傳質速率 的英文怎麼說
中文拼音 [zhuànzhísùlǜ]
傳質速率
英文
ma tra fer rate- 傳 : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 率 : 率名詞(比值) rate; ratio; proportion
- 速率 : speed; rate; tempo
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The experimental results showed that the extraction rate and mass transfer flux increased with the field strength increasing
在自行設計的連續電泳萃取池內實驗研究了電場強度、兩相流速等因素對丁醇萃取率及傳質通量的影響。Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high
通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角,噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高,撞針型結構提高了霧化加濕效率,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。With the accumulation of product development experience in the last years, axcen photonics corp can provide the clients the high quality, high coupling - efficiency and cost - effective osa products. the products include sc - type, lc - type and pigtailed - type osas with the speed ranging from 155mbps to 2. 5gbps. in order to meet the specific request for high power and high coupling efficiency osas, axcen photonics corp also can offer the customized service to this kind of products
創威光電目前亦可提供客戶光學次模組封裝的產品及服務,藉由本公司技術研發人員過去多年來累積的開發經驗,本公司已可為客戶提供高品質高耦合效率及具市場競爭價格的光學次模組產品,其產品包括: sc - type , lc - type及pigtailed - type光學次模組封裝,就傳輸速率而言,目前創威光電可提供從155mbps至2 . 5gbps等不同速率的產品,以迎合顧客需求,另外,本公司亦可提供客制化,特殊規格,符合高功率,高耦合效率要求之元件封裝。The formation of 3. 5 % nacl solution is almost similar to that of 3. 5 % nacl thin electrolyte layer, just the mass transfer rate of the oxygen in the layer is more quicker than in the solution ? the test shows that the crack growth rate of wet - corrosion fatigue of lc4cs aluminum alloy in the layer is quicker than in the solution, and also shows that morphology of fatigue fracture in the layer is evidently distinguished from in the solution
3 . 5 nacl溶液和3 . 5 nacl薄液層的化學組成幾乎完全相同,只是薄液層中氧的傳質速率較快。實驗結果顯示了在薄液層中, lc4cs鋁合金的濕腐蝕疲勞裂紋擴展速率,大於在3 . 5 nacl溶液中的速率。實驗還發現其疲勞斷口的形貌,也與3 . 5 nacl溶液中的有明顯區別。The development of mass transfer in the system of vapor - liquid - liquid three - phase distillation from trays was introduced, the effects of the hydrodynamic conditions e. g. vapor velocity and ratio of liquid to vapor loading and physical properties of liquid phase, including surface tension, interfacial tension, viscosity or dispersion viscosity, density, relative volatility etc. and the volume ratio of oil to water on mass transfer were discussed systematically, the influence of the second liquid on mass transfer efficiency was also investigated, a gnat deal of viewpoints and suggestions having been put forward in this paper are significant important for optimizing design of distillation tower
摘要介紹了氣液液三相精餾塔板傳質性能研究的進展情況,討論了氣速、液氣比等操作條件,表面張力、界面張力、液體的粘度或分散粘度、密度和相對揮發度等物系性質以及油水體積比等多種參數對傳質效率的影響,探討了第二液相的存在對傳質的影響,文中的許多觀點獲和建議對于優化精餾塔的設計具有重要的指導意義。The rate of payload on the line can range from 128 kbps to 2048 kbps and the data rate for network interface is n 64 kbps
網路介面上數據傳輸速率為n 64kb s其中1n32 ,速率自適應特點使設備能根據線路的品質和距離作出最佳速率選擇。Transmition velocity relys on the style of encode and modulation essentially during modern data transmition for the quality of using line bandwidth and the immunity of code ties on them tightly. but it is important that the velocity of data transmition reaches its limitation in fact for the interface of environment and cross - talk. so for the improvement of transmition velocity, we must analyze the characteristics of noise signal and the model of line deeply and then take some useful measures to better the immunity of modulation wave
在現代通信的數據傳輸過程中,傳輸速率本質上是由傳輸的編碼方式和調制方式決定的,因為編碼方式和調制方式直接決定了線路頻帶利用率和碼元抗干擾能力的好壞,因而直接決定了傳輸速率;但是在實際應用過程中,數據傳輸速率是不可能達到理想狀況的,因為環境干擾、串音干擾等因素的存在使得線路的頻帶不可能被完全利用起來;因此,必須認真分析線路的噪聲信號的特性以及噪聲線路的模型,以便在編碼方式和調制方式中針對性的做一些改進措施以改善調制波形的抗干擾能力,使得傳輸速率能夠進一步提高。Compaction of microporous membrane and its influence on the mass flux of membrane distillation
微孔膜的可壓縮性及參數變化對膜蒸餾跨膜傳質速率的影響Effect of pore size distribution on mass transfer in direct contact membrane distillation
膜孔徑分佈對直接接觸式膜蒸餾傳質速率的影響Two heat - pipe with the same construction are produced by the special and common working fluid. during the experiment, the comparison of temperature distribution starting speed and transmit heat speed are tested, the effect of different heat length is observed at the same time. through compared and analyzed results of the test, its heat - transfer performance is known initially
