界面濃度 的英文怎麼說

中文拼音 [jièmiànnóngdù]
界面濃度 英文
interfacial concentration
  • 界 : 名詞1 （相交的地方; 劃分的界限） boundary 2 （一定的范圍） scope; extent 3 （按職業、工作或性別等...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 濃 : 形容詞1. （液體或氣體中所含的某種成分多; 稠密） dense; thick; concentrated 2. （程度深） （of degree or extent） great; strong
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 界面 : [物理化學] interface; boundary; limiting surface
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. Starch nanoparticles ( sn ) have been prepared with w / o starch microemulsion as microreader and epichlorohydrin as cross - linking agent. the factors affecting the preparation of sn have been investigated via the characterization of tem. the results show that the size and size distribution of sn are mainly controlled by the interfacial strength of microreactor, and the interfacial strength of microreactor is chiefly influenced by w value ( the molar ratio of water / surfactant ) and concentration of starch

    利用所得到的w o型澱粉微乳液作為微型反應器，以環氧氯丙烷為交聯劑制備出澱粉納米粒，並藉助透射電鏡的表徵研究了各制備因素的影響，研究結果表明：澱粉納米粒的粒徑及粒度分佈主要受微型反應器的界面強度控制，而影響界面強度的因素主要是r值（即水與表面活性劑的摩爾比值）及澱粉液濃度。
  2. The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface

    用吊環法測定了十二烷基硫酸鈉水溶液不同濃度與其界面張力的關系，擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ，同時還測得其臨界膠束濃度值（ cmc為6 . 5 10 ~ （ - 3 ） m ） ，運用吉布斯等溫方程和動態法分別計算和測定了該溶液系統的界面吸附平衡關系，結論表明： （ 1 ）動態法測定結果基本吻合吉布斯方程的理論計算； （ 2 ）表面活性劑分子在氣?液兩相界面是以單分子層形式定向有序排列的。
  3. The study conducted research on the following four fields : firstly, the characteristics of the interfacial polymerization system of piperazine aqueous solution / trimesoyl hexane solution were systematically investigated. the results show that at a certain molar ratio between the two monomers, piperazine and trimesoyl, at the two phase interface, a dense functional layer of ultra low pressure, high permeating flux and high salt rejection formed by controlling the time of interfacial polymerization, such as the composite membrane ( i ), the concentration in water phase is 0. 4 %, and 0. 1 % in organic phase, and the polymerization time is 1 minute

    本文主要進行了四個方面的研究，首先系統分析和研究了哌嗪水溶液均苯三甲酰氯正己烷溶液界面聚合體系特徵、界面聚合反應中各影響因素對膜性能的影響等，結果發現，當界面處兩相單體（哌嗪和酰氯）分子摩爾比為某一比值時，通過控制界面聚合時間（有機相處理時間） ，可以形成超低壓高通量高脫鹽的緻密功能層，如復合膜（ ） ，水相濃度為0 . 4 ，有機相濃度為0 . 1 ，聚合時間1min 。
  4. Compared with the behavior of macromolecules in real solution system, the adsorption information in the monte carlo simulation system, such as adsorption isotherm, surface coverage, and bound fraction, was studied for discussing its relation to simulation parameters. five - selection simple cubic lattice, self - avoiding walk, and nearest interaction model were used to construct the homopolymer adsorption model on the solid - liquid interface. periodic boundary conditions were used to reduce the fixed error from limited cubic lattice in size

    模擬中採用五選擇簡單立方格子上的自迴避行走和最近鄰相互作用模型；使用周期性邊界條件以減小有限大格子空間帶來的系統誤差；用鏈節間相互作用能、界面吸附能、體相濃度和鏈長約束體系中的高分子的吸附行為；用末端轉動、 l -翻轉、曲柄運動、蛇形運動和r - r切除-生長法對模擬體系進行擾動；用系統達到吸附平衡后的樣本來研究模擬體系中的高分子鏈在固液界面上的吸附。
  5. Each surfactant manifests a characteristic concentration ? critical micelle concentration ( cmc ) ? at which micelles of characteristic size will form

    每一種表面活性劑有一個特有的濃度? ?臨界膠團濃度（ cmc ） ? ?形成特定尺寸膠團的濃度。
  6. The results demonstrated that the orientation of fc moiety within fc16ab monolayer changed and the angle between the interface and cyclopentadienyl ring from 70 to the cyclopentadienyl ring parallel to the air / water interface. the compressibility of fc16ab monolayer increased with the concentration of cl - increasing on the subphase containing counterions. the compressibility of fc16ab monolayer and the angle of fc contacting the water surface increased with the concentration of cl " increasing

