樹形系統 的英文怎麼說
中文拼音 [shùxíngxìtǒng]
樹形系統
英文
tree system-
These cards also make it easier to design a system that com ? bines various switching configurations, such as matrix, cascade, tree, etc
利用這些開關卡,可更方便地設計組合不同切換配置的系統,例如矩陣、級聯、樹形,等等。Fourth, the paper treats two kinds of hoisting projects of high alititude construction in bulk and member assembly, hositing machine and plan layout, setting up scaffold and joints, and installing trunks, branches and joints etc. then in detail discusses the method which applys total station to measure three - dimensional coordinate of dendriform structure, including selecting survey sign points, creating survey system and converting survey coordinate system etc. the paper also deep research on the welding performance, welding method, welding process, welding stress and control, welding strain and rectification, weld defects analysis and weld quality inspection, and so on complicated heterogeneity steel weld proplems
接著系統的論述了高空散裝法和分單元安裝法兩種樹狀結構吊裝方案,樹狀結構吊裝機械及平面布置,樹狀結構胎架及節點的搭設,以及樹狀結構樹干、樹枝和節點的吊裝工藝等諸多工藝問題。詳細的論述了採用全站儀對樹狀結構進行空間三維坐標測量的方法,包括測量標志點的選取、測量系統的建立及測量坐標的轉換等問題。深入地研究了樹狀結構可焊性、焊接方法、焊接工藝、焊接應力及控制、焊接變形及矯正、焊接缺陷分析及焊接質量檢查等復雜的異種鋼焊接問題。2. professional drawing database the cpcad develops a city planning professional drawing database on multi - fork tree structure through which can easily manage and use the standard drawing block in common use. 3
專業圖形庫管理本系統開發了一個基於多叉樹結構的城市規劃設計專業圖形庫,來管理與使用城市規劃設計中用到的標準、規范的圖塊。By integrating all the latest information and active form gateway technology, the project connected the wireless communicating network, telephone network and internet to realize the alete bonding of information and widening the service scope of application system based on internet, thus the farmer could get the information from internet more delicacy and effectively, which will solve the " the lastly one mile " problem of fruiter information transferring
摘要本項目綜合運用各種最新的信息技術以及主動式網關技術,將無線通訊網、固定電話網和網際網路絡連接在一起,實現信息的無縫跨接,拓寬了網際網路絡上應用系統的服務范圍,使得基層農戶能夠以靈活方便的形式獲得網際網路絡上的信息,有效的解決了果樹信息傳遞的「最後一公里問題」 。Cytochrome b gene compared with characiforms, cypriniforms and salmoniforms ; ( 2 ) the molecular phylogenetic trees suggest that siluriforms form a monophyletic group and have a close relationship with characiforms ; ( 3 ) the families of pangasiidae, claroteidae, ictaluridae, cranoglanididae, schilbidae and clariidae form a monophyletic group in the three molecular phylogenetic trees. the family bagridae branched with schilbidae which comes from china ; the family akysidae branched with amblycipitidae, but the phylogenetic positions of the families siluridae, sisoridae and pimelodidae are not recognised
魚芒科、棘脂?科、叉尾?科、長臀?科、刀鯰科與鬍子鯰科在三種方法構建的分子系統樹中均結合在一起,形成一大單系群; ?科均與來自中國的刀鯰科魚類聚在一起;粒鯰科與鈍頭跪科也均聚在一起;但鯰科、 ?科和油鯰科的系統發育位置不定。The results show that ( 1 ) loops are in general more variable than stems, and in loops a strong adenine bias are observed : ( 2 ) there does not exist a saturation effect in stems, loops or all positions of the 16s rrna gene fragments : ( 3 ) in the molecular cladogram, bagarius forms a sister group with glyptothorax, and euchiloganis forms a sister group with pareuchiloglanis, and exostoma forms a sister group with glyptosternum : ( 4 ) the phlogenetic positions of pseudecheneis, exostoma and glyptosternum are not recognized ; the glyptosternoid fishes are not monophyly although they are defined by 13 osteological apomorphies ; the incongruence of cladograms between molecular and morphological sets may be caused by less informative sites of the 550 homologous sites ; ( 5 ) e. davidi and e. kishinouyei could be the same species according to the genetic distances ; p. sinensis and p. anteanalis could be too
結果表明: ( 1 )環區平均變異位點較莖區多,有很強的a偏好性; ( 2 )沒有替代飽和現象; ( 3 )分子系統樹上?屬和紋胸?屬構成姐妹群,石爬?屬和?屬構成姐妹群, ?屬和原?屬構成姐妹群; ( 4 ) ?屬、原?屬和褶?屬的系統發育位置不定, ? ?魚類並未形成一個單系類群;可能的原因是所得到的16srrna基因片段信息位點太少; ( 5 )青石爬?和黃石爬?可能是同一物種,中華?和前臀?可能是同一物種。The tree - shape hiberarchy strict designed ensure the retractility, robustness, real - time, security, usability and so on
