concentration of channel 中文意思是什麼

concentration of channel 解釋
河槽集流
  • concentration : n. 1. 集中。2. 【化學】提濃,蒸濃,濃縮;濃度;稠密度;【礦物】汰選,選礦,富化。3. 集中注意,專心。
  • of : OF =Old French 古法語。
  • channel : n 1 水路,水道,渠,溝;海峽;河床,河底。2 (柱等的)槽,凹縫;【機械工程】槽鐵,凹形鐵。3 〈比...
  1. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下,不同流速對熱管空氣預熱器壁面溫度的影響;然後對影響整個流場分佈的各種因素:包括分流板長度、厚度、偏離中心流道位置的偏離度、飛灰濃度、飛灰粒徑等因素進行數值模擬;最後提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速度場分佈、濃度場分佈,以論證加裝導流板能達到流場均勻化的作用。
  2. The article puts forward a solution that the fontal machine system for the problems of the data concentration, bank " s multi - channel join - in and the host " s dispose efficiency during the construction of finance eleclrolysation ; designs and realizes the fore - born child process communication layer of the fontal machine system

    本論文對金融電子化建設過程中面臨的數據大集中、多通道接入、銀行主機處理效率等問題,提出前置機系統解決方案;設計和實現了前置機系統的預先派生子進程的通訊層。
  3. These channels coupled the membrane excitability to intracellular ca2 + concentration and were believed to play an important role in intracellular signaling. ( 2 ) both unitary conductance and po of bkca channel were markedly sensitive to temperature

    通道可將細胞信使cah的調節與神經元電興奮性的調節有機的偶聯起來,進一步確定了其在細胞信號轉導中的重要作用。
  4. It is mainly by analyzing the features of sediment concentration distribution in vertical in this paper, and then the problems of effect of headwork gates on sediment prevention, relation between distribution of sediment deposition in irrigated areas and its treatment and utilization, estimating the influence of withdrawing water and sediment on channel deposition and erosion in lower yellow river, and treatment and utilization of the sediment entered into canals are discussed

    本文主要從分析計算含沙量沿垂線分佈特點,探討渠首防沙的作用,分析灌區泥沙淤積分佈特性與泥沙處理利用的關系,分析計算引水引沙對黃河下遊河道沖淤影響及入渠泥沙的處理利用等問題。
  5. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點,提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上,對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析,提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式,得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解,並與實測資料吻合較好
  6. The verification of the algorithm is performed using a gauss - distributed concentration ball and a stock wave at steady flow in an open channel. the comparison with an analytical problem solution shows that the precision and the stability of quasi - consistence hexahedral element method is as good as that of consistence hexahedral element method, better than that of the linear interpolating function method

    6 、比較分析了網格布置形式對圓管流動和臺階突擴流動計算結果的影響后表明,應在物理量梯度變化較大的區域適當加密網格,才能較好地模擬這些區域的流動特性以及壁面對整個流動的影響。
  7. The problems from sediment discharge for de - siltation and the relative stability of fiver channel can be solved through the study on the main indexes such as flow rate, silt concentration and etc. based on the analysis of sediment - carrying capacity of flow and the law of river channel evolution

    在分析水流挾沙力和河槽水力形態規律的基礎上,研究調水調沙的流量、含沙量等主要水沙指標,可以解決河道輸沙減淤和河槽相對穩定問題。
  8. This result lays a solid foundation for the research. 2. based on the study of petrology facies, facies association and sedimentary sequences, the sedimentary processes and systems are established. they consist of debris and hyper concentration flow deposits, channel deposit of braided and meandering streams, and alluvial fans, floodplains, fan - deltas and lacustrine turbidities

    根據巖相、相組合以及沉積層序的研究,確立了研究區的沉積作用類型和沉積體系,它們包括碎屑流和超濃縮洪流沉積、辮狀河河道沉積,以及沖積扇沉積、洪泛平原沉積、扇三角洲沉積和湖相濁流沉積。
  9. On the basis of sediment concentration field, the annual back silting intensity on the approach channel of 70000 dwt at lianyungang harbor was also simulated, and the calculated results was coincident with actual data

    鑒于進港航道回淤量是當地海域潮流、波浪、泥沙長期共同作用的結果,建議採用年平均含沙量場進行回淤計算,並在此基礎上模擬了連雲港7萬噸級進港航道的年回淤強度,計算結果與實測資料吻合較好。
  10. And the relation between these velocity was analyzed at last. this is the conclusion : ( 1 ) the distribution of the velocity and concentration are get in the open channel flow and as the sewage flow is gravity flow, the equations is fit for this too. ( 2 ) generally speaking, the self - cleaning velocity should be the starting velocity, and it could fit for the self - cleaning target in limited sense theoretically, but when facing some higher requirement, it is not large enough

    最後結合污水流動的最小設計流速與顆粒起動流速、臨界不淤流速的關系進行了分析,結論如下: ( 1 )文中所得出的速度分佈與濃度分佈是在明渠兩相流動情況下推得的,由於污水管道流動多為重力流,是明渠流中的一種,所以文中的分析在認識污水流動特性方面具有一定的參考價值。
  11. ( 2 ) in high ca2 + krebs - henseleit ( k - h ) solution ( twice of normal concentration ), duration of phasic contraction induced by fac was prolonged, which was longer than 60min, and the contractile amplitude was enhanced to 58. 71 ?. 71 % ( p < 0. 01 ). after rings were incubated with nifedipine for 15min in order to block the l - type ca2 + channel, the iron induced contractile amplitude was inhibited

