Based on the analysis of general disappointed model,the portfolio investment model that includes the transaction costs factor and allows short selling is presented.
在一般性失望模型的基础上,给出了包含交易费用因素的可以卖空的证券组合投资优化模型,该模型不仅考虑收益低于期望收益率时所带来的损失,而且还考虑了超过期望收益率时可能带来可观利润的收益,避免了方差与下方风险的诸多缺陷,并通过对沪深股市的模拟投资验证了所建模型的有效性和实用性。
Without loss of generality, shear deformations will be neglected.
不失一般性，忽略不计剪切变形。
the L - and Found
失物招领处(用作招牌, 一般不用the)
Common colds need common senses. They don't need antibiotics.
一般性的感冒，一般性的照顾，不需要抗生素。
Jim has a few black marks against him, but in general he is O.K.
吉姆有一些过失，但一般说来，他是不错的。
ADMISSIBILITY OF LINEAR ESTIMATORS OF GENERAL REGRESSIONAL COEFFICIENTS UNDER QUADRATIC LOSS
二次损失下一般的回归系数线性估计的容许性
Generally speaking, however, on the question of timing the preparations, it is preferable to start them too early rather than too late.
但是开始准备的时机问题，一般地说来，与其失之过迟，不如失之过早。
It is not considered appropriate for screening women with average or slightly increased risk.
但不适合危险性一般或略高的女性。
It pointed, as an example, to the case of "generic" problems.
例如，对“一般性的”问题注意不够。
Generally not less than 25%.
一般不低于25%。
The Minimax Adimissibility of the Linear Prediction with the Gauss-markov Model under Quadratic Loss Function;
二次损失下一般Gauss-Markov模型的线性预测的Minimax的可容许性
general reference (to standards)
一般性引用（标准）
General QOS error.
一般性 QOS 错误。
The writing, which at first was as clear as red flame, has all but disappeared.
曾经刻在戒上如火焰般燃烧的文字, 一字不留的消失了
"Generally speaking, mineral exploitation is a feast-or-famine industry."
一般来说，开矿这种事业不是大大成功便是彻底失败。
②Average percentage of weight loss varied in 8. 63 - 22. 86% among 27 varietal pomelo fruits.
②不同柚品种果实平均失重率差异较大,一般在8．63-22．86％之间;
Because the color remains under the skin, a tattoo is usually permanent.
因为颜料在皮肤下面，所以纹身的图案一般不会消失。
General failure accessing the discussion database. Please contact your administrator.
访问讨论数据库时发生一般性失败。请与管理员联系。
Especially for the tough, ductile materials used in nuclear plant piping, ordinary plastic collapse analyses will possibly suffice.
尤其是对于核电管道的韧性材料，一般的塑料失稳分析可能足够了。