嚴格設計的樹形層次結構保證了系統的可伸縮性、魯棒性、實時性、可擴展性、安全性與可用性等。This paper expounds the development and variation of the forestry science , forest and forestry neally in past two cen turies the forestry science in itself goes through a transformation from traditional forestry science to modern forestry s cience. the modern forestry science, with the object of studying the establishment , manageme nt and exploitation of the forestry ecosystem and the core of developing the eco logical environinent functi on of the forestry ecosystem , is a subject that takes an overall play to the mul tiple benefits and function of forest. the cognition of forest also undergoes a variation from a single tree to trees g roup and still to forest ecosystem due to the deep alteration of the understand ing of forestry science and forest , people begin changing their understanding of forestry from a central for m of timber utilizing which formed for a long time to a form that takes developi ng the ecological environment function of forestry ecosystem as its core and fo cal point , and takes an overall play to the ecological , economical and social function of forestry as its leadi ng thought and aim , so as to realize the sustainable development of forestry
論述了林學、森林與林業近兩個多世紀以來的發展和變化.林學經歷了由傳統林學向現代林學的轉變.現代林學是以森林生態系統的營建、經營管理和利用為研究對象,以發揮森林生態系統的生態環境功能為核心,全面發揮森林的多種效益和多種功能為目的的學科.對森林的認識也經歷了由單株樹木到樹木群體到森林生態系統的變化.由於對林學及森林認識的深刻變化,人們對林業的認識也就從長期形成的以木材利用為中心,轉變到以發揮森林生態系統的生態環境作用為核心和重點,全面發揮森林的生態、經濟和社會功能作為林業的指導思想和目標,以實現林業的可持續發展Phylogenetic analysis surports that anseranas should be placed in monotypic family anseranatidae, and the whistling ducks and the white - backed duck should be separated from subfamily anserinae and placed them into family dendrocygnidae. the family anatidae could be classified into two subfamilies, anserinae and anatinae. the results approve that the swans should be put into the tribe cygnini of subfamily anserinae as suggested by livezey ( 1996, 1997b ) and the shelducks should be placed in the tribe tadornini of subfamily anatinae, therefore, our results do not support sibley and ahlquist ' s ( 1990 ) establishment of the subfamily cygninae and placing the shelducks in the tribe anserini
研究結果表明: 1 )雁形目鳥類12srrna基因有較多的堿基插入和缺失,堿基轉換數高於顛換數; 2 )贊同將鵲鵝( anseranas )置於鵲鵝科( anseranatidae )中,樹鴨( dendrocygna )應從雁亞科( anserinae )中獨立出來設立樹鴨科( dendrocygnidae ) ,白背鴨( thalassornis )隸屬于樹鴨科; 3 )鴨科( anatidae )可分為雁亞科和鴨亞科( anatinae ) 2個亞科,不贊同sibley & ahlquist ( 1990 )設立天鵝亞科( cygninae )及將麻鴨歸入雁族( anserini )的觀點,支持livezey ( 1996a , 1997b )的觀點建議將天鵝類歸為雁亞科天鵝族( cygnini ) ,麻鴨置於鴨亞科下麻鴨族; 4 )在鴨亞科內的系統發生上,潛鴨最早分歧出來,麻鴨、海中文摘要鴨及棲鴨彼此iaj的親緣關系較近;河鴨族為一單系發生群,在系統演化中形成獨立的一支。On the view of customization theory, the method of information processing for customization is summarized : quality function development and product function architecture, then the need function development ( nfd ) as the design way of implementing sub - system of customization information dealing is proposed based on them. the configuration include three parts : transmission function, need function and developing function. the adapting four steps for implementing are proposed : the collection and classification stage of customization information, the analysis stage of customization information, matching stage and evaluating stage for producing
尤其是從mc個性化理論出發,總結前人個性化信息處理方法:質量功能配置法和產品族構建法的基礎上,提出基於樹形的兩極需求功能配置法的框架:傳導函數、需求函西安理工大學碩士學位論文數、配置函數,作為個性化信息處理子系統的設計思路,並詳細闡明了該方法的四個實施步驟:個性化信息收集和分類階段、個性化需求分析階段、個性化需求信息配置階段、可製造性評價階段,指明了各個階段的方法在個性化信息處理子系統中的應用,為個性化信息處理于系統的實現奠定了基礎。The techniques related terrain lod is systematically studied based on the quadtree data structure. combining the data block attemperation idea, we solved the data integrating and preculling problem, presented the boundary constraining solution, and calculated the collision detection for rambling
本文在四叉樹結構的基礎上較為系統的研究了地形相關lod技術,結合數據分塊調度思想,解決了數據連接和預裁剪問題,給出了邊界約束問題的解法,並針對漫遊計算了特定的碰撞檢測。Based on the amount of terpenoids in illicium, put various kinds of terpenoids in order by affiliated basic skeleton, the total contents of terpenoids in various kinds of basic skeleton type as the quantity property, utilized cluster analysis via spss and drew dendrogram of illicium
