So the methods of mean variance exaggerate the extent of the risk.

Firstly, we deal with the mean-variance frontier of arbitrage portfolios under investment proportion limitations.

因此, 考虑到现实应用,对套利组合的分析也须研究存在投资权重限制时的选择问题.

An algorithm based on inverse matrix for mean variance portfolio selection model is proposed.

介绍均值方差资产组合选择模型的一种以逆矩阵为基础的算法.

It's very important to understand what the mean-variance frontier actually means.

要理解边界上的平均方差真正的含义是非常重要的.

They usually meander down to the pub after work.

他们通常下班后漫步到那家小酒店去.

Cup foot line makes fine rule meander.

杯足纹制细线回纹.

...a rich and meandering novel.

一部内容丰富的漫谈小说

...roads that meandered round the edges of the fields...

田地周围蜿蜒的道路

the meanders of a river

河流的各处河曲

I liked to meander through familiar streets.

我喜欢闲逛穿过熟悉的街道.

We meandered through a landscape of mountains, rivers, and vineyards...

我们在群山、河流和葡萄园构成的美丽画卷中漫步。

We have established a physical model for the meander point bar.

建立了曲流点坝物理模型,模拟地下曲流点坝储层进行驱替实验.

Locals and visitors love to meander along the beautiful coastline.

当地的居民和观光客都喜欢沿着海岸线漫步.

A rural single railway track meanders through the valley...

一条乡间的单轨铁路从山谷间曲折地穿过。

Visitors and locals alike meander along the sidewalks of the Seine River.

游客与当地人沿着塞纳河岸漫步聊天.

The brook meandered through the meadow.

这条溪流蜿流过牧场.

For two years in Bio 2, carbon dioxide levels meandered up and down.

在生物圈二号的两年中, 二氧化碳的含量时高时低.

The brook meandered through [ across ] the meadow.

这条溪流蜿蜒 流过 牧场.

We meandered through the park.

我们迂回地穿越了公园.

We often took a walk along the meandering river after supper.

晚饭后我们常沿着那条弯弯曲曲的小河散步.

The village seemed deserted except for small boys and a meandering donkey.

整个村子的人都像是逃光了,只留下了几个小男孩和一头正在游游荡荡的小毛驴.