进行选择

Theoretical extension of the group selection model proposed by Sober and Wilson in 1998 is given, and its shortcomings are corrected, so that the new model can give a better description of reality, and some valuable conclusions are made.

笔者对索伯和威尔逊在1998年提出的群体选择模型进行了理论上的扩展，并对其不足之处进行了改进，使改进以后的模型更加符合实际，并得到了一些有价值的新结论。

This article has carried on the choice and the proof to the glide foundation guide rail, and obtains one kind of superior very practical plan to carry on the design.

本文对滑动底座的导轨进行了选择和论证，并得出一中较优又很实用的方案进行设计。

Considering of different meteorologic data in different regions, five methods (namely Penman-Monteith method, Radiation method, Blaney-Criddle method, Pan method and Hargraves method ) of calculating reference Evapotranspiration proposed by FAO are used, and FAO Penman-Monteith method is taked as the criterion to revise other four methods, thus educing the revised formulae in studied region.

考虑到不同地区可用气象数据的不同，本研究中选择了联合国粮食与农业组织推荐的五种(FAO彭曼—蒙特斯方法、辐射方法、布兰尼—克里德尔方法、蒸发皿方法和Hargraves方法)计算参考作物蒸发蒸腾量的方法进行比较研究，并以公认的FAO彭曼—蒙特斯方法为标准，对其它四种方法进行修正，得出适合本论文研究区域的相应修正公式。

But the houseplants might not be all suitable for the room , the arbitrary houseplant view that assigns might not be goodlooking either, how carry on houseplant view build, how carry on houseplant choice of variety become a new subject.

但是室内植物并不一定都适合室内摆放，任意布置的室内植物景观也不一定好看，如何进行室内植物景观营造，如何进行室内植物品种的选择就成了一门新的课题。

Their hyoid position was compared by cephalometric films, and correlation was calculated between their oral airflow ratios and hyoid position.

本研究通过口鼻气流同步测量，选择鼻呼吸比例≤ 70 %的儿童进行研究，与之进行对比的是鼻呼吸比例≥ 95 %的儿

The watermark data are embedded into some proper hypercomplex frequency components and their corresponding HFT coefficients are modified to fulfill the symmetry constraint. The prerequisite, the watermarked host image in spatial domain should also be transferred in red, green, and blue channels, of embedding watermark data into the hypercomplex frequency domain is obtained.

它通过对彩色载体图像进行快速超复数傅氏变换，在超复数频域选择合适频段嵌入水印，并且修改其对称系数的值，保证了嵌入水印图像仍然可以用彩色图像的红、绿、蓝三色进行传输。

This article makes a research into analysis of and control over influential factors of single disease's hospitalization expenses in polyclinic. It chooses a level-3 and grade-A army hospital and a certain county's level-2 and grade-A as the sample to compare their structures and differences of hospitalization expenses of 2681 patients, with some being sick of gallstone accompanying with chronic cholecystitis treated by gallbladder- removed with laparoscopy and others treated by hysterotomy, particularly to analyze the influential factors of single disease's hospitalization expenses.

本文围绕综合医院单病种住院费用影响因素与控制开展研究，采用文献调研、专家访谈、数学统计等方法，选择某军队三级甲等医院与某地方区县二级甲等医院，分别对胆囊结石伴慢性胆囊炎与剖宫产共2681例患者的住院费用构成及差异进行了分析比较，重点对A院单病种住院费用的影响因素进行单因素分析，在此基础上建立了住院费用影响因素的多元逐步回归模型，探讨各因素对住院费用的影响及控制对策。

This principle that non bis in idem is a basic principle in modern criminal procedure, which has got general attention by the jurisprudents of every country in the world, this principle has been established in criminal procedure by many countries .

本文从一事不再理原则的渊源入手，对一事不再理原则的价值根基和运行机制进行了系统研究，在此基础之上对我国刑事诉讼的立法和司法现状进行了深入分析，提出了一事不再理原则在我国的立法选择。

Firstly, by means of wavelet de-noising the pseudo data and noises in both load and meteorological data are eliminated; then by use of gray correlation theory the incidence relation among power load and meteorological indices is analyzed; and then the meteorological indices and load which possess best relevance one another are chosen to perform sensitivity analysis, and using support vector machine algorithm the daily peak load is forecasted.

首先通过小波去噪消除负荷和气象数据中的伪数据和噪声，然后采用灰色关联理论分析了负荷与各气象指数之间的关联关系，选择其中关联性最好的气象指数和负荷进行敏感度分析，并采用支持向量机算法对电力日峰荷进行预测。

The stiff exchange rate regime in China before the reform of RMB exchange rate regime on July, 21, 2005 - little volatility of RMB exchange rate, the inconvertibility of RMB under the capital account are the major factors and the lack of effective historical data which are responsible for limits on the research in this regard. The real exchange rate of RMB, therefore, is chosen as the objective of this study.

首先，文章对汇率的理论研究进行了回顾，提出了使用时间序列的一元自回归模型，然后，在对实际汇率的理论研究，以及人民币实际汇率本身所具有的特点进行分析的基础上，选择使用线性自回归模型和非线性的制度转换模型中的自我激励门限自回归模型和平滑过渡自回归模型来描述实际汇率的动态行为特征。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。