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1)  risk degree function
灾度函数
2)  human disaster inducing factor
致灾函数
1.
Tihe paper argues that the ecological degradation is the most important human disaster inducing factors for China s flood and drought disasters.
生态破坏表现为植被破坏、水土流失、水系统淤塞,利用自然致灾因子和生态破坏因子可以构建水旱灾害的致灾函数。
3)  disaster economic loss index
灾损度指数
1.
The paper builds up a set of disaster economic loss index(DELI),which is consisted of disaster loss degree(DLD) and environmental instability(EI),and then makes an analysis on the trend of economic loss from typhoon disaster.
采用灾损度DLD和环境不稳定度EI两个要素,构建了灾害经济损失指数DELI(灾损度指数)指标对灾害经济损失进行评估。
4)  density function
密度函数
1.
Study on force density function and stress field analysis of the waved-edge milling insert;
波形刃铣刀片受力密度函数的研究及其应力场分析
2.
Solving a kind of integral problem by using the normalization of the probability density function;
用概率密度函数的归一性解决一类积分问题
3.
Formula of density function of sum of independent random variable of uniform distribution;
服从均匀分布的多个独立随机变量和的密度函数公式
5)  width function
宽度函数
1.
The mathematical model of bending formation lapping tools was established through mechanics and higher mathematics,and the width function expression of the lapping tools was deduced.
通过力学和高等数学建立了磨具弯曲成形的数学模型,并推导出磨具的宽度函数表达式。
2.
Considered the fractal self-similar characteristics of river system,ideal self-similar networks is constructed and then the corresponding width function is derived.
流域汇流受到河网形态的影响,考虑到水系的分形自相似特性,利用在文献[1]基础上改进的方法构造了理想的自相似网络(SSNs),并推导出相应的宽度函数(WF)表达式。
3.
The expression of width function of lapping tool was deduced,to make the generatrix of lapping tool after bend forming consist with that of the workpiece profile.
根据材料在弯矩作用下会发生弹性变形的特性,利用力学和高等数学知识建立了磨具弯曲成形的数学模型,推导出磨具的宽度函数表达式,使磨具弯曲成形后的母线与所要加工工件的廓形母线一致。
6)  measure function
测度函数
1.
A clustering measure function was established with the fifteen factors influencing the selection of investment strategic as variables,and,analytic hierarchy process(AHP) was introduced to identify the right targets.
根据影响企业投资战略选择的15项因素变量,建立聚类测度函数,用层次分析法(AHP)确定指标权,最后根据战略稳定性原则构造动态选择模型来探讨企业投资战略的选择问题。
2.
It integrates the edge correlation deviation and defines a new measure function.
研究了灰度多模医学图像配准中广泛使用的最大互信息方法,在此基础上,又研究了边缘图像的互方差配准原理,并将其引入到原始图像的互信息中,综合互信息和边缘互方差对图像配准的目标函数作了改进,定义了一个新的测度函数。
3.
Considering this problems,firstly,the measure function of hybrid information is presented by combining improved morphology gradient with mutual information,which is based on the pixels and structure information of the images.
针对医学图像配准中采用互信息作为配准相似度函数存在配准精度不高和收敛速度慢等问题,根据图像灰度和空间结构信息,构造了一种新的基于互信息和改进型形态学梯度算子的信息配准测度函数,采用一种适用于医学图像自动配准的改进型粒子群优化(IPSO)算法,给出了一种新的基于IPSO的医学图像配准算法。
补充资料:三灾──小三灾
【三灾──小三灾】
  ﹝出法苑珠林﹞
  [一、饥馑灾],谓人寿八万四千岁时,历过百年,人若生时,寿减一岁,如是人寿减至三十岁时,天不降雨,由大旱故,草菜不生;思欲见水尚不可得,何况饮食。以是因缘,世间人民,饥馑死者,其数无量,是名饥馑灾。
  [二、疾疫灾],谓人寿减至二十岁时,有大疾疫,种种诸病,一切皆起。以是因缘,世间人民,疾疫死者,其数无量,是名疾疫灾。
  [三、刀兵灾],谓人寿减至一十岁时,诸人各起斗诤,手执草木,即成刀仗;由此器仗,互相残害。以是因缘,世间人民,刀兵死者,其数无量,是名刀兵灾。
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