等流量條件 的英文怎麼說

中文拼音 [děngliúliángtiáojiàn]
等流量條件 英文
conditions of constant mass flow
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  • 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
  • 條件 : 1. (客觀的因素) condition; term; factor 2. (提出的要求) requirement; prerequisite; qualification
  1. This topic confirmation uses the analysis situs all is the classicsalso has the certain representation, strengthened the confirmationfeasibility and the reliability, but as a result of the conditionlimit, uses the equipment solely, the low end, the very manyenvironment like current capacity simulation and so on is unable torealize, cannot be very good connects rails with the practicalapplication, this is the biggest regret

    本課題驗證所採用的拓撲都是經典且具有一定代表性,增強了驗證的可行性和可靠性,但是由於限制,所用設備單一,低端,很多環境如的模擬無法實現,不能很好的與實際應用接軌,這是最大的遺憾。
  2. Abstract : the formation technologies, the structure and properties of tcs microporous man - made yarn - kind new polyester fibre which was spinned in tcs with some micrometallic - oxide have been studied. the results indicate that the rheological behaviour and spinnability of commixed polyester melt, and the structure and properties of the fibre, are relative to the spinning temperature, melt pressure, microporpus size for spinning, formation conditions, thermo - vascellum temperature, thermo - vascellum position and rolling speed, besides the viscosity of polyester cuts, coacervation particles, adding amount and size of micrometallic - oxide

    研究表明, tcs微孔化共混聚酯熔體在成型加工中的變行為和可紡性,及其纖維的結構性能除了與原料切片的特性粘度、凝聚粒子和共混聚酯中超細金屬氧化物微粒的添加、粒徑因素的影響有關外,還與紡絲溫度、紡絲熔體壓力、噴絲板微孔尺寸、冷卻成形、熱管溫度、熱管安裝位置以及卷繞速度因素的影響密切有關。
  3. The effects of main process factors such as feeding mode, reaction ph values, and ratio of ammonia and nickel ion, reaction time, agitation, reaction temperature and aging et al on the crystallization course and physical properties of nickel hydroxide were studied in detail. at last, we acquired the optimal preparation parameters, the spherical nickel hydroxide with high tap density and crystalloid degree, perfect flow ability were prepared

    在研究加料方式,氨水的加入,反應時間、體系ph值、反應溫度、攪拌、陳化主要工藝對ni ( oh ) _ 2結晶過程和物理性能影響的基礎上,確定了較優的工藝參數,制備出了堆積密度和結晶緻密程度較高、動性較好的球形ni ( oh ) _ 2 。
  4. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射,對齒墩設施與消力池聯合應用進行了大的和系統的模型試驗,分析研究了中低佛勞德數下,齒墩墩頭的動水壓強及空化特性,齒墩設施與消力池聯合應用時的態特性,消力池的水力計算,消能的估算及其各種影響因素,消能機理和效果,消力池內的速、壓強特性,摻氣濃度分佈水力學問題,並提出了實現附加射齒墩設施的水力設計方法和步驟。
  5. The elementary idea of the reference units method can be described as follows : firstly, by the setting of double series of reference units, we can control the highest and lowest land quality class of each village or town ; secondly, the class of the arable land will be get through the contrast between the arable land with the reference unit which has been selected in the same area, the difference in quality is the key factor to classify the land. the results show, 87. 6 % of the lands from i to iii distribute on alluvial and lacustrine plains, where the associated soils are mainly grey fulvo - aquic and calcareous concretions black ones. and 61. 4 % of them from iv to vi distribute on slightly rolling parts with mainly yellow - cinnamon soil developed from the diluvial and slope deposits

    結果表明:臥龍區的耕地中,有87 . 6分佈在沖積、湖積平原區,主要土壤類型是在河沖積物上發育形成的灰潮土、在湖相沉積物上發育形成的砂姜黑土;耕地中,有61 . 4分佈在壟崗區,主要土壤類型是洪坡積物上發育形成的黃褐土:而、耕地集中分佈在丘陵區,主要土壤類型是殘坡積物上發育形成的粗骨性黃褐土,別結果分佈總體上體現了不同地貌類型、土壤下耕地質的差異。
  6. Fundamental of laser 40ar / 39ar dating method : our laboratory has successfully set up the laser microprobe 40ar / 39ar geological dating method. our works include adjustment of the high - gain electron multiplier in mass spectrometer and correction of mass discrimination, adjustment of the laser, test for absorption ability of minerals to laser, designing and manufacturing high - vacuum sample chamber, sample preparation and irradiation, research on the variability of j values on the surface of rock chips, measuring atmospheric argon, determination and correction of blanks and ages, etc. the laser microprobe technique is particularly effective for some geological samples. it can be used, for example, for research of distribution of the components in extremely small samples that are very difficult to be separated and purified and those which contain excess argon