    主動脈環用硝苯毗吒( nifedpine , nif )孵育15min以阻斷卜型鈣通道后,再給予鐵刺檄,與未加nif的同濃度細胞外鈣離于組相比,鐵所致的收縮幅度均明顯降低(均p 0刀1 ) ,且高鈣液中鐵引起的相位性收縮幅度明顯高於正常鈣組。
  12. So far as the alluvial fiver is concerned, the sediment - carrying capacity of flow and hydraulic geometry of river channel can be regulated by regulating the composition of flow rate, silt concentration and sediment ( water and sediment regulation ) during water and sediment discharge ; with which the relative balance for water and sediment discharge and the river channel evolution can be obtained

    摘要沖積性河流的河床在輸水輸沙過程中,調節流量及含沙量和泥沙組成(調水調沙)可以調節河床水力幾何形態和水流挾沙力,追求水沙輸運和河床演變的相對平衡。
  13. The results indicated that with the change of water and sand condition and the altitude of tongguan and the development of the industry and agriculture in recent decades, the water environment of wei river had changed largely, which were shown as follow : annual runoff and seasonal flood decreased sharply ; water stream of large discharge decreased and the range of runoff decreased greatly ; sediment load per year decreased generally, sediment concentration of water increased, and the sand silting up was serious ; water channel swung and shrank, and water regime deteriorated ; frequencies of big floods decreased obviously, and hyper concentrated flood increased obviously ; water levels of the same runoff rose universally, and the frequencies of the floods increased and aggravated ; water pollution was very serious

    結果表明,近期隨著水沙條件、潼關高程等的變化及工農業的發展,渭河的水環境發生了巨大變化,表現在年水量及汛期水量銳減;大流量級水流出現次數減少,水量減少幅度大;年輸沙量總體減少,河水含沙量增大,泥沙淤積嚴重;河道向擺動型發展,河道萎縮,河勢惡化;大洪水發生的次數顯著減少,高含沙小洪水明顯增多;同流量洪水位普遍抬高,洪災發生次數增加,洪災加重;水質污染極為嚴重。
  14. When the air is fed to cathode of pemfc, the oxygen concentration decreases along the channel because of reaction, and the oxygen distribution is affected by land of the flow plate. so the oxygen distribution is uneven on cathode side and leads to dropping of cell performance

    當pemfc陰極供給空氣時,因氧氣在催化層參與反應被消耗,其濃度沿流道逐漸降低,加之受流道間隔的影響,陰極側氧氣濃度不均勻,這導致電池性能惡化。
  15. Based on simulation results which were satisfied, the effect of bubble diameter on entrainment concentration forcast result was analyzed. the bubble moving rule was found which includs the bubble is escaping upwards along the way, the diameter of the bubble is bigger, the velocity upwards is larger and the bladder remaining near channel bottom is smaller. to make best use of the function of the aerator, the demands of enough air entrainment quantity and suitable air bubble diameter are needed to be satisfied

    根據計算結果,對水氣兩相流中氣泡尺寸對摻氣濃度預測結果的影響進行了分析,得到沿程氣泡不斷上逸,氣泡粒徑越大,其上逸速度越大,則留在渠底附近的氣泡越少的氣泡運動規律,提出了摻氣槽的設計,除滿足摻氣量外還應滿足摻氣粒徑要求的工程建議。
  16. Through the analysis of geological characters in huanglianken manganese ore district, such as ore potentiality, ore controlling structures, ore depositing structures, orebody characteristics, ore type and so on, the author concluded that sinian stratum is the " primary source bed ", detachment structure is the migrating channel of ore - forming materials, favorable concentration and hosting place

    通過對黃連坑錳礦區地層的含礦性、控礦構造及容礦構造、礦體特徵、礦石類型等地質特徵的論述,認為震旦系地層是「初始礦源層」 ,滑脫構造對成礦物質起遷移、富集及容礦作用。
  17. Secondly have analysed the present situation and west area of the estate of traditional chinese medicine 8 on the market company ' s basic condition as well as achievement condition, through comparing research, the competition of 8 companies is strategic and is overall and strategic, suggest that concentration strategic and unifinication strategy is successful major channel, and goal market decision fault with do not manage strategy related to variation is the source of failure

    其次分析了目前中藥產業的現狀和西部地區8家上市公司的基本情況以及業績狀況,通過對比研究8家公司的競爭戰略和總體戰略,提出集中戰略和一體化戰略是成功的主要途徑,而目標市場決策失誤和不相關多樣化經營戰略是失敗的根源。
  18. The character of flood channel can be determined by dominate current, dominate tidal volume, dominate sediment concentration, channel geometry configuration and direction of bed sediment transport and so on

    用優勢流、優勢沙、優勢潮量、漲潮槽形態和凈底沙運移方向的方法都可以表達漲潮槽的性質。
  19. Then several kinds of selective k + channel blockers were applied to further clarify the specific type of k + channels involved in apoptosis. both bkca channel blockers, ibtx and chtx ( at the concentration of 100 nm ), significantly reduced neuronal death and number of positive tunel - staining cells and inhibited caspase - 3 activation

    通道阻斷劑100nmibtx或100nmchtx均有顯著的神經元保護作用,可減少tunel陽性細胞比例及抑制caspase上激活;然而, a型鉀通道阻斷劑4apo0qm )或skc 。
  20. Application of tea, an extensive k + channel blocker, protected neuronal cell death in a conce ntration - dependent manner. tea at the concentration of 500 um showed a maximal protection while tea at the concentration of 10 mm produced a neurotoxicity

    復氧后0 . 5小時培養基內給予鉀通道阻斷劑tea ,發現500 mtea可完全阻斷神經元死亡,且tea對神經元死亡的保護作用具有濃度依賴性。
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