查询词典 PERT-CPM

Monte-Carlo simulation was used for the evaluation of the risk probabilities of invasion of the fire blight disease caused by Erwinia amylovora via imported apple fruits by considering that the proportion of infected fruits varying on the production area and the year.

以梨火疫病随进境苹果果实传入的可能性为例，利用Monte-Carlo模拟方法评估有害生物的入侵风险。按照4种不同场景分别建立β分布来拟合入境水果中感染梨火疫病的比率，利用Pert分布拟合进口量。

A PERT chart specifies the sequence of tasks in a project and the time required to complete each task.

"PERT图明确了项目中各活动的流程，包括每个活动所需的时间安排等。"

GUO Qiang. A New Algorithm of PERT.

郭强，PERT问题的新算法。

D PERT initially dealt with the probability of a task completing within a specified time frame.

d PERT 最初用于处理一个特殊的时间进度框架内完成全部任务的可能性。

The result of probability distribution in the paper is consistent with outcome of Hypothesis test, so verify the assumption of PERT technology is objective.

本文求解出的概率分布结果与数理统计中假设检验的求证结果一致，从而验证了PERT技术的概率分布假定是符合客观实际的。

It is the key for engineering process control to settle the process time, but the PERT assumes the process time obeysβdistribution or two point equal probability distribution, and this assumption affects the accuracy of project plan.

工序作业时间的确定是工程进度控制的关键，但PERT假设工序作业时间服从贝塔分布或两点等概率分布，这一假设影响了工程进度计划的准确性。

By introduction of two key indexes for risk evaluation,i.e.the activity criticality index and cruciality index and adoption of 0??1 integer programming algorithm,a resource reallocation model and a calculating method were established for time-resources tradeoffs of PERT resource-constrained scheduling.An application program according to the function of tradeoff algorithm was complied by use of Delphi 7.0 and Lindo software.

针对资源限制下PERT施工进度计划的工期资源优化问题，引进评价风险量的关键指标———活动关键度指标和重要度指标，采用0-1整数规划技术，建立资源配置优化模型以及优化计算方法；运用Delphi7.0和Lindo工具，开发了该方法的应用程序，并结合实例进行了应用。

In the 1960s, the list of "instant panaceas" included mbo; planning, programming, and budgeting systems; theory y management; sensitivity training; job enrichment; pert; and the bcg matrix.

在60年代，&即效万能药&包括目标管理mbo；计划、规划和预算系统；y理论，敏感性训练；工作丰富；pert；和bcg矩阵。

Besides, engineers can process time management more flexible and maximize the effect of construction project with use of the modified PERT schedule.

以改进的PERT网络进度计划为参照，也有利于工程师在工程施工中灵活地进行进度控制，实现最大效益。

The paper presents a simulation-based visual analysis method for project-schedule, which successfully overcomes the limitation of PERT.

提出了基于仿真的复杂建筑群施工总进度可视化分析方法SimCPM，克服了时间不确定型网络中PERT分析的一些局限。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。