    本文首先從常規~ ( 40 ) ar ~ ( 39 ) ar階段升溫定年實驗室的改進入手,進而建立了激光~ ( 40 ) ar ~ ( 39 ) ar定年實驗室,利用這兩種先進同位素地質定年方法,結合其他手段,對青藏高原腹地和北緣的阿爾金斷裂系多期地質事進行了詳細的同位素年代學研究:一、參照國際先進實驗室的程,對我們的常規~ ( 40 ) ar ~ ( 39 ) ar階段升溫實驗室在樣品的預處理、樣品的照射和系統空白測及校正方面進行了改進,使之產出的同位素年代數據更可靠並為國際同行所承認。
  7. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、用水變化曲線及用水可靠性因素的影響,分別建立了以最高時設計管網的模型和以期望時設計管網的模型,以年費用折算值加上清水池年造價折算值為目標函數,以連續性方程、管中速和鑄鐵管耐壓值為約束,進行并行遺傳演算法對給水管網優化設計的實現。
  8. Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward

    文摘: 1998年長江大洪水后開始實施的「平垸行洪,退田還湖」的土地利用調整方案,從長遠來說應尋求農業安全且收入逐漸提高下的土地利用,長江中游地區應積極推進農業現代化,提高農業勞動生產率,轉移,減少分蓄洪區的人口,移民建鎮,對區內的土地要促進其規模經營,由優秀的有文化的農民經營,平時只有少的直接從事農業生產的經營管理人員,農忙時則大地使用季節性合同工或實現機械化,大洪水時退田還湖,減輕長江幹大洪水的壓力,減少分洪與特大洪災時的損失,這樣還可促進避洪、冬季農業的發展,也有利於長江中上游地區陡坡耕地的退耕還林,還可在糧食充足時進行休耕,在旱災、糧食緊張時擴大糧食生產?
  9. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋式豎井泄洪洞應用於高水頭、大泄情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導洞改建,對高水頭( 252m ) 、大泄( 1400m ~ 3 s )下旋式豎井中的水運動特徵進行了比較全面的測,包括空腔形態、徑向速分佈及井壁壓強;二、提出了豎井空腔段螺旋水水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水總摻氣估算方法,為導洞排氣方案的設計提供了參考依據;六、在高水頭、大下,豎井空腔段下部速很高,盡管水螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  10. Therefore, under the certain condition of the profile of open channel, the size of long and narrow plate and installation, the flux can be achieved from the equal flux curve if the opening angle of the plate and water depth in front of the plate are accurately determined

    在確定渠斷面、細長板尺寸以及安裝布置下,只要準確測得細長板開啟角與板前水深,便可利用線圖得知此時的
  11. Abstract : considering the restriction of multiple airport and airspace capacity, multiple unit ground holding strategy problem with deterministic capacity is studied, including the mathematical model and a new algorithm based on heuristic method and artificial intelligence

    文摘:在單機場受限地面待策略問題的基礎上,研究了確定容下的多元受限地面待策略問題,建立了數學模型,提出了一個啟發式和專家系統相結合的管理新演算法。
  12. Applying the theory on hydrodynamics and combining the structure of the pump, the method of calculating the flux is found, using the simulating dual pump which mercury serve as the working medium, by the experiment on the electromagnet used in the dual pump, the optimum method of the coil connection is gained ; by the experiment on the relation the static pressure and the working parameter in different groove structure, a high - efficiency groove structure named as " + " shape are devised ; by comparing the static pressure and flux between single pump and dual pump, the conclusion that the flux of dual pump is about 1. 6 times as much as the flux of single pump is educed, and prove it practical that the dual pump is adopted to increase the flux

    利用水銀為工作介質的雙聯電磁泵,通過對雙聯電磁鐵不同接法的實驗研究,找到最佳激磁線圈接線方法;通過對不同槽結構的靜壓頭與工作參數關系實驗,研究得出一種高效率的新型槽結構? ?十字型槽結構;通過對單泵、雙泵的泵高和實驗,得山了在同工作下,雙泵大約為單泵的1 . 6倍的結論,從而證明了採用雙聯泵的方法來提高直電磁泵的方法是切實可行的。
  13. The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption

    本文的創新之處在於採用矩形測導管大大增加微下的感應電動勢;採用輸出頻率可調的正弦波電作為勵磁電達到消除50hz頻干擾和減少正交干擾的目的;利用單片機高端現代電子產品實現了電磁計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉計。
  14. In addition, chapter one also introduces the basic knowledge of the classification, function and delivery rules etc. of national debt and national debt futures. next, the author proceeds to explain the main body - - - the necessity and feasibility of the reconstruction of our national debt futures market. in order to sufficiently explain and better to conduct national debt futures transaction in our country, the author has got some valuable experience about reconstructing our national debt futures market after studying that market of developed market : 1

    本文認為,近些年我國國債市場取得了長足的發展,無論國債市場的容動性交易方面還是國債市場基礎設施、投資者、國債利率市場化環境方面都已經為國債期貨的推出打下了良好的基礎;同時為了我國國債期貨的順利推出,本文也提出了一些相關的政策建議,主要指國家應該逐步合併三個分割的國債市場,加快現貨市場短期國債的發行,並加強法律法規的建設,形成多頭監督管理制度,強化交易所的職能。
  15. Abstract : it has been discovered that the coke formed in ch4 coupling under plasma can be eliminated via pure h2 discharge in the system. eliminating coke under plasma with positive or negative high voltage in dc electric field has been compared with that in ac field. the elimination of coke takes place only on the negative of the two electrodes in dc field, while on both electrodes in ac field. the coke on the reactor walls can be eliminated with either positive or negative high voltage and in either dc or ac field. based on the experimental facts, hypotheses of the reaction mechanism are suggested. quantity of eliminating coke depends on diametrical ratio between reactor and the electrode, input power and electrode materials

