搜题请搜索小程序“爱下问搜题”
问题 单项选择题

按《港口工程地基规范》（JTJ250-1998）要求，验算港口建筑物饱和软黏土地基承载力时，下列抗剪强度指标的用法中（）是正确的。 （）

A.持久状况和短暂状况均采用不排水抗剪强度指标

B.持久状况和短暂状况均采用固结快剪指标

C.持久状况采用不排水抗剪强度指标，短暂状况采用固结快剪指标

D.持久状况采用固结快剪强度指标，短暂状况采用不排水抗剪强度指标

答案

参考答案：D

单项选择题

已知风险组合的期望报酬率和标准差分别为15%和20%，无风险报酬率为8%，某投资者除自有资金外，还借入20%的资金，将所有的资金用于购买市场组合，则总期望报酬率和总标准差分别为（）。

A．16.4%和24%

B．13.6%和16%

C．16.4%和16%

D．13.6%和24%
查看答案
单项选择题

Almost all projects are planned and implemented in social, economic and environmental context, and have intended and unintended positive and/or negative impacts. In this context, the project team should do all the following EXCEPT: （）.

A．Understand how the project affects people and people affect the project. This may require understanding aspects of economic, demographic and educational characteristics of people whom the project affects or who may have interest in the project.

B．Understand the political climate that could affect the project.

C．Always be aware of the physical geography and local ecology where the project is being executed.

D．If having an international team, international factors like time-zone differences, national and regional holidays etc. to be taken into consideration.
查看答案