The main research findings were as follows. The flow state at the draft tube inlet was specially discussed,suggesting the method of giving inlet boundary of draft, and then periodicity circumvolve inlet was modeled,achieved by User Fortran.

主要研究成果有：通過分析尾水管進口的流動狀態(tài)，提出了尾水管進口邊界條件的給定方法，建立了尾水管進口周期性旋進非定常速度模型，并采用User Fortran實現之。

Multilayered structure of compositionally modulated alloys, in which there are thin film effect, interface effect, coupling effect and periodicity effect present, may give rise to enhanced or novel layer property.

組分調制合金的多層膜結構中由于存在薄膜效應好男人社区影视在线、界面效應、耦合效應和周期性效應而使特性增強或產生出新穎的特性猛操视频。

We found that the recording order of gratings with different periodicity made a crucial effect on the final forming of the microstructures. 4. Photo-induced birefringence phenomenons of P , containing mono azobenzene chromophore and P (MMA-co-GY7), containing diazobenzene chromophore were studied by static absorption and dynamic pump-probe techniques.

研究了單偶氮苯聚合物P久久伊人中文字幕色综合、雙偶氮苯聚合物P（MMA-co-GY7）的紫外-可見吸收光譜、熒光光譜免费黄图视频，并對單偶氮苯国产精品三级啪啪、雙偶氮苯聚合物材料光譜性能的差異進行了分析；研究了偶氮苯聚合物的超快光致雙折射過程青草青草久热精品视频不卡，并對單偶氮苯聚合物與雙偶氮苯聚合物進行了比較欧美日韩黄色小说小电影网，分析了含雙偶氮聚合物超快光致雙折射過程的來源。

Using electronic microscopy and cytochemical methods, we studied the distribution changes of the cell ergastic substance and development of secondary vascular tissues. Development of secondary vascular tissue took on an inherent rhythm, showing alternation of dormant and differentiated stages in periodicity of one year, and the formation of secondary phloem and xylem was alternate.

利用電鏡技術及細胞化學方法综合亚洲伊人午夜网，研究了美洲黑楊次生維管組織的發(fā)育以及細胞內含物分布的變化干人网站，發(fā)現次生維管組織的發(fā)育具有內在節(jié)律性，在年周期中表現為分化期和休眠期交替出現亚洲综合色色色；次生韌皮部與次生木質部交替分化形成久久avabb。

I discuss the ways Manson trained and utilized his Chinese assistants, and argue that he relied on his assistants to procure ample amounts of research material and observational data which enabled him to enlarge the scale of his research and eventually led to his discovery of filarial periodicity.

顯微鏡對於當時的寄生蟲學研究有很大重要性，然而一级片久久，成功的顯微鏡觀察依靠的不只是高倍率顯微鏡與觀察者敏銳的視覺而已毛片无码午夜国产视频，還需要一整套科學實作的支持，才有可能在顯微鏡下看到寄生蟲性大片免费看。

In this paper, the hydrochemical characteristics, water temperature and regime of every group are analyzed, and the changing regulation is revealed, the relativity, tendency and periodicity of the springs flow are calculated.

本文將其分為五個泉組在线中文字幕日本，分別對各個泉組的水化學、水溫及動態(tài)特征進行了分析日本爆乳视频，闡述了它們的分布規(guī)律及變化特征尤物在线观看视频；對泉群流量的動態(tài)變化進行了相關分析、趨勢分析和周期分析日本a在线网址。

The daily observed data of surface suspended sediment concentration at the Nanhui headland from May 2002 to October 2005, the observed data of tidal range, tidal level, wind speed and direction at the Nanhui hydrometeorological station and the water and sediment discharge data observed at Datong hydrographic station in the same period were used to study the periodicity and affecting mechanism of SSC variation.

根據2002年5月至2005年10月在杭州灣北岸和長江口口門交匯處一固定觀測點表層每日取樣的懸沙濃度資料和同期的潮差影音先锋2020aⅴ色资源网、潮位、風向風速以及長江大通水文站的水沙資料成年人的网站，利用Spss亚洲黄片视屏1234、MatLab分析軟件，采用小波分析和相關性分析方法伊人草在线视频，探討了懸沙濃度變化的周期性及其影響機制。

One of the cross sections is a hypercylinder with Euclideanmetric and 〓 topology, thus provides the periodicity of imaginary time.

一其一個截面即為由歐氏度規(guī)描寫的超圓柱面，它的S1拓樸使它能提供虛時間的周期性欧美激情第欧美精品。

It puts forward the"Variation Determination"to recognize whether the Arithmetic Measuration can be used to measure the periodicity of fluctuation.

算術測定法具有簡單乱伦亚洲色图片、直觀的特點，第一節(jié)對這種方法的理論基礎和適用條件作了比較全面和透徹地分析18岁禁看网站在线看，經&變異判斷法&判斷具有指數趨勢特征的經濟序列欧美在线黄片小视频，可以運用算術測定法直接測定其波動周期。

There, they find that the anomalous groups are variety,similarity and periodicity of development before and after Baotou Ms 6. 4 earthquake, this is similar to Haicheng and Tangshan earthquakes, however, the obviously difference is that the abnormal is no causality and associated relation but paragenic relation with Baotou earthquake. They think the circum --B...

該區(qū)異常群體具有種類的多樣性国产一区二区精品久久久v、配套性国产日韩欧美午夜福利网站，在包頭6.4級地震前后有發(fā)展階段性，雖與海城免费黄色福利网站网址、唐山地震前確有相似之處在线超碰cao，但也有明顯不同，認為環(huán)渤海地區(qū)參與了1996年以包頭地震為代表的華北整體性構造活動亚码激情，該區(qū)異常與包頭地震無因果或伴生關系一级国产高清免费观看，而是共生關系，該區(qū)目前仍存在發(fā)生5～6級或6級以上地震的危險性自拍偷拍91视频。