有向圈 的英文怎麼說

中文拼音 [yǒuxiàngjuān]
有向圈 英文
directed cycle
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 圈 : 圈名詞1. （養豬羊等牲畜的建築） pen; fold; sty 2. （姓氏） a surname
  1. In this paper, we discuss some bicyclic mixed graphs which have few vertices on the bicycles, and find the eigenvectors corresponding to their smallest eigenvalues have similar structure properties to those of uncyclic mixed graphs

    對于非奇異雙圈混合圖，本文對雙圈點數較少的若干圖進行討論，發現其最小特徵值所對應的特徵向量與單圈混合圖的情形有類似的結構性質。
  2. Signor maffei, passion pale, in liontamer s costume with diamond studs in his shirtfront, steps forward, holding a circus paper hoop, a curling carriagewhip and a revolver with which he covers the going boarhound

    馬菲85先生興奮得臉色蒼白，身穿馴獅人的服裝，邁步向前。襯衫前胸釘有鉆石飾扣，手執馬戲團用的大紙圈，馬車夫的彎鞭以及一把轉輪手槍。
  3. With the progress of technology and developing of internet economy in the world, the broadband network becomes another hotspot in internet field when the foam of. com comes to almost nil. with the beginning of new thousand year, hot waves of the broad band surge throughout the country, sorts of investors come and make huge expenses in a constinuous stream to make a majority of marketing lot and lead up the position of broad band market. however, when the net circuity, which is based on huge numbers of cash, is facing the consumers, market really does not redound upon the investors inexpection

    隨著技術的進步和網際網路經濟在全球范圍內的高速發展，寬帶網是繼? com "泡沫"破滅后網際網路產業的又一熱點。新千年開始，全國各地各類投資商紛紛拆巨資"跑馬圈地" ，以期在市場份額上搶占寬帶網市場領先地位，但是當這些"巨額現金'堆成'的網路線路面向用戶時，市場並沒有給投資商們預期的回報，寬帶網運營商不僅投資回收遙遙無期，還要繼續燒掉大量的現金去維持網路的正常運行，大批中小型寬帶網運營商苦苦支撐，有的甚至瀕臨破產。
  4. On the basis of detailed field work and structural analysis, this paper presents a new geometrical and kinematic data that reveal the staictural characteristics of qinglong fault zone. this fault zone is composed of numerical ew faults with an arrangement of dextral step pattern in the western part, and consists of maquanzi - datun fault and tumenzi - mingshui fault in the eastern part

    本文通過較為詳細的野外調查和室內研究，並結合前人的研究資料，以構造解析為指導思想，對斷裂帶的幾何學、運動學特徵進行了研究：青龍斷裂帶是由一系列近東西向的斷層組合而成，斷裂帶西段呈明顯的右行右列式分佈，東段主要有馬圈子?大屯斷裂和土門子?明水斷裂組成。
  5. The innovative dishing ring not only possesses end - face sealing capacity, but also has some radial seal and clean function

    改進的碟形密封圈不但具有端面密封能力，而且將具有一定的徑向密封和擦拭功能。
  6. In order to improve the friction between the outer diameter of dishing ring and cone, and prevent any contaminant, such as slurry and ect. from coming, the outside diameter may be curved upward. the length and open of the curved may be determined by the analogue to the actual condition

    為改善碟形圈外徑與牙輪的摩擦工況，更好地防止泥漿等有害物質的侵入，可將其外徑略向上彎曲，彎邊的長度及開口數可由實際工況的模擬來確定。
  7. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後，綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料，得出如下結論：本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖；與中國東部以及華北地臺上地幔相比，研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵，局部熔融程度較高；上地幔存在橫向和縱向的不均一性，從西部的克里陽到喀拉喀什河和玉龍喀什河流域， al和lree富集程度呈下降趨勢，不同來源的相同礦物中主元素的含量差異較大；地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用；玄武巖漿的起源深度73km ；從幔源重砂礦物的溫壓估算結果，可以推斷出巖石圈厚度可達204 . 9km ；綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分，認為研究區具備了金剛石成礦地幔地質條件。
  8. Especially, we compute the hochschild cohomology of endomorphism algebras of complete exceptional sequence of the path algebra whose quiver has 3 vertices and has no orientation

