查询词典 a period of time

This paper is to mainly discuss the following problems which are diffieult to be solved in commodity freight volume forecast for a period of time: Variable choice and multiple coorelations; Application of the principles of combining quantitative analysis with qualitative analysis; Selection of the remarkable variables by using Multistep Regression Method; Establishment of reasonable freight volume forecast model.

本文针对总货运量预测中较难解决的问题——变量选择和多重共线性，运用定性和定量相结合原则利用逐步回归方法定量挑选显著性变量，建立理想的货运量预测模型。此外，本文在评介货流研究一般方法基础上，根据多地区货物交流目的，探讨了货流预测的方法，提出用Frator法预测货流。

After observation for a period of time, Lady Chen realized finally that the hill myna was mechanically imitating the promises her husband made to his lover during his phoned conversation when Chen was not home. It is unexpected that walls have ears. Some key words were learned and mechanically imitated by the well-trained hill myna. When she adduced this evidence to the testimonies, her husband was surprised very much.

经过一段时间的观察，陈女士终于回过神来：这一定是她不在家时，丈夫与情人通电话时作出的"承诺"——不料隔墙有耳，一些关键词句被这只训练有素的鹩哥依葫芦画瓢地搬了出来，当陈女士将这些证词向丈夫提出来时，丈夫惊讶万分。

The realized natality is the actual successful reproduction per female over a period of time.

特定年龄出生率就是特定年龄组内雌体在单位时间内产生的后代数量。

Nntality is the birth of new individuals. The realized natality is the actual successful reproduction per female over a period of time.

出生率就是新个体的产生，实际出生率就是一段时间内每个雌体实际的成功繁殖量。

He has stayed in this city for a period of time,so there is no sweat for him to find the way to the history museum.

他在这个城市已经呆了一段时间，因此毫不费力就找到了去历史博物馆的路。

I think it necessary for me to leave for a period of time after having happened obnoxious quarrel.

发生了这样不愉快的争吵之后，我觉得有必要暂时离开一段时间。

He will be under observation for a period of time.

他将被留做观察一段时间。

This is my observation of my child in a period of time the conclusions.

这是我在观察我孩子一段时间所得出的结论。

If it does, it will only exist just for a period of time.

即使是有，那也是短暂的存在。

After opening a period of time, study and life gradually stabilized down.

开学一段时间后，学习和生活逐渐稳定了下来。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。