查询词典 calculated risk

Dorsalis invading to Guangzhou was about 590,which could form about 295-372 mating pairs,and there is little difference between the results calculated by Classic PERT and Monte Carlo simulation. Therefore,the importing risk really exists.

结果表明，橘小实蝇累计传入数量为590～598头，能够形成295～372对潜在交配成虫，经典PERT模型和Monte Carlo仿真的计算结果很接近，传入风险确实存在，为100%。

Methods The cancer incidence data of the fixed cohort from the beginning of 1950 to the end of 1996 was collected. The estimates of relative risk were calculated by AMFIT in Epicure Hirosoft International Corp.

收集定群队列1950-1996年间恶性肿瘤发病资料，其相对危险计算采用Epicure（Hirosoft International Corp.1988-1992）中的AMFIT程序。

Concept and calculated methods which have absolute and relative possibility of risk gradation of system are developed.

提出了系统危险等级绝对可能性和相对可能性的概念和计算方法。

By Monte-Carlo Method the flood discharge risk is calculated with consideration of the uncertainty of flood hydrograph, and the result is compared with that without consideration of the uncertainty of flood hydrograph.

文章最后用蒙特卡洛法分别计算了此工程在考虑洪水过程不确定性和不考虑时泄洪风险值，比较二者的计算结果，后者的风险值明显大于前者，这说明，洪水过程不确定性对泄洪风险的影响不可忽略不计。

26 study factors (immure,trace elements and salivary nature elements) of 60 RAU patients were analyzed by non-condition logistic regression and the risk ratio of every study factors were calculated.

摘 要：本文对60名RAU患者的与致病有关的免疫、微量元素、唾液天然抗病成份等26个研究因素、应用非条件Logistic回归分析方法，计算出研究因素的致病危险度。

This thesis proposes a stochastic analysis method of risk assessment for breakwater wave overtopping and stability by physical experiments and calculated results by design codes.

由于奥帆工程的安全问题关系到奥帆赛成功举办和国际声誉，因此其水工结构经过了有关单位的设计并通过了大量的物理模型试验和数值模拟验证，但无论是"设计规范"还是物模试验都没有考虑到复杂多变的海洋环境的不确定性及其对工程设计的影响可能会导致工程在使用的过程中出现意外，因此必须对工程的设计进行系统的风险分析。

The poisoner always works on a calculated plan of action and therefore is able to consider whether or not his taking another's life is worth the risk of his own.

投毒者总是制订适当的行动计划，因而会考虑到是否值得冒自己掉脑袋的危险去致别人于死地。

The poisoner always works on a calculated plan of action and therefore is able to consider whether or not his taking another's life is worth the risk of his own; the violent thief is usually at the mercy of an instant emotion.

投毒者总是制订适当的行动计划，因而会考虑到否值得冒自己掉脑袋的危险去致别人于死地；恶贼则通常受感情冲动的支配。

The authors used a database of Medicare beneficiaries aged 65 years and older to identify individuals who were cancer-free and who had undergone at least one colonoscopy or sigmoidoscopy between 1991 and 1998, and they then calculated the incidence and risk of perforation within seven days of the procedure.During 39,286 colonoscopies, there were 77 perforations, or 1.96 perforations per 1,000 procedures, compared with 31 perforations during 35,298 sigmoidoscopies, or 0.88 perforations per 1,000 procedures.

结果显示，在39，286位做大肠镜筛检的民众之中，有77位发生肠穿孔。35，298 位做直肠镜筛检的民众，有31位发生肠穿孔，也就是说，做大肠镜筛检者，每1，000位就有1.96位可能发生肠穿孔，而直肠镜筛检的肠穿孔发生率则为每1，000位中有0.88位。

On the basis of that,the probability of rear-end collision which is used to express the risk of car-following is calculated by the method of total probability.

首次将追尾事故发生的过程分为前车减速与前车减速条件下的碰撞两起事件，运用条件概率的思想求出追尾事故发生的概率来表征跟车风险。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。