本文首先對這種未知物性的特殊工質進行了實驗研究,把特殊工質和一種以知物性的普通工質製成兩根結構相同的熱管,在同樣條件下進行溫度分佈、啟動和傳熱速率等性能對比實驗,同時觀察了不同加熱段通過實驗結果的對比和分析,對這種特殊工質的傳熱性能有了初步了解。Mass transfer rate
傳質速率To solve the mathematic equations, the method based on condensation degree was used. the distributions of temperature, concentration and mass flux on the film surface ; of temperature and concentration in the vapor ; of heat transfer coefficient in the vapor and in the liquid were obtained by applying the model in the flow field
採用冷凝度的方法對該數學模型進行求解,得出了汽相的濃度分佈和溫度分佈,界面處濃度分佈、溫度分佈和傳質速率分佈,以及汽相和液相的傳熱系數分佈。Numerical results are obtained for velocity, temperature and concentration profiles, variations of both nusselt and sherwood numbers under different buoyancy ratio and inclination angles of = 15 - 90. at a given inclination angle, heat and mass transfer rates decrease with heat and mass buoyancies and the buoyancy ratio b decrease from high positive values, and then increase again with the buoyancy radio b further decreasing after the velocity and transfer rates reaching a minimum
研究結果表明:傾斜角度一定,當熱浮力與物質擴散浮力共存且二浮力之比b從較高正值變化到較高負值時,流體速度和熱質傳遞速度從高逐漸變低並出現最小值,此後隨著向下浮力的增大,流體向下流動且隨| b |的增大而加速,熱質傳遞速率隨| b |的增大而重新增大。New standards are presented continuously, link media type is developing and the line speed is updating continuously. in 1998, the ieee802. 3z gigabit ethernet standard was ratified, it use fiber as it ' s link media, line speed was upgraded up to 1, 250 mbps. it offers the users wide digital highway
到1998年, ieee正式提出了編號為802 . 3z的千兆位以太網標準1000base - x ,採用光纖作為傳輸介質,使用高達1250mbps的基帶傳輸速率,為用戶提供了寬闊的數字高速公路。However, performance is limited by the low signal - to - noise ( snr ) and high date rate. a potential solution is to add a strong error correcting code. so studying the error correcting code on uwb system is necessary and worthy
但是超寬帶信號頻譜寬、功率低且傳輸速率很高,使其更容易受到各種干擾而影響傳輸質量,所以在超寬帶系統中研究通道編解碼技術變得非常必要和有價值。The target of the hsdpa concept is to increase the peak data rates, improve the quality of service, and enhance the spectral efficiency for downlink packet traffic
Hsdpa的目標是為了增加峰值傳輸速率,改善服務質量,提高下行分組業務的頻譜利用率。Future mobile communications have to support the transmission of high rate data and multimedia applications in the radio spectrum, which is already extremely scarce. the basic idea of adaptive coded modulation is to maintain a constant throughput by varying the transmitted power level, symbol transmission rate, constellation size, coding rate or any combination of these parameters. thus, without sacrificing bit - error rate ( ber ), these schemes provide high average spectral efficiency by transmitting at high speeds under favorable channel conditions, and reducing throughput as the channel degrades
自適應編碼調制( adaptivecodedmodulation , acm )的基本思想是在不犧牲系統傳輸性能(比如ber )為代價的前提下,通過單獨改變發送功率、波特率、編碼方案、碼率、調制方式,或者是綜合改變前面所述的各種參數,在有利的通道條件下,獲得較大的吞吐量,當通道質量下將時,相應地降低傳輸速率,最終達到提高平均頻譜效率的目的。From the technique point of view, higher data transmission rate, larger system capacity and better communication qos are the key objects to be break through
從技術角度,更高的數據傳輸速率、更大的系統容量和更好的通信質量是新一代移動通信技術所要突破的關鍵。Because computing exactitude contrail is completed after the event by shooting range photic measure equipment, better quality track record to image collected by photoelectricity sensor become a very important work it exists the problem of data transmission rate low in the process of storing data to hd from high frame frequency and great array ccd camera
由於靶場光測設備對目標精確軌跡計算的工作要在事後完成,因此對光電傳感器採集到的圖像數據高質量記錄就成為一項極其重要的工作。從電視測量系統的高幀頻、大陣列的數字ccd像機採集並存儲數據到硬盤的過程中,存在數據傳輸速率低不能滿足要求的問題。With the plentifulness of the internet resources and the development of the 3g mobile communication network, customer request correspond by communication contents to continuously increase and this needs make the system capacity, transmittable velocity, communication quality and the safety of wireless communication become hot point in the study field of wireless wideband transmission today
隨著網際網路資源的豐富和第三代移動通信網路的發展,無線用戶對通信內容的要求不斷提高,使得無線通信系統的傳輸容量、傳輸速率、通信質量和通信安全性問題成為當前無線寬帶傳輸領域研究的熱點。分享友人