流經距離 的英文怎麼說

中文拼音 [liújīng]
流經距離 英文
flow distance
  • : 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...
  • : 經動詞[紡織] (把紡好的紗或線梳整成經紗或經線) warp
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • 流經 : flow across
  • 距離 : 1 (相隔的長度) distance; range; gap; space; spacing; separation 2 (相距) be apart from; be aw...
  1. ( 2 ) gene flow frequency was reduced as distance from pollen donor increased and a dramatic reduction occurred at about 2 meters. the maximum distance where gene flow was not detected was 50 m for hybrid rice while it was 70 m for ms lines, with an exception that in one of the four ms lines it was detected a frequency of gene flow 2. 8 + 10 - 6 at 150 m for zhong 9a

    在開花期主風向ne的風速為0 . 2 ? 2 . 2m / sec的條件下, 2個雜交稻品種的最大漂為40m ; 4個不育系的基因漂基本上到60m為止, 70m處基因漂頻率均降為0 ,僅中9a在150m處發現了1株basta抗性苗,pcr檢測驗證為陽性。
  2. As a result, in the paper, considering the altitudinal effect ( topography factor ) and the influence on the temperature lapse rate by topography and latitude and longitude and moisture transfer, the study on the daily surface air mean, max and min temperature in the reaches of yangtze rive is attempted by five models, which include the gaussian weighted model, the gaussian weighted model associated with the error - modification, the gradient plus inverse distance squared model and the modified gaussian weighted model a and b that take topography - factor into account

    本文考慮海拔高度和溫度直減率受地形和、緯度及水汽等因素的影響,通過利用高斯權重法、結合逐步訂正的高斯權重法、梯度權重反比法和加入地形影響項(地形因子)的兩種改進高斯權重法的方案a 、 b ,對長江域的地面日平均、最高和最低氣溫場進行了空間化插值研究。
  3. Based on theory and experiences, this paper has discussed how to choose assistant electrode distance, large - current power, measuring points, measuring lines, etc. in detail

    結合理論和實踐驗,著重討論了四極法輔助極、大電電源、地網測量點、測量線的選擇等問題。
  4. The numerical computation for the secular variable of the semi - major axis, solar distance at perihelion, orbital periods and longitude of perihelion has been made for fifteen meteor streams by using the solution of gylden - meshcherckii equations

    利用g - m型變質量天體軌道根數變化方程的一階和二階解對15個星群軌道半長軸、近日點、軌道周期和近日點度因太陽質量損失造成的每世紀的長期改變效應做了數值計算,並得出計算結果。
  5. I have taken impotance to analyze the rallying point of famous product, concrete cost and capability of providing and guarantee in this artical, meanwhile, i have caculated the quantity of concrete needed for the year and got the regression equation with the historic data for drilling footage of eight years and the consuming quantity of oilwell cement by the method of linear regression, and it has very significance for the making of stock contract and the plan of concrete production, i have analyzed the physical distribution of oilwell cement by the transpotation flex and the advantage or disadvantage between direct distribution and distribution to store in this artical, and i have tried to find the balance point of the two distribution ways by the ecnomic analysis and pointd out the conception of economic semidiameter, and come to the conclusion of direct distribution, distribution to store, and subarea of distribution to store at last

    本文對油井水泥供應商在品牌號召力、水泥成本、供應保障能力等方面進行了詳盡分析,並對供應商進行了能力排序;用線性回歸方法從八年鉆井進尺與油井水泥消耗量的歷史數據推算了當年度油井水泥需求量,得出了回歸方程,這對于油井水泥采購合同的制訂、水泥供應商生產計劃的制訂具有相當重要的意義;從運輸彈性分析出發對油井水泥物配送進行了研究,對直達配送、入庫配送的優缺點進行了詳細的分析,在濟分析的基礎上力求找到兩種配送方式的均衡點,並提出了濟半徑的概念,得出了直達配送、入庫配送、入庫分區等幾項結論。
  6. The man who had long entertained walkers passing his squat with his bellowed song, “ once a tired swagman camped beside a sunny beach. . ” was destined for a homeless shelter