    第四章中，我們主要研究具有三個點的且不帶方向圈的有向箭圖的路代數上的完備例外序列的自同態代數的hochschild上同調群。
  9. Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin

    通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地溫以及上升泉、斷層涌水的地球化學分析等工作基礎上，指出地處低地溫梯度背景區的平莊盆地地溫梯度異常是由於盆地基底隆起和坳陷引起傳導型大地熱流再分配所致；運用州sys數值模擬了大地熱流向地表傳導背景下的盆地地溫場，從而揭示了盆地基底（義縣組）頂界面地溫分佈特徵；闡明了盆地具有形成中低溫對流型地熱系統所必需的導水斷裂、補給水源等的良好條件，中低溫對流型地熱系統是地熱勘查的主要對象；圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。
  10. His third run was mesmerizing to watch, having the elegance of a ballroom quickstep, each precise movement flowing into the next

    他做第三次圈速時似乎對計時器施了催眠術，有著像跳快步舞一樣的高雅，每一個精準的動作都帶向下一步。
  11. In this paper, thermal evolution history of organic matter of the source rocks and hydrocarbon generation history have been researched by tti method, hydrocarbon migration direction and migration times were probed combining with the area structure development feature ; distribution pattern of the main reservoir intervals on lateral and longitudinal have been predicted by researching on development feature and control factors of the reservoir intervals, the actions of reservoir conditions in hydrocarbon accumulation and bearing also were probed combining with pore evolution feature ; the micro - pore feature of regional cap and direct seal in carboniferous - lower triassic in this area have been determined with micro - capillary pressure curve and intrusive mercury curve ; the prospecting districts have been pointed out combining with the hydro - geologic feature, the potential reservoirs were classified according to trap types in this area, the author attempt to evaluate on the hydrocarbon - bearing condition in the str ata of carboniferous ~ lower triassic from hydrocarbon generation and migration reservoir condition, reserved condition etc, and predict the reservoir types and hydrocarbon - bearing patterns combining with the structure evolution. based on above, the author point out that the central block of chenghu - tuditang synclinorium and the southern block of dangyang synclinorium are the advantageous regions for exploration

    本文用tti方法研究了烴源巖有機質的熱演化史和油氣生成史，並結合區內構造發育特徵，探討油氣在區域上的運移方向和在時間上的運移期次；通過對儲集層段的發育特徵和控制因素的研究，預測了本區主要的儲集層段在橫向上和縱向上的分佈規律，並結合孔隙演化特徵，探討儲集條件在油氣聚集成藏中的作用；利用微毛細管壓力曲線法和壓汞法，對石炭系?下三疊統的區域蓋層和直接蓋層的微孔隙特徵進行了定量評價，並結合水文地質分佈特徵，指出有利於油氣保存的地區；根據區內存在的各種圈閉類型，對可能存在的油氣藏進行了分類，並試圖從油氣的生成與運移、儲集條件、保存條件等方面，動態地綜合評價石炭系?下三疊統油氣成藏條件，並結合構造演化特徵，預測其油氣藏類型和成藏模式。
  12. Cryosphere and global change : main focuses are studies of alpine glaciers and ice sheets ( ice core ) and change, cold regions environment and global change, and glacier resource and its dynamic minitoring

    冰凍圈與全球變化研究：主要方向有山地、基地冰川（冰芯）與全球變化；寒區環境與全球變化；冰川資源及其動態監測。
  13. The construction of the three gorges project and its corresponding impact on the yangtze three gorges tourism layout leads to the structural conversion from line - shape to circle - shape, which functions as the basic condition and driving force for building the three gorges grand tourism circle

