線系進化 的英文怎麼說

中文拼音 [xiànjìnhuà]
線系進化 英文
phyletic evolution
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 進構詞成分。
  • 進化 : evolution
  1. Across the rigid - flexible coupling dynamic analysis, we acquired the coupled effects between the three - dimensional attitude motion of the satellite and the flexible vibration of the antenna ' s supporting beam, and got the dynamic behaviors of the system. and we found the change pattern of the antenna ' s structure parameters, which decide the system ' s connatural characteristic and its dynamic response

    通過對衛星?天形成的剛柔耦合行動力學分析,獲得了衛星的剛體運動與天的彈性振動之間的耦合影響規律及其真實的動力學行為,得到了天結構參數對衛星?天統的固有特性及其動力學響應的影響規律,為衛星姿態控制和天結構優設計奠定了基礎。
  2. The evolutionary relationship of the mitochondrial genetic codes

    粒體密碼表的
  3. Abstract : a new concept of turning line of reduction parameters and its determination method is put forward in this paper for analyzing the isopleth diagram showing the relationship between reduction degree and reduction parameters in reduction of compressed scale lump containing carbon, and the method of optimal selection for reduction parameters is obtained

    文摘:應用文章提出的還原參數界概念及其確定方法對鐵鱗配焦壓塊還原過程中反映還原參數與還原指標關的等高行分析,得出還原參數優選擇的具體方法。
  4. The chilopoda and diplopoda are monophyletic group respectively. although there are some limitations, the mitochondrial dna as a model system is being used as a powerful tool in phylogeny analysis. it is the only molecular marker that can be used in the phylogenetic studies at genomic level

    粒體dna基因組全序列作為研究動物統發生的模式統,雖然有一定的缺陷,但仍是生物學家研究最有力的工具,它是目前唯一可以提供基因組水平上統發生研究的分子標記。
  5. As a newly developed high - performance ship, wave piercing catamaran ( wpc ) has been applied and investigated more and more extensively. in this paper, the theoretic calculation method of wave resistance of a kind of wave piercing passenger catamaran with 500 passengers has been researched, including the ship lines optimization ; the fast speed experiment research work and the research of the relation between the principal dimensions and the resistance. the relation between the wave piercing catamaran and the ship form parameters has been further researched, and also some useful theoretic basis and practical means have been provided for its practical engineering appliance

    本文以「 500客位穿浪雙體船」為研究對象,對穿浪雙體船興波阻力理論計算和船型優方法行了研究,其主要研究內容如下:一、穿浪雙體船的型優二、穿浪雙體船快速性理論與試驗研究三、穿浪雙體船主尺度與快速性的關通過以上內容,較深入的研究了穿浪雙體船船型參數與快速性的關,為其在實際工程中的應用提供了理論依據和解決方法。
  6. The simulation results are compared to the normal dipole antenna in order to observe the influence of fractal and investigate the effect of antenna miniaturization. the relationship between miniaturization and fractal dimension is researched. the koch and 3 / 2curve fractal unit are applied to yagi - uda antenna, the performance like impedance characteristic and radiation pattern is simulated by cst microwave studio ?

    對其阻抗特性及輻射方向圖行了模擬計算,並分別與未應用分形的普通半波振子天相比較,觀察分形對天性能的影響,以檢驗分形天小型的效果,研究了尺寸縮減性與其分形結構的分形維數之間的關
  7. So two of them maybe belong to a new genus. according to the results of polyphasic taxonomy, the phylogenetic relationship of thirteen strains were defied that seven strains such as 40001 belong to streptomyces, strain 40009 belong to nocardiopsis, strain 40010 and 40011 belong to micromonospora, strain 40012 belong to streptosporangium ; strain 40007 and 40008 have similar relationship with actinomadura, but their sequence similarity are lower than 97 %, may belong to a new genus

