branch flow 中文意思是什麼

branch flow 解釋
分汊水流
  • branch : n 1 (樹)枝〈泛指大枝或小枝;bough 特指大枝,也指連花、果折下的枝;limb 指大枝;twig 指小枝〉。2...
  • flow : vi 1 流,流動。2 (血液等)流通,循環。3 流過;川流不息;(時間)飛逝;(言語等)流暢。4 (衣服、...
  1. Control - flow view adds branch points and decisions inside each function, making it easy to identify each path taken through the code

    控制流視圖添加每個函數內部的分支點和決策,使得易於識別通過代碼的每條路徑。
  2. In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order

    在演算法設計過程中,採用牛頓拉夫遜法進行潮流計算得到系統潮流分佈,利用圖論原理中的路徑搜索演算法確定了發電機對負荷的供電路徑,此外為了提高潮流跟蹤的計算效率,利用了支路消去法進行節點順序的優化。
  3. Affiliated to our company, there are 2 branch companies craft factory and 1 computer server co - location center. rare refractory metal manufacturing company : company unit production equipments including the four high mills introduced from russia, home - made duo mill and narrowband mill, 400kg pneumatic hammer, punch, grinder and lathe, etc. ; a foot set of complete flow has been formed from the processing of product cog to finished product

    公司下設4個分公司:星元稀有難溶金屬加工有限責任公司,是以生產鎢鉬鉭鋯鈮鈦鎳等難熔金屬材料及其製品為主的規模企業晨光印務有限責任公司,是集鋁箔袋高溫蒸煮袋抽真空袋及各類食品包裝袋的設計製作印刷覆膜等專業化生產企業。
  4. About the qualificatory certificate of nutrient respect main component is 3 kinds : one kind is the qualificatory letter that domestic government sector establishs, have labor and social security department " certificate of qualification of profession of communal nutrition division " with ministry of public health " nutrient division certificate " ; one kind is the certificate that social organization and career branch roll out, have chinese nutrition society " certificate of case of nutrient persons qualified to teach " flow with talent of whole nation of human affairs ministry center and association of chinese health care roll out " division of nutrient health care " ; one kind is association of international nutrition division roll out " international registers nutrient division certificate "

    有關營養方面的資格證書主要分為三類:一類是國內政府部門設立的資格證書,有勞動和社會保障部的《公共營養師職業資格證書》和衛生部的《營養師證書》 ;一類是社會團體和事業部門推出的證書,有中國營養學會的《營養師資格證書》和人事部全國人才流動中心和中國保健協會推出的《營養保健師》 ;一類是國際營養師協會推出的《國際注冊營養師證書》 。
  5. Quinic acid, used shikimate pathway in e. coli, it is necessary to extend metabolic pathway by introduction of a heterogenous gene qutb into the host cell. double specific enzyme genes arog, qutb or three ones arog, qutb, arob were co - expressed in a single plasmid pbv220 to improve the enzymes " rate - limiting reactions. modifications of e. coli chromosome by both disruption of the arod gene and directed - site insertion of the arob gene resulted in the change of carbon flow redirected into the quinic acid biosynthesis branch

    利用大腸桿菌莽草酸途徑合成新的代謝物奎尼酸,須在宿主細胞引入異源酶基因擴展代謝途徑;串聯表達酶基因,同時適量增加不同種屬的多個關鍵酶酶量,改善限速反應;利用同源重組進行基因整合和基因破壞,改造染色體結構定向改變微生物代謝途徑;目的是將碳代謝流最大程度的引向奎尼酸生成的方向。
  6. The author presume the original physiognomy of jiuzhai valley, and acknowledged changhai valley was a surface - water with uniform waterpower, the rize valley was a branch of it but the inequality rise of lithosphere, the deposit of earthquake landslides debris flows and falling or glacier blocked the river - way, furthermore, the flow water with high content of ca ( hco3 ) 2, so tufa dyke formed and evolvement the present dyke of lakes the present physiognomy formed on the base of those 2

