and managing capably of attributively data and printing digital map that provide tools for realizing roboticized of landslide hazard zonation.

6地理信息系统技术的发展为滑坡危险度区划理论提供了技术手段：GIS强大的空间模拟功能和属性数据管理能力、数字化图件输出功能为滑坡危险度区划的自动化提供了手段。

Characteristics of urban geologic hazard are that mans activity plays an important role in bourgeon , development and form process of geologic hazard .

城市地质灾害的特点在于，地质灾害的萌发，发展和形成过程中人类活动起了非常重要的作用。

Characteristics of urban geologic hazard are that mans activity plays an important role in bourgeon , development and form process of geologic hazard

摘要城市地质灾害的特点在于，地质灾害的萌发、发展和形成过程中人类活动起了非常重要的作用。

Characteristics of urban geologic hazard are that mans activityplays an important role in bourgeon, development and form process of geologic hazard.

城市地质灾害的特点在于，地质灾害的萌发、发展和形成过程中人类活动起了非常重要的作用。

The United Kingdom has pledged to provide technical assistance to the peacekeeping effort in Darfur, including airlifting supplies and equipment to assist the African peacekeepers.

英国承诺为达佛的維和努力提供技术帮助，包括提供非洲的維和部队空运补給和裝备。

Results: The level of ET-1mRNA in placental villus was significantly higher in pre-eclamptic women than that in control group.

结果：妊高征组患者胎盘绒毛组织ET-1 mRNA的表达较正常妊娠组明显增高。