    摘要以三峽庫區?核心的大三峽旅遊圈具有文脈淵源關系和旅遊協作的基礎條件，三峽工程興建引發的三峽旅遊空間聚散效應，促使三峽旅遊由線型結構向圈層結構轉變。
  14. Based on the timing constraints event model of rtl ( real time logic ), the compiling algorithms for timing constraints event transform the problem of how to detect timing constraints event to the problem of how to find negative cycle in weighted directed graph, which is named as constraints graph. by simplifying constraints graph, the efficient detecting algorithms for timing constraints event have been developed, which not only has good time complexity but also can find events that violate timing constraints as early as possible. in order to verify the event detecting methods based on dynamic rules and to check its efficiency in application, experiment schemes are designed and performed on the implemented prototype system in linux environment

    帶時間約束事件的編譯演算法以rtl （ realtimelogic ）事件模型為基礎，將帶時間約束事件的檢測轉化為在帶權值的有向圖（此即受限圖）中尋找負圈的問題，它通過化簡受限圖得到最小有效約束集；運行時事件檢測演算法在最小有效約束集上檢查事件的時間約束，不但有較好的執行效率，而且能盡早地發現違反時間約束的事件。
  15. This thesis contributes to directed cycles in digraphs, including the relations between the girth g ( d ) ( length of the shortest directed cycle ) of d and degrees of vertices of d and between the shortest directed cycle of d and the binding number of d, among which vertex - transitive digraphs are studied in detail

    本篇論文主要研究有向圖中的有向圈，討論有向圖中的圍長g （ d ） （最短有向圈的長度）與圖的頂點度以及結合數之間的關系，並重點分析了點可遷圖類。
  16. Based on the results, chapter 3 obtains the necessary and sufficient conditions of the positive line a - doubly diagonally dominant matrices being non - singular m - matrices, by means of the nature of the associated digraph of matrices irreducible and weakly irreducible matrices. the results obtained simplify the process of judgment, only making us to check the related quantity involved in the circuit of the associate digraph of matrices

    第三章在已有結果的基礎上，藉助于矩陣的伴隨有向圖、不可約以及弱不可約矩陣的性質，得到了正線-雙對角占優矩陣為非奇異m -矩陣的充分必要條件，所獲結果簡化了判定過程，只需要對矩陣伴隨有向圖圈中所涉及到的相關量進行驗證即可。
  17. It plays an important role in the cryptography due to its effective pseudorandom. the state - graph of m sequence of order n is a directed hamilton cycle of de bruijn - good graph of order n

    N級m序列的狀態圖就是n級德布魯恩-古德（ debruijn - good ）圖的一個有向hamilton圈。
  18. First you will see purple lights moving in a circle, then if you look at the cross in the center, you will start to see a green light moving in circles, and then gradually, the purple lights will disappear

    首先看周圍一圈的紫光，然後轉向看中間的十字，你將會看到周圍有一圈綠光，最後你會發現紫光漸漸地消失了！
  19. In 1973, r. c. entringer raised the following question : determine which simple graphs g have exactly one cycle of each length l, 3 l v. in this paper, entringer ' s problem is extended to directed graphs and get serveral results about uniquely pancyclic digraphs

    Entringer提出了確定唯一泛圈圖的問題，即確定簡單圖g使得對3 l v的每個l恰有一個長為l的圈。本文將entringer這個問題推廣到定向圖中，研究了唯一泛圈有向圖的若干問題。
  20. A uniquely pancyclic digraph is a digraph which has exactly one directed cycle of each length l, for 3 l v, where v is the number of vertices of the digraph

    一個唯一泛圈有向圖是一個定向圖，且對3 l v的每個l ，它恰好有一個長為l的有向圈，這里的v表示有向圖的頂點數。
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