1) Seismic hazard estimation
危险性估计
2) hazard estimation of cities and towns
城镇危险性估计
3) Risk estimation
危险估计
4) Risk assessment
危险性评估
1.
Risk assessment on formaldehyde in waterishlogged food products;
水发产品中甲醛的危险性评估
2.
Geohazard and risk assessment for tailing reservoir;
尾矿库地质灾害与危险性评估
5) risk evaluation
危险性评估
1.
The integrated risk evaluation and zonation on geological hazards from Leiwuqi to Eluoqiao,Yunnan-Tibet Highway;
滇藏公路类乌齐-俄洛桥段地质灾害危险性评估及分区
2.
There are many factors of affecting land damage in underground mines,thickness and depth of coal extraction,properties of hydrological geology are primary factors to the evaluated underground mining,as risk evaluation on land damage,three evaluating indexes of land use style、damaged degree of the earth's surface and seeper degree on ground are selected,Single factor analys.
影响井工煤矿破坏土地的因素较多,针对所评估煤矿,煤层埋深与开采厚度、水文地质条件通常是主要因素,因此,选用土地利用类型、地表破坏程度和地面积水状况三个评估指标,采用单因素分析和叠加分析的方法进行土地破坏危险性评估。
3.
Aming at the risk evaluation of geological disaster of subentry projects of mine,it also has practical significance to instruct the prevention and control measures of the geological disasters of mine.
针对矿山分项工程的地质灾害危险性评估,对指导矿山地质灾害防治具有现实意义。
6) hazard assessment
危险性评估
1.
Study on a framework of performance-based mehtod for hazard assessment of building fire;
建筑火灾危险性评估性能方法基本框架研究
2.
Earthquake-induced fire and explosion hazard assessment of energy sources supply systems;
能源供应系统地震次生火爆灾害危险性评估
3.
Based on RS(remote sensing) and GIS (geographic information system),landslide hazard assessment of Tiantai in Xuanhan County,Sichuan is studied by AHP(analytic hierarchy process) method.
基于遥感(RS)和地理信息系统(G IS)技术,采用多层次分析(AHP)法,以四川宣汉天台乡为研究区,根据该区实际情况,选取线性构造、道路、土地利用、坡度、坡向5种影响滑坡灾害发生的因素作为评价因子,进行区域滑坡危险性评估。
补充资料：参数估计的收敛性
在一定条件下对系统的参数进行估计时，随着测量数据的增多，参数的估计值向其真实值逐步逼近的性质。收敛性是参数估计理论的一个重要内容。在研究参数估计的收敛性时常用的工具是概率方法，它适用于固定样本的估计和递推估计（见递推估计算法）。20世纪70年代后期，出现常微分方程方法，它是从研究估计值的内插曲线的尾函数性质来推断参数估计的收敛性的。后来又出现将上述两种方法结合起来的研究方法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条