    這個曾以遠浪為樂的人,現在蹲坐著,唱著「咆哮」的歌謠: 「曾有一個疲憊的浪漢,在陽光海灘扎營… … 」 ,可能很快就會變得無家可歸了。
  7. To provide necessary data for design bypass pipe, an enlargement to bi liu river reservoir, the following problems have been studied by hydraulic model and theoretical analysis : the energy losses in water head of the bypass pipe system and of the flow - control valve and their scale effects, measurement and calculation of the discharge of the bypass pipe system during the bypass pipe system operation with and without the new water power station, the hydraulic characteristics of the water tunnel and draw - off pipe, the flow rate of the aqueduct bridge and the draw - off pipe and the water elevation of the flow in the aqueduct bridge during the old water power station operation with and without the new water power station

    大連市碧河水庫供水工程取水頭部由引水渡槽、節制閘、進水閘、泄水閘等建築物組成。由於本工程場地條件限制,增設旁通管后布置非常緊湊,管道急轉角度大且轉彎較小,對于管內水態是否滿足要求,需要過模型試驗進行論證,以確保工程的可靠性。旁通管具有上水與泄水要求,對其過能力也要試驗確定,為碧河水庫增建旁通管設計提供依據。
  8. This paper summarizes construction te chnologies used in canalseepage control project construction of wangzhuang irrigat ion area, suchas the manufacture of vibration machine, prefabrication of concr ete board, filling of expansion and contraction joint, pavement of geosynthetic s materials, and also supplies for reference of alike construction

    南水北調工程是一項規模宏大,長、大規模的跨域調水工程,由於要在大范圍內重新調整水土資源配置,必然會對調出區和調入區的社會濟、生態環境均會產生較大的影響,在興建以前必須慎重研究,周密計劃,進行科學比選
  9. Generally, the euclidean distance and k - means algorithm can be used to clustering the time series, but it is hard to separate the time series with great different variability well

    通常可採用歐式及k均值演算法進行時間序列聚類,但分析發現單憑此方法還難以實現不同變化趨勢的交通時間序列的有效分
  10. When radio waves pass through half of the first jump distance, the effects of meteor trails scattering on a radar system are investigated

    計算了電波層跳躍前進的過程中,星余跡散射對後向散射超視雷達系統性能如作用和發現概率等的影響。
  11. Supposed that the fluid in all the fields will accomplish a transport in down - flow distance a z, the flow in trickle - bed is a m step markov process, where m = z / z ( z - the height of trickle - bed ). according to the theory of random process, the statistic of the markov process will be calculated out from the original distribution and state - transport matrix

    假定液體從床層上端面向下過z后,處于各區的體就實現了一步轉移,則可將床內液體的動視為從一個初始分佈開始,過m步( m = z z , z為床層高度)轉移的狀態散、滴率分佈的模擬與整時間散的markov過程。
  12. Practice of application on two boilers in rizhao power plant shows that the adjustment of detection distance not only can solve the problem of somewhat low indicating value for very few flame detectors, but also can save large amount of fuel oil used for stabilizing combustion, having remarkable economic benefit under condition of stable ignition and combustion for pulverized coal and air flow

    日照電廠2臺鍋爐的應用實踐表明,在煤粉氣穩定著火燃燒的情況下,調整火檢的檢測不僅可解決個別火檢指示值偏低的問題,而且可節省大量的穩燃油,濟效益顯著。
  13. Since high tc superconducting ( hts ) tapes for practical applications became commercially available over the past few years, the development of superconducting power technology has achieved significant progress. it is foreseen that superconducting technology will be the prevailing high technology of the 21st century, and that superconducting power equipment will be commercialized soon, enjoying a large - scale worldwide market before 2010. china ' s economy is expanding fast, and the demand for electricity is increasing quickly. at the same time, higher electricity quality will be required. traditional power technology will no longer be able to satisfy future requirements, so superconducting power technology would be the best solution, leading a revolution in the power industry. the history, present status and prospects of superconducting power technology as well as the economic benefits and basic physics problems involved are reviewed

    人們認為,超導體在電力方面出現大規模應用的時間我們還非常遙遠.然而,隨著最近幾年來實用高溫超導材料的研製取得重大的進展,高溫超導電力技術的應用已成為現實,預期將在2010年左右出現大規模的應用,並將帶來電力工業的革命.因此,下一個10年將是國際超導技術競爭最關鍵的10年.我國的濟發展很快,電能需求量增加十分迅速,對電能質量的要求也越來越高.常規電力技術已無法滿足我國電力發展的需要,超導電力技術是實現我國電力發展目標的必由之路.文章有代表性地介紹了超導電纜、超導限器、超導磁儲能系統、超導變壓器和超導旋轉電機等的基本工作原理及研究發展歷史,並著重介紹高溫超導電力應用研究的現狀、應用前景、濟可行性及基本物理問題
  14. Walked along the road to the mountain top, i who have been in changsha for four years felt the beauty of yuelu from such close quarters for the first time