    山70改變至茂環平面和氣液界面幾乎平行；在含抗衡離子的亞相上，我們發現cl ~ -能改善fc _ （ 16 ） ab單分子膜的剛性，且隨著cl ~ -的濃度增加，單分子膜的剛性也有增加的趨勢，但增加的趨勢逐近減弱。
  7. The critical concentration and critical particle surface area in constant rate section is studied. the floc density pa and the floc equivalent diameter da are calculated on the basis of experimental data and theoretic analysis

    研究了等速段的臨界濃度、臨界顆粒表面積；分析計算了絮團密度_ 、泥沙絮團當量直徑d _ 。
  8. Abstract : the dynamic interfacial tension at crude oil / water interface was studied by drop volume method at different temperatures and concentration of demulsifier

    文摘:採用液體體積法測定了原油/水體系在不同溫度和不同破乳劑濃度下的非平衡態界面張力，並對水相不同離子價態對界面張力的影響進行了研究。
  9. Delamination occurred when the liquid and gas phases of water coexist in micro - holes at chip / underfill interface. the adhesive strength between underfill and chip would be reduced due to the absorbed water molecules, resulting in extension and linkage of these micro - holes to form the delamination

    認為在一定的水汽濃度下，器件內部塑封材中國科學院上海微系統與信啟、技術研究所博十學位論文料在界面處的微孔洞可能出現氣液兩相共存。
  10. The electronic - ceramic capacitive - type sensor for coi is based on the nanometer and semiconductor theories. according to the mechanism of the gas surface absorbing actions and the mechanism of grain boundary effect of semiconductors, the capacitance of the sensor can be changed with the variation of co2 concentration

    Co _ 2氣敏陶瓷電容型傳感器將納米理論和半導化理論引入了傳感器的研製過程中，這種傳感器通過氣體表面吸附，及在半導體介質的晶界層產生的晶界效應，使得不同濃度co _ 2氣體產生不同的電容值。
  11. The survey team conducts surveys along pre - designated survey routes in the northeast part of the new territories. it measures ambient gamma dose rates, surface activity concentrations of beta emitters at ground surface and in - situ gamma spectrum of land soil

    流動巡測隊會沿新界東北部預先選定的測量路線，在不同位置量度環境伽馬輻射劑量率、地面的貝他放射體的表面活度濃度和原位置土壤的伽馬能譜，以及收集大氣飄塵、放射性碘、擦拭及其他環境樣本。
  12. When nals was used as the collector in the process, the optimal conditions were the ph of feed solution 5. 0 - 6. 0, air flow rate 100ml / min, the liquid column depths 20cm, the surfactant concentration determined by its cmc and feed concentration. under this condition, the 3 can be above 20. also, the optimal ph ( 5. 0 ) was calculated theoretically for the recovery of the cu ( ii )

    對以十二烷基硫酸鈉為捕集劑的泡沫吸附分離過程的工藝參數進行了研究，並得出本分離系統所確定的最佳工藝參數為： ph5 . 0 6 . 0 ，氣體流量100ml min ，液位高度20cm ，最佳表面活性劑濃度由其臨界膠束濃度和原料液濃度確定，此時（濃縮比）可達20以上；同時還從理論上推算出泡沫吸附分離銅的最佳ph值范圍為5 . 0左右。
  13. The exchange rates of po4 - p in the east china sea were correlated with the temperature, ph of the seawater and mainly influenced by the reaction at the surface of the sediments. the exchange rates were controlled by the do and ph. it was shown that relationships between the exchange rates of no3 - n, no2 - n and nh4 - n and the potential environmental controls were complicated

    Po _ 4 - p在沉積物?海水界面的交換作用受擴散過程的影響不大，而界面上的反應，如fe氧化物對摘要p04一p的吸附和解吸，可能是po4一p交換速率的主要控制過程， do濃度和ph值可能是主要的控制因子。
  14. 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。
  15. Result of numerical simulation shows that the grads of continuous phase " s velocities decreases with the presence of microbubble of which the diameter is 100 / / w, the profiles of air volume fraction in the boundary layers is similar to triangle or echelon, affected by interaction among the particle, there is a saturated air fraction, within the scope of saturated air fraction, increasing the air injection ratio can accrete the friction reduction ratio, under the condition of same air injection ratio, the free - steam velocity is larger, the effect of friction reduction is worse

