溶劑擴散 的英文怎麼說

中文拼音 [róngkuòsǎn]
溶劑擴散 英文
solvent diffusion
  • : 動詞(溶化; 溶解) dissolve
  • : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
  • : 動詞(擴大) expand; enlarge; extend
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
  1. The anti - microbial activities of crude ethanol extract from aerial parts of sophora alopecuroides and its petroleum ether, chloroform, n - butanol and water fractions of sophora alopecuroides to pythium aphanidermatum, fusarium oxysporum f. sp. cucumerinum, fusarium oxysporum f. sp. lycopersici, alternaria solani, pseudomonas pachrymans and xanthomonas vesicatoria were tested by mycelial radial growth test and agar - well diffusion

    本實驗採用帶毒平板菌絲生長法和瓊脂打孔藥法測定了苦豆子地上部分乙醇粗提物及其石油醚、氯仿、正丁醇和水層的不同極性萃取物對瓜果腐霉、黃瓜枯萎病菌、番茄枯萎病菌、番茄早疫病菌、黃瓜角斑病菌和番茄瘡痂病菌的抗菌活性。
  2. Workplace air. determination of chlorobenzene. charcoal diffusive sampler, solvent desorption and gas chromatographic method

    作業場所空氣中氯苯的法采樣解吸氣相色譜測定方法
  3. The intramolecular vibrational redistribution ( ivr ) and the ultrafast solvent inertial relaxation should account for the faster decay, while the slower decay is attributed to the diffusive solvent relaxation

    快速弛豫過程來源於分子內振動能量再分配( ivr )和分子超快慣性弛豫動力學過程,而慢速弛豫過程對應于化的分子弛豫動力學過程。
  4. And considerable work has been done hi the growth behaviour in the tetrachloride solution concluding studies of crystal growth and growth kinetics. a crystal of dimensions 20mm x 20mm x 1mm was produced hi the tetrachloride solution by lowing temperature. and bcf spiral growth mechanism for the surface diffusion model was analyzed using the kinetic data

    本文以苯為液降溫法培養出了60mm 40mm 3mm大尺寸hhm單晶;另外探討了hhm在四氯化碳液中的生長行為,液降溫法培養出了20mm 20mm 1mm的較大尺寸單晶,並用動態循環體視顯微鏡觀察法測定了其在不同的過飽和下主要顯露晶面的法向生長速率,在較大過飽和度范圍內考察了其bcf表面螺位錯生長機制。
  5. Influences of ph values, ferrous minerals ( reduced iron powder or magnetite ), bentonite, concentration of cations and anion ( fe3 +, fe2 + and co32 - ) on the distribution coefficient, kd, were studied. the sorption mechanism of 99tc on granite was discussed by the desorption method of adding h2o2 into desorption solvent. based on the diffusion coefficient measured and the solution of the diffusion equation, the distance of tc diffusion after ten thousand years was predicted

    本文分別在大氣和低氧條件下,研究了tc在花崗巖上的吸附和,包括液的ph 、含鐵礦物(還原鐵粉、 fe3o4 ) 、膨潤土、陰陽離子的濃度( co32 - 、 fe3 + 、 fe2 + )對tc在花崗巖(石英、黑雲母)上吸附kd值的影響;在解吸中加入h2o2 ,對tc進行解吸,探討了其吸附的機理;將系數代入方程的解析解,預測了10000年後, tc的距離。
  6. The content of styrene was found to be dependent on the investigated grafting conditions, of which the dose rate and monomer concentration were the major conditions, and the dependence of the initial rate of grafting on the dose rate and the monomer concentration was found to be of 0. 4286 and 1. 1662 orders, respectively. the results indicate that the grafting reaction is competitive and the copolymerization and the graft - copolymerization are existing at the same time. the grafting proceeds by the so - called front mechanism in which the grafting starts at the surface of the films and moves toward the middle of the film by successive diffusion of the styrene through the grafted layers