    由於地震、滑坡、泥石流引起的堆積物和冰川作用形成的冰磧物堵塞河道,再加上構造運動造成地殼的不均勻抬升,九寨溝的這種獨特的地質環境以及高含ca ( hco _ 3 ) _ 2的巖溶水流作用下,為caco _ 3沉積創造條件,沉積的caco _ 3加高、連接最終形成灰華堤壩,使湖泊的形成成為可能。
  7. With this understanding, the advancing analysis method of the steady - state voltage stability integrated the continuation power flow analysis, the system jacobi matrix eigenvalue structure analysis and the correlative sensitivity analysis, provided the comprehensive and veracious informations about the steady - state voltage stability of power system under the future operating state, these informations - included the margin of stability, the weak buses, the crucial branch and the crucial generator

    提出了將連續潮流演算法與系統jacobi矩陣特徵結構分解法以及相關的靈敏度方法相結合的靜態電壓穩定預測分析方法,這種方法可以提供關于系統在未來運行狀態下的靜態穩定性信息:系統穩定裕度、系統中的薄弱區域、關鍵支路與關鍵發電機。
  8. The improved scheme can ensure the south branch to be open to navigation and the flow here not to be broken in low water seasons, and it will have active effect on protecting the south branch and fuyuan town. this study is an attempt of applying three - dimensional mathematical model in analogue calculation and analysis of flow, sediment and riverbed movements in a long river reach. it is very important for the future thorough research, and has great significance for promoting the application of the three - dimensional model to resolve

    本研究是三維數學模型對較長河段水流、泥沙、河床運動模擬計算分析的一次嘗試,其對今後進一步深入研究和應用三維模型解決工程實際問題,完善模擬方法、提高模擬水平,真正發揮數學模型其省時、省力、靈活方便和模擬細膩等在研究水沙運動規律和河床變形等方面研究中優勢具有重要的意義。
  9. In chapter three, a back / forward sweeps based on branch loss for power flow is presents, which is credited with simple program, good numerical value stability, small ems memory and rapid calculation

    第三章介紹了基於支路網損的配電網前推回推潮流演算法,該演算法編程簡單,數值穩定性好,佔用內存小,計算速度快,並且收斂性和收斂速度均優于牛頓法。
  10. Company now have independence develop ten many china patent and many independence intellectual property ' s software copyright ' s product ; company major product : cable television consumer management control system ( but look for address 2 - 8 branches allot style, 8 - 32 gather line style ) ; shoot frequently plus unfasten harass system ( crowd plus crowd unfasten, cent two sections, point channel shan unfasten ) ; video frequency number subsections plus unfasten harass system ; cable television network burglarproof sow system ; number cable television product is with number mmds ( microwave ) systematically ; general purpose type prevent thunder supply electric appliances, shoot frequently automate supply electric appliances, but look for address control supply electric appliances ; power supply prevents thunder protection product ; pass flow branch, dispenser, split utensil, cavernous wave utensil, power supply inserts utensil, but transfer attenuator, but transfer equalizer wait for

    目前擁有十多項中國專利和多個自主知識產權的軟體版權的產品;公司主要產品:有線電視用戶管理控制系統(可尋址2 - 8戶分支分配式、 8 - 32戶集線式) ;射頻加解擾系統(群加群解、分兩段、按頻道單解) ;視頻數字分段加解擾系統;有線電視網路防盜播系統;數字有線電視產品與數字mmds (微波)系統;通用型防雷供電器,射頻自動控制供電器,可尋址控制供電器;電源防雷保護產品;過流分支、分配器,分流器、陷波器、電源插入器,衰減器、均衡器等。
  11. Optimal flow pattern and branch changing ca n ' t assure the global optimization result, but it can get the result in short time if it combined with the elicitation method

    最優流模式和基於支路的交換方法不能保證得到全局最優解,但與啟發式規則結合后,可以在較短的時間得到結果。
  12. Basic principle of the simplification is detailed. feed lines with branches is also discussed. the proposed approch is verified by branch current based power flow calculation