    沿著盤山公路向山頂進發,已在長沙生活了四年的我,真的是第一次如此近的感受嶽麓「楓葉丹、紅舞秋山」的美妙。
  15. Based on the technical summaries of some long - distance water delivery projects, the technical problems from the selection of pipes, water hammer protection and the safety measures, economic flow velocity, economic pipe size and some other technical problems are discussed herein, so as to give the project design a better service

    摘要通過對多項長輸水工程設計的技術總結,論述在南水北調河北省配套輸水管道工程設計中對管材的選擇、水錘的防護技術與安全措施、速的計算、濟管徑選擇等技術問題進行探討,以便更好地為工程設計服務。
  16. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進型pcnn的圖像凹點檢測演算法,該演算法是一種自適應而有效的圖像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的圖像融合演算法,能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神元點火捕獲抑制特性的分類方法和改進的約束下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分圖像思想、 pcnn波的形成與傳播特性,通過各神元之間連接取向來選擇與控制自動波的向,將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。
  17. Analysis on the system energy flow characteristic indicated the longer the distance between farmer and his plot is, the smaller the energy input is. therefore, the yielding economic energies per 666. 7m2 are lower. the energy flow efficiency of system is depressed because of the separation and fragmentation of arable land

    同時系統的能特徵分析表明,農戶到地塊的越長,投能就越少,畝產濟能就越低,土地的破碎與分散降低系統能效率。
  18. The first crowd can enjoy a full day of entertainment including encounters with such famous disney characters as mickey mouse, winnie the pooh and cinderella, as well as adventures on such classic disney attractions as jungle river cruise, mad hatter tea cups and space mountain

    第一批賓客可與著名迪士尼朋友(如米奇、米妮、小熊維尼和灰姑娘等)作近接觸,也可在適合任何年齡人士遊玩的游樂設施歷各種旅程,如森林河之旅、瘋帽子旋轉杯和飛越太空山,享受無窮樂趣。
  19. The results show that the solar mass - loss extends the semi - major axis, the distance at perihelion and orbital periods of the meteor streams, especially, the extensive influence on the semi - major axis is not overlooked, but this influence on other orbital elements may be neglected

    其計算結果表明,太陽質量損失使星群軌道半長軸每世紀的改變效應較明顯,它們同太陽的擴大影響值得關注,但對軌道周期的拉長每世紀的影響甚小,對近日點度只有量級變化小到可以略而不計。
  20. There is no thoroughly rounded theory about displacement ventilation system in our country at present and our research begins recently. the study work of this paper will be useful for further optimization design of displacement ventilation system. this dissertation includes five parts. the first part introduces the development of the displacement ventilation and the background of research in domestic and oversea. in the second part, it gives working principle of displacement ventilation system and it ’ s advantages to the mixture ventilation. the study also gives a series of indexes to evaluate displacement ventilation system and specifies air supply terminal device and so on. it is needed to simulate and analyse the velocity field, temperature field and distribution of flow field. this is the third part. the forth part specifies the simulative method for thermal stratification of displacement ventilation system. it gives some factors affecting thermal stratification height such as inlet temperature, inlet velocity, heat transfer of wall body, distance of heat source and so on

    本文的研究工作主要包括以下幾個方面的內容: ( 1 )綜述了國內外相關的研究現狀和研究背景; ( 2 )簡介了置換通風的工作原理,並分析了它相對于混合通風的優良特性及評價指標、末端裝置等; ( 3 )對採用置換通風方式房間的溫度場、速度場和氣分佈進行了模擬計算與分析; ( 4 )對採用置換通風方式房間的熱力分層高度進行了模擬計算,並分析其影響因素,如:送風溫度、送風速度、圍護結構傳熱和熱源分佈等; ( 5 )擬合了無量綱熱力分層高度相應于送風溫度t 、送風速度v 、熱源間l和圍護結構傳熱q的驗公式。
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