    實驗獲得了13株放菌16srdna的近乎全序列,將之與genbank中已知序列行比較,也可以將這13株放菌劃分為5個類群,菌株40001等7株菌與鏈黴菌屬( streptomyces )的菌株較近,其中菌株40004和波賽鏈黴菌( streptomycespeucetius )的序列相似性為98 . 03 ; 40013與拒黴素鏈黴菌( streptomycesresistomycificus )的序列相似性為99 . 02 。
  8. During the second phase of the east lake lakeshore scenery construction project, an approach was taken to establish a public domain including a cha - gang lose - water " observation platform, bathing beach and parking lots. the design and analysis of all these elements have been addressed in the following article as well as other components such as roadway alignment, installation, water bank stabilization, planting, street lighting, sculptures and accessible paths for disables. the proposed landscape will ensure a systematic visual system with enhanced cultural, artistic, and unique characteristics, and properly arranged facilities along the shoreline

    本文通過東湖環湖景觀建設綜合整治二期工程中的茶港親水平臺、沙灘浴場及停車場的道路和景觀設計,對東湖環湖的路面、鋪裝、駁岸、綠、亮、燈飾、小品、殘疾人通道等多個方面行了分析,以期建立一個統一有序的視覺體,增強東湖環湖旅遊的文性、藝術性和獨特性,合理安排布置配套設施,使之成為一條步移景異,集秀、翠、幽、雅為一體的湖畔風光游覽路。
  9. Schneider busway is equipped with amada turret presses and shear imported from japan, a wagner powder paint system from germany, and is a fully integrated sheet metal fabrication and assembly operation. our sheet metal punching, forming and power coating equipment is state of the art with regard to safety, process capability and speed. sbg is utilizing the sap production management system, which ensures highly efficient management and production

    工廠使用口amada沖床及德國的瓦格納爾噴粉生產,擁有的板金加工及裝配生產,採用先的金屬沖壓、成形及噴粉設備,確保了生產程序高效安全以及產品的優秀品質,同時,工廠還採用sap生產管理統,保證了全廠高效的管理及生產水平。
  10. In this study, actinomycetes isolated have been analyzed using polyphasic taxonomy technology including morphological and physiological tests, analysis of chemotaxonomy, dna g + c content and 16s rdna / rna sequencing

    採用形態學、細胞學、生理生、 dnag + cmol及16srdna序列分析等多相分類的技術對所分離的部分放行了統的分類研究。
  11. A novel dynamic evolutionary clustering algorithm ( deca ) is proposed in this paper to overcome the shortcomings of fuzzy modeling method based on general clustering algorithms that fuzzy rule number should be determined beforehand. deca searches for the optimal cluster number by using the improved genetic techniques to optimize string lengths of chromosomes ; at the same time, the convergence of clustering center parameters is expedited with the help of fuzzy c - means ( fcm ) algorithm. moreover, by introducing memory function and vaccine inoculation mechanism of immune system, at the same time, deca can converge to the optimal solution rapidly and stably. the proper fuzzy rule number and exact premise parameters are obtained simultaneously when using this efficient deca to identify fuzzy models. the effectiveness of the proposed fuzzy modeling method based on deca is demonstrated by simulation examples, and the accurate non - linear fuzzy models can be obtained when the method is applied to the thermal processes

    針對模糊聚類演算法不適應復雜環境的問題,提出了一種新的動態聚類演算法,克服了傳統模糊聚類建模演算法須事先確定規則數的缺陷.通過改的遺傳策略來優染色體長度,實現對聚類個數行全局尋優;利用fcm演算法加快聚類中心參數的收斂;並引入免疫統的記憶功能和疫苗接種機理,使演算法能快速穩定地收斂到最優解.利用這種高效的動態聚類演算法辨識模糊模型,可同時得到合適的模糊規則數和準確的前提參數,將其應用於控制過程可獲得高精度的非性模糊模型
  12. According to the frndamental and the steps of this method, we cans use the linear regress filter method to make the simulation of the wind load and then we can educe the curve of the time - process wind velocity. after that step, we can get the chart of the dynamic wind load which we can deliver the crosswind into the particle wind load and put them on the corresponding cell nodes. then we can do the analysis of the dynamical wind load through the time - process analysis to get the max value of the displacement