    論述了簡化分析的基本原理,並採用支路電流法驗證了該方法的可行性,還討淪了帶有支線的饋線的處理問題。
  13. Branch channel flow

    分汊水流
  14. A 2 - d hydrodynamic - numerical model was applied to typical rocky rapids called jiyutan by comparing different computational models. based on the comparison of different schemes, the change of the discharge and the flow current in a branch were analyzed, and the relationship between the flow condition and excavation area, scope as well as mode was discussed, the conclusions show : ( 1 ) in a branching rocky rapids, the velocity may be reduced and flow condition can be improved by excavating one channel partly

    本文在對各種數學模型比較的基礎上,應用二維水動力數學模型研究典型石質汊流灘? ?廣西潯江鯽魚灘航道整治工程方案,通過各方案計算結果比較,分析了不同汊道的開挖及汊道內不同開挖面積、開挖范圍以及開挖方式所引起的分流比及工程區域航道水力條件的變化規律,研究結果表明: ( 1 )對于石質汊流灘來說,在某一汊道通過局部開挖河槽,擴大過水斷面面積,可以達到降低工程段流速、改善局部水流條件的目的。
  15. The relaxation iterative method of branch flow in tree - type river systems is extended to the loop - type river networks, which can turn the problem of any complex river networks hydraulics into the problem of a series of single river hydraulics ; 4

    將樹狀河系支流流量的鬆弛迭代方法推廣為環狀河網支流流量的鬆弛迭代方法,從而實現了對于任意形式河網的復雜水力計算問題都化為一系列的單一河道的簡單水力計算問題。
  16. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比,本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析,並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺度環流背景分析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地區東部交匯,水汽的輻合積聚主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  17. Excavating riverbeds in one channel may not only reduce the velocity area in some areas but also increase the velocity in other areas by increasing flow rate in this channel without correspondent changes in riverbeds of rocky rapids. in result, the velocity in waterway may be increased instead of be reduced, the flow condition may also be deteriorated. thus, which branch should be excavated and how to excavate in improving the flow condition of the branch should be further explored

    但在分汊河道內,情況較為復雜,在一汊河道內採取開挖措施后,雖然其過水斷面有所增加,局部流速相應降低,但是由於工程后,汊道的分流比將會相應變化,而石質河床一般無法通過沖淤變化以適應水流條件的改變,因此,航道內工程處的流速可能降低,也可能不降反而有所增加,惡化了航道的水流條件。
  18. ( 8 ) six branches of the flow in a rotating square duct are obtained. the limited points of every branch are different for different dean number. an eight - vortex phenomenon is also found

    ( 8 )對于正方形截面的分叉問題,本文得到六種無條件穩定和對稱穩定的流動分支, dean數不同,流動分支的極限點不同,發現正方形截面最多可以存在八個渦。
  19. The research results show that the counter - flow condensers have a better performance than that of other arrangements in single - circuit condensers, and that branch flow should be adopted in multi - rows condensers to decrease the pressure drop and increase the heat transfer capacity, and that the influence of gravity force can not be ignored, and that there must be an optimum refrigerant mass flow which can make the condenser perform best when the air velocity is constant while there must be an optimum air flow which can make the condenser perform best when the refrigerant mass flow is constant

    研究結果表明,單迴路冷凝器中,逆流布置換熱效果最好,叉流其次,順流最差;多排管冷凝器應盡可能採用分流方式,以減小壓降,增強換熱;布置冷凝器流程時,重力的影響不可忽略;當風量不變時,必然存在一最佳製冷劑流量使冷凝器性能達到最佳;當製冷劑流量保持不變時,也相應存在一個最佳風量使冷凝器性能最佳。
  20. Result of study indicates that the momentum input along with the branch flow toward the downstream and the additional friction induced by the mixing of main streams with branch flows should be considered for rational analysis of the local energy loss at junctions

    研究結果表明,正確分析管道匯流口水流的局部能量損失機理,必須考慮匯入斷面上支流沿下游主流方向的動量輸入和主支流間相互摻混引起的附加摩擦阻力的影響。
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