    計算結果表明，直徑為100 m的微氣泡能減小近壁面連續相的速度梯度；微氣泡在邊界層中的濃度分佈近似為三角形或梯形分佈；受粒子間相互作用的影響，存在一飽和濃度；減阻率隨噴氣量的增大而增大，直至飽和噴氣量，此後，增大噴氣量，壁面摩擦阻力變化不大；相同噴氣量下，來流速度越大，減阻率越低。
  16. Research on surface and grain boundary passivation mechanism obtained effects of surface recombination on crystalline silicon solar cell performance and the theoretical expression of grain boundary recombination velocity. the limit ratio of short - circuit current increment for anti - reflection coating utilization on solar cells was obtained. the crystalline silicon solar cell spectral response, contact resistance and minority carrier lifetime measurement systems were established

    鈍化機理研究獲得了表面復合對不同表面摻雜濃度晶體硅太陽電池性能的影響、表面和界面復合速度的理論表達式；研究得到了減反射膜對太陽電池短路電流增量比的極限；建立了太陽電池光譜響應、柵線電極接觸電阻和少子壽命等測試系統。
  17. A monte carlo model was developed for simulating the adsorption behaviors of linear macromolecule chains on the solid - liquid interface. the simulations were performed on a simple cubic lattice, which was 50 50 50 sites in size. the concentration profiles of total segments, tails and loops in dilute solutions were used to analyze the influences of simulation parameters ( body concentration, interaction energy between segments, adsorption energy of interface, and macromolecule chain length ) on various adsorption configurations

    本文採用montecarlo方法構造了水溶性均聚鏈狀高分子固液界面吸附模型，在50 50 50簡單立方格子上模擬研究了高分子稀溶液中鏈節濃度、鏈尾和鏈環分佈，並結合真實高分子鏈的吸附行為，討論了模擬參數（鏈節間相互作用能、界面吸附能、體相濃度與鏈長）對各種吸附構型分佈、吸附量、表面覆蓋度和附著分數的影響。
  18. Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway

    摘要植物對鹽脅迫的耐受反應是個復雜的過程，在分子水平上它包括對外界鹽信號的感應和傳遞，特異轉錄因子的激活和下游控制生理生化應答的效應基因的表達.在生化應答中，本文著重討論負責維持和重建離子平衡的膜轉運蛋白、滲調劑的生物合成和功能及水分控制.這些生理生化應答最終使得液泡中離子濃度升高和滲調劑在胞質中積累.近年來，通過對各種鹽生植物或鹽敏感突變株的研究，闡明了許多鹽應答的離子轉運途徑、水通道和物種特異的滲調劑代謝途徑，克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面，在擬南芥突變體及利用酵母鹽敏感突變株功能互補篩選得到一些編碼信號傳遞蛋白的基因，這些都有助於闡明植物鹽脅迫應答的分子機制。
  19. Based on the hydrodynamics energy transport model, the degradation induced by donor interface state is analyzed for deep - sub - micron grooved - gate and conventional planar pmosfet with different channel doping density. the simulation results indicate that the degradation induced by the same interface state density in grooved - gate pmosfet is larger than that in planar pmosfet, and for both devices of different structure, the impact of n type accepted interface state on device performance is far larger than that of p type. it also manifests that the degradation is different for the device with different channel doping density. the shift of drain current induced by same interface states density increases with the increase of channel do - ping density

    基於流體動力學能量輸運模型，對溝道雜質濃度不同的深亞微米槽柵和平面pmosfet中施主型界面態引起的器件特性的退化進行了研究.研究結果表明同樣濃度的界面態密度在槽柵器件中引起的器件特性的漂移遠大於平面器件，且電子施主界面態密度對器件特性的影響遠大於空穴界面態.特別是溝道雜質濃度不同，界面態引起的器件特性的退化不同.溝道摻雜濃度提高，同樣的界面態密度造成的漏極特性漂移增大
  20. To produce the " effect " by changing the structure of electric double layer and influence the surface concentration of reaction particle and activation energy of interface reaction, thus affecting the speed of electrode reaction ; c

    通過改變雙電層結構產生「 _ 1效應」 ，影響反應粒子的表面濃度及界面反應的活化能，從而影響電極反? ?西安理工大學碩士學位論文應速度； c
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