    根據性回歸濾波器法的基本原理和步驟,藉助相關軟體行風荷載的人工模擬並得出風速時程曲而轉為風動力譜,由此將橫風向風力表達成節點風荷載作用於相應的單元節點上,按時程分析法對該空間桁架體行風荷載的動力分析,求出結構在行風動力荷載分析時,結構相應節點對應的最值位移值。
  13. The mechanical parameters were evaluated by cure fitting of the experimental data. from this model, the deformation, stress of the grape skin and the change of the inner - pressure was obtained. it was found that the change of the volume for unit of force is a constant

    並利用該模型對葡萄受到壓縮外力作用時,外力、變形、內壓改變量和葡萄皮應力之間的關行了計算和分析,得到了體積改變量的變值是一個常數,使得各力學量與葡萄總體變形量的關是非性關的結論。
  14. Chapter 6 provide a study on the delivery network of port physical distribution system, and we define single physical distribution center location by the center - of - gravity method, multi - physical distribution center location by clustering - based method and dynamic physical distribution center location by dynamic programming model, and the lines of vehicles have been optimized by vehicles scheduling program ( vsp )

    第六章主要是探討港口物流統的配送網路,運用重心法確定單個配送中心選址、分組法解決多個配送中心選址和動態規劃解決配送中心動態選址問題,並用里程節約法( vsp法)對配送行優,尋找最佳運輸路。
  15. Furthermore, analyses of dna sequence datasets with the violation of the homogeneity assumption is not only useful to elucidate the evolutionary mechanisms that have shaped the observed differences in genes and species with atypical substitution process, but also provides important clue for the future development of phylogenetic methods

    一步地,對于違反同質性假設的dna序列數據集的分析,不僅用於闡明在非典型替代過程下的基因和物種形成的可觀察到的差異的機制,也為深入研究統發生的方法提供了重要的索。
  16. Creative points and all tasks having be finished are briefly shown below : according to the classical space meshing theory, we have strictly deduced a series of formulae such as the equation of contacting line of worm, the equation of the second limiting curve of worm gear, and the equation of working surface and non - working surface, etc. and we have deeply studied the algorism of the actual contacting lines of worm gear drive

    本文的主要創新點和成果如下:基於經典共軛嚙合理論,對平面二包蝸桿副的運動關行了嚴密分析,獲得了蝸桿副齒面方程、蝸桿齒面一界曲方程、蝸輪齒面二界曲方程等一列齒面分析所必須的數學公式,並深入研究了蝸桿副齒面接觸的演算法,為蝸桿副的三維數字造型打下了堅實的數學基礎。
  17. A " living fossil " of the species occur in a long - line forward evolution happened, was no evolutionary branches

    「活石」是在種發生中的某一長期未發生前,也未發生分支
  18. As a member of the only species capable of comprehending, or even of speculating on its own origins, and looking from this height down along the trunk of our sprawling family tree, no less a filament than the nerve fiber itself will serve as the thread of ariadne along which may be retraced the course of our brain ' s evolution

    作為最合適的選擇,細絲狀的神經纖維基於其自身的屬性而具有理解甚至推理的功能,它沿著人類的譜蔓延伸展,就像是希臘神中阿里阿德涅的團一樣,指示出了人類大腦的過程。
  19. A new approach to parametric design is presented, which is child - graph based, and which design a 2d sketch in sequence. in this approach, the sketch is designed with simple elements such as points, segments, circles or child - graphs which is combination of above simple elements ; geometric elements is designed in sequence can implement the function of unwell defined ( less - constrain ) parametric design. 2dand 3d constrains is treated consistently

    設計並實現了該特徵表示模型的數據結構。該特徵表示模型是統各種演算法的基礎。不同於常見的用底層圖元(點、、弧)行設計的二維全約束求解方法,提出並實現了一種基於子圖的序列草圖設計方法。
  20. The antenna investigated in the dissertation is the unilateral slot antenna with fed taper and end taper, which is fed by fin - line

    最後藉助於三維高頻電磁場模擬軟體ansofthfss ,對整個鰭饋電性漸變天行了優
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