    文摘:發現了離子下甲烷偶聯反應中形成的積炭可以通過該體系中純氫氣放電而消除.將消除積炭使用直電場的正高壓和負高壓與使用交電場作了比較,發現直電場中無論使用正高壓還是負高壓,只有陰極上的積炭可以被消除,而交電場中兩極積炭均可被消除,反應器壁上的積炭在以上任何情況下均可被消除.基於實驗事實提出了機理假設.消除積炭的與輸入功率、反應器對電極的直徑比以及電極材料有關
  16. In order to solve the qos constrained multicast routing in mpls network, including bandwidth, delay, delay jitter, loss rate and cost, we construct a globally optimizing ant algorithm. based on the ant algorithm and qos, we study and develop an algorithm which can repair the multicast routing tree when the network multicast links fail. this algorithm can make traffic rerouting, recover network from failure and improve the ability of resilience

    本文探討了在mpls網路中,使用螞蟻演算法解決了包含帶寬、延時、延時抖動、包丟失率和最小網路費用約束在內的服務質組播路由問題;並且在考慮服務質的基礎上,研究並設計了在網路出現鏈路故障之後,對組播路由樹進行補救的演算法,使得網路的業務可以重路由,網路故障得到恢復,提高了網路的恢復力。
  17. We investigate the whole process and technique details of micropiv, such as the micro scale flow mode making technique, and optimum velocity according to the existing test condition, and selecting of trace particle, the software interface of the image acquisition, the software interface, analysis of the specification parameters of the micropiv technique, and the selection of the key experiment parameters

    本文研究了micropiv試驗技術的全部過程和技術細節,如現有下微型場的製作工藝、適合測場速度、示蹤粒子的選擇、圖像採集的軟體介面,分析了micropiv技術的性能參數和重要實驗參數的選取。
  18. The influence of the array chamber, carrier gas flux and sample temperature on the performance of the system was discussed in the identification of different brands of cigarettes. while in the detection of alcohol with gasoline interference, the methods of signal preprocessing showed great effects. and at the end, suggestions were made on the optimization of the system construction and measurement strategies, which advanced towards portable en systems

    在卷煙鑒別問題中詳細研究了測試氣室、載氣、樣本溫度實驗對系統的識別性能的影響;在有汽油干擾的酒精檢測問題中,考察了數據預處理方法對于識別結果的影響,並提出了系統改進的建議。
  19. Abstract : based on the conceptual two - flow model and pic numerical solution method developed in the companion paper, the present paper further investigate the model application in simulation of the typical debris flows. the model validation was carried out with the experimental data obtained by other investigators at dongchuan debris flow observation and research station in yunnan province. predictions were made in terms of the main controlling facetors including the channel slope, flow density and time interval between two blasts of debris flows. the predicted results could well reflect the observations reported by the geographers and sedimentologists

    文摘:採用文獻[ 1 ]中提出的陣性泥石運動與堆積的歐拉-拉格朗日模型,模擬了陣性泥石的運動過程和堆積形態,得出了與地學研究中觀測結果較為一致的認識.文中針對影響陣性泥石的關鍵,重點通過改變密度,坡度和各陣泥石的時間間隔參數,分析了這些參數變化對泥石運動及堆積規律的影響,提出了簡化分析整個陣性泥石.研究表明,應用經試驗資料驗證的數學模型不但可以方便、快捷地定描述陣性泥石的一般特性,而且能夠提供關于陣性泥石運動及堆積的更多細節
  20. This paper presents the effects of some features on the productivity of raw c60 materials, such as distance and approaching speed of electrodes, helium partial pressure and arc current etc. then we separate and purify the raw materials and obtain pure solid c60 of 99. 9 % and compare the purification efficiency and effect of different fluxion phase and fixed phase and discuss the effects of the experimental conditions, such as the depositing speed, the type of the substrate, the surface structure of the substrate and the temperature of the substrate. finally, we use xps, afm, ultraviolet, infrared and raman to analyze the component, structure and feature of the films qualitatively and quantitatively

    本文首先研究了氦氣分壓、弧電大小、電極間距以及電極推進速度實驗對制備c _ ( 60 )粗品產率的影響;接著選用柱色譜法分離提純得到了純度大於99 . 9的c _ ( 60 )固體,比較了不同動相和固定相的提純效率和效果;然後採用自己改進后的真空鍍膜機,利用電阻式加熱蒸鍍方法,得到了純c _ ( 60 )薄膜和不同摻雜比的銀摻雜薄膜;探討了沉積速率、襯底種類、襯底表面結構以及襯底溫度實驗對薄膜結構的影響;最後通過xps , afm ,紫外,紅外,拉曼對薄膜的成分、結構和特性作了定性和半定分析。
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