摘要以八角屬植物中所含的萜類成分為基礎,把各種萜類成分按照其所屬的基本骨架類型進行整理,將各種骨架類型萜類的總含量作為數量性狀,採用spss系統進行聚類分析研究,作出八角屬的樹形分支圖。Especially in the north slope, the broad - leaved wood of red pine, the animal ( insect ), plant ( tall tree, shrub, herb ) and the tree grows plentiful. the living creature is numerous, and the complete vegetative chain of formation is with the food net, provided the proper and living space for the animal ( insect ) and plant ( tall tree, shrub, herb )
長白山作為我國北方溫帶地區最高的山峰,保存了最為典型和完整的森林生態系統,特別是在長白山北坡的紅松闊葉林帶,樹種豐富,生物繁多,形成完整的食物鏈和食物網,對生活于其中的動物(昆蟲) 、植物(喬木、灌木、草本)提供了適宜的生活空間。We analyze the assembly model and propose a mathematics model and tree - representing model of the assembly who not only has a small data size, but also can be manipulated easily. this thesis not only gives the virtual representing concept the instance representing one, but also defines the concept of assembly constraint such as coupling, being alignment, being coaxial and being equidirectional. based on such concepts, a revised newton - raphson iterative algorithm is proposed, which can deal with the singularity and ill - condition of jacobi matrix
首先分析了裝配體的模型問題,提出了裝配體的數學模型及樹形式表示的裝配體表示模型,模型具有數據量小、操作簡單的優點:文章對所涉及的約束諸如耦合、對齊、同軸、同向的裝配體位置描述概念進行了定義,引入了裝配約柬概念,從而提高了裝配設計效率;在此基礎上,文章討論了裝配約束的求解方法,提出了newton rapson迭代法的改進演算法,使得系統能更好地處理jacobi矩陣的奇異和病態的情形。2. dynamically organizing cad graphics information taking the product structure tree as data structure, which links assembly information and geometry information ) the gathering agent can automatically converts assembled relationship into hyperlink relationship of vrml files, so the system could implement a strategy of integrated and visualized sharing approach based on the web - based visualized product structure tree. 3
產品cad圖形信息的動態組織建立以產品結構樹為中心的數據組織結構,通過採集agent自動地將產品的裝配關系轉化為相關零部件vrml文件間的超鏈接關系,使系統能以「可視化結構樹」的形式進行有效地產品cad圖形信息發布。Molecular phylogenetid tree is constructed by nj and mp method of mage2. 0. the classed result of rhabdosargus, taius and sparus is in consistent with that of morphology, while p. major, e. japonica and a. spinifer assemble one branch in nj molecular phylogenetid tree, p. major and e. japonica assemble one branch in mp molecular phylogenetid tree, which is different with the traditional viewpoint that classing the three strains for different category
用mega2 . 0軟體中的nj法和mp法構建分子系統樹,其中黃鯛屬、平鯛屬和鯛屬分類的結果與形態分類學的觀點相吻合;而在nj分子系統樹中,犁齒鯛、真鯛和高背四長棘鯛聚成一支,在mp分子系統樹中,犁齒鯛和真鯛聚成一支,這與傳統分類學上把這三種鯛歸為三個不同屬的觀點不一致。( 3 ) the research of lycoris on the systematical relationship of micro - morphology and anatomy is absent. it is essential to generalize the character inde xes of morphology, anatomy, cytology, palynology and molecular physiology. so we can establish classification system of lycoris and draw a reasonable family tree of lycoris
因此,必須綜合形態學、解剖學、細胞學、孢粉學和分子生物學等各方面的性狀指標,才能夠建立更合理的石蒜屬植物分類系統,並繪制出完整的石蒜屬分支系統樹。Based on the fact that the enterprise joined in the collaborative commerce chain in order to attain more economic effects, the credible degrees of the data - enterprise and the whole tree commerce chain system were calculated, furthermore the duration of nccc could be known
基於企業加入協同商務鏈的目的,即獲得比獨立經營更高的經濟效益,從單個企業的可靠度計算與協同商務鏈樹形系統的可靠度計算,研究了企業協同商務系統的可持續性。Any of a branching system of muscular, elastic tubes that carry blood away from the heart to the cells, tissues, and organs of the body
動脈任何樹枝形系統,將血液從心臟輸送到身體各細胞、組織和器官的肌肉的,一種有彈性的血管It is important for local government to analyze and select government policies systematicly, contingently and integrately in order to improve local government functions on smes and improve local competition capabilities. function emphasis should be conducted according to requirement of smes. great breakthrough should be sought according to main restrict factors in local areas
改進與加強地方政府對中小企業的管理,增強地區競爭力,要樹立系統觀和權變觀,綜合分析和選擇地方政府的管理職能;要根據中小企業的需求來選擇職能重點;要針對本地區較為突出的制約因素,尋求重點突破,形成良性互動;要以市場為導向,加快地方政府的改革與創新步伐。分享友人