    我們對輻射接枝反應中的各個因素如:單體濃度、輻射量率、輻射量以及反應時間進行了研究分析,結果表明:單體濃度和量率是反應的兩個主要影響因素,它們對反應速率的影響指數分別為1 . 1662和0 . 4269 ;反應的動力學方程為: rg k [ d ] ~ ( 0 . 4269 ) [ m ] ~ ( 1 . 1662 ) ;認為接枝反應是一競爭反應,單體的均聚反應和在聚合物上的接枝反應同時存在,單體濃度的高低決定著競爭反應的方向;輻射接枝反應是從聚合物表面開始的,隨著脹和單體的最後在整個膜體中形成接枝產物。
  7. Comparison of the diffusion coefficients calculated by this new model with the present experimental data, including benzene, toluene, ethylbenzene in polystyrene ( ps ) and poly ( methyl methacrylate ) ( pmma ) are performed, calculation results in this study are in good agreement with experimental data, for the correct estimation of the hole - free volume change above and below the glass transition

    以芳香族苯、甲苯、乙苯在玻璃態聚苯乙烯和聚甲基丙烯酸甲酯中的系數為例對模型進行驗證,理論計算結果和實驗值取得良好一致。
  8. The drug content of these nanoparticles is controlled by reducing the diffusion of the drug from the organic to the aqueous phase during the solvent evaporation stage of the preparation and by increasing the drug ? polymer interactions

    通過減少制備過程中揮發時藥物從有機相向水相的及通過增加藥物-聚合物間相互作用來控制納米粒的載藥量。
  9. In the experiments, two series of catalysts were synthesized by co - deposition and sol - gel methods each. the composition of both waterproof and gas diffusion layer and catalysis layer were optimized by the orthogonal test. meanwhile, quasi - steady cathode polarization curves, x - ray diffraction ( xrd ), scanning electronic microscope ( sem ) were used to analyst the relationship between the microstructure and the performance of air electrode

    實驗採用共沉澱法和膠凝膠法合成了兩類催化;對防水透氣層和催化層進行了正交試驗優化;同時,還採用測準穩態極化曲線, x射線衍射( xrd ) 、掃描電子顯微鏡( sem )等分析測試手段,對空氣電極催化材料、空氣電極界面結構與性能的關系等作了較深入的研究。
  10. Whether there exists solvent in uhmwpe fibers or not, nano - particles could diffuse into uhmwpe gel fiber after immersed the gel fiber in nano - particles composite extracting agent, and gel fiber has quite strong absorption to nano - particles

    無論纖維中存在與否,將uhmwpe凍膠纖維置於分有納米粒子的萃取液中一定時間,納米粒子均可進入uhmwpe凍膠纖維,且凍膠纖維對納米粒子有較強的吸附作用。
  11. Special attention is paid to the consequences of methanol crossover in cathode reaction and cathode over - potential. good agreement is found between simulations and experiments in regard to the v - i character of dmfcs. based on the theory of parallel electrode reaction, it becomes possible to obtain quantitatively the value of over - potential caused by methanol crossover, which is either implicit or not included in the overall cathode over - potential in previous models

    該模型涵蓋了dmfc中的主要物理化學過程,包括:甲醇水液在膜電極內的、對流和電遷移;質子在陽極催化層和陰極催化層內的傳遞;氧氣、水蒸汽在陰極的;陽極催化層內的甲醇氧化反應動力學;以及陰極催化層內的氧還原和甲醇氧化反應動力學。
  12. Ca2 + ions from the reactants attended to be absorbed in the diffusion dilayer by the so3 - anion. calcium ions could compress the diffusion dilayer and reduce the aggregation number of aot molecular because of the higher charge density. the absorbance of ca2 + ions change of phase diagram of system and water core diameter

    反應試液中的ca ~ ( 2 + )離子傾向于被吸附在aot極性頭基的- so _ 3 ~ -陰離子附近,壓縮了極性頭基水解產生的雙電層,使得aot分子的聚集體變小,也使得處于束縛狀態的水分子數量減少。
  13. Surface active agents. water dispersing power in dry cleaning solvents

    表面活性.乾洗中水的能力
  14. The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer

    另外它作為基體的另一個突出的優點是制備的脹復合膜( scf )中的與電解液中的相同都是水,克服了以前膜內外不同之間的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來控制mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構性能特點使得碳作為陰極材料時有利於漲復合膜( scf )與電極表面的結合以及膜的剝離,因此是作為陰極的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。
  15. Ambient air quality - standard method for measurement of benzene concentrations - part 5 : diffusive sampling followed by solvent desorption and gas chromatography

    環境空氣質量.測量苯濃度的標準方法.第5部分:吸附和氣體色譜法后的取樣
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