濃度效應 的英文怎麼說

中文拼音 [nóngxiàoyīng]
濃度效應 英文
concentation effect
  • : 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
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  • 效應 : [物理學] effect; action; influence
  1. Exafs studies on particle concentration effect and adsorption reversibility of zn onto anatase tio

    2體系的顆粒物濃度效應和吸附可逆性
  2. The primary results showed : using m199 as diluents containing 20 % bovine serum, it is better to freeze the cells slowly freezing at fist then increase freezing speed ( for example, from 0 to - 6 freezing speed is about - 0. 05 a minute, from - 6 to - 40, freezing speed is about - 0. 5 a minute ), studies on effect of various concentration of dmso demonstrate that about 12. 5 % dmso gave the highest post - thaw percentage of viable cells. the concentration of bovine serum had no different effect on the percentage of the viable embryo cells of misgurnus auguillicaudatus. the embryo cells derived 6 from the later stage of blastula offish is more resistant to the cryogen than the cells of early stage of blastula. the cells preserved in liquid nitrogen at - 196 were thawed and cultivated, a few cells were found adhere to the surface of culture vessel when the percentage of viable cell was more than 30 %. the cells in only two culture vessels were found to proliferated and gave rise to many small morphologically undifferentiated cells

    研究初步表明:以細胞培養液m199 (含2既的小牛血清,常規量雙抗)為凍存稀釋液對泥鰍胚胎細胞冷凍保存宜採取先慢后快的方式(例如,從0一一6 ,凍存速為一0 . 05 / min ,再以一0 . 5 / min的速從一6一一40 ) ; dmso的保護為12 . 506左右;小牛血清的對泥鰍胚胎細胞的成活率影響不明顯;囊胚晚期細胞抗凍性比中早期強;通過對不同批次的凍存細胞解凍培養,解凍后成活率為30 %以上細胞培養數天後均有少數細胞貼壁,但只發現兩瓶培養細胞有明顯增殖現象產生許多未分化的小細胞。
  3. The protein nucleic acid complexes were identified by autoradiography for 48 h. the psg5heo and igfbp - 6 promoter pcat vectors were transfected into cos - 7 cells with iipofectamin2000 ; these cos - 7 cells where treated with 1 jxm e2, with lonm tcdd and with both lonm tcdd and 1 jxm e2, individually ; the cat protein was examined by cat - els a. results : the congenital skeletal defects in fetal rats were induced with 10 - 15ug / kg tcdd or with 100 - 140 mg / kg ra with dosage - dependence effect. the igfbp - 6 mrna in rat calvaria tissue and mc - 3t3 - el cells were increased with tcdd and ( or ) ra, whereas the cell proliferation and igf - 2 mrna in mc - 3t3 - el cells was decreased in the status of e2

    結果: tcdd在大鼠胚胎發育時期具有骨骼致畸作用,骨骼發育畸形包括:內翻足、脊柱裂、顱面骨發育缺陷、無尾畸形等;隨著tcdd的升高( 10一15林擴kg ) ,致畸率明顯上升( 14 . 7 %一24 . 6 % ) ; tcdd和ra聯合用藥可以增強對大鼠骨骼發育的致畸; e :對成骨細胞內igf一2基因有正性調節作用,對igfbp一6基因有負性調節作用, tcdd可以抑制e :對細胞內xgf一2和igfbp一6的調節作用。
  4. We showed here that axudl mrna expression was elevated by tgf - 1 treatment in a time and dose - dependent manner in hepg2 hepatoma cells and spc - a1 lung carcinomas cells, and also indicated that de novo protein synthesis was required for this response using the protein synthesis inhibitor cycloheximide, suggesting that axudl is a primary target of tgf - signalling

    在hepg2和spc - a1細胞中, tgf - 1能明顯誘導這兩種細胞中的axud1基因的表達,而且表現出時間和的依賴。同時,利用第一軍醫大學博士學位論文蛋白質合成的特異抑制劑還發現, tgf一pl誘導的axudl基因的表達過程需要新的蛋白質的合成,提示axudl基因是tgf一p信號通路的一個主要靶分子。
  5. The additional flow is formed by the device of dentoid baffle, and the application of the device of dentoid baffle cooperated with a stilling basin has been investigated by systematic model tests. based on the research results, the hydraulic problems such as the characteristics of hydrodynamic pressure and cavitation on the head of the denotid baffle, the properties of flow under the condition that the device of denotid baffle is used with a stilling basin, the hydraulic computation about a stilling basin, the estimation of energy dissipation and its various affection factors, the mechanism and effect of energy dissipation, and distributions of velocity and pressure and aerating concentration, etc, have been analyzed ; the method and step of hydraulic design of device of denotid baffle by which the additional flow is produced has also been proposed

    文中利用齒墩設施實現附加射流,對齒墩設施與消力池聯合用進行了大量的和系統的模型試驗,分析研究了中低佛勞德數條件下,齒墩墩頭的動水壓強及空化特性,齒墩設施與消力池聯合用時的流態特性,消力池的水力計算,消能量的估算及其各種影響因素,消能機理和果,消力池內的流速、壓強特性,摻氣分佈等水力學問題,並提出了實現附加射流齒墩設施的水力設計方法和步驟。
  6. In the model the film thickness in the passage was obtained at first using two phase flow theory ; then, similar analysis solution of concentration distribution of the pollutant in liquid phase and biofilm was obtained through mass component equation of pollutant in gas - liquid phases combined with the biochemical kinetic equation of mass transfer in biofilm and dismission of oxygen limited ; at last, the distribution of pollutant along the filter height and the waste gas purification efficiency were obtained

    該模型首先運用兩相流理論獲得了通道內液膜厚,然後通過污染物在氣相、液相的質量組分方程,結合生物膜內的傳質與不?慮氧限制的生化反動力學方程,獲得了污染物在液相和生物膜中分佈的近似分析解,最終得到污染物在氣相中沿塔高的分佈及廢氣凈化率。
  7. There existed self - poison phenomenon and the ri was up to - 1 during the germination of s. chamaejasme when the concentration of petroleum ether extract was 20 gdw. ml - 1. furthermore, different concentrations of ethanol extract inhibited the germination of lespedeza davurica

    瑞香狼毒的自毒作用明顯,其作用的主要成分是葉乙醇提取物,當為20gdw ? 100ml ~ ( - 1 )時,完全抑制了瑞香狼毒種子的萌發,化感指數達到- 1 。
  8. Taking the effect of big du. flers into account, we explain the volume - fraction dependence qualitatively by effective duster model. meanwhile, we enterpret phenomenonally the rnagnetoresistance dependence on ii 3 temperature in doped pervoskite manganite films

    計入磁顆粒集團的影響,改進有介質理論,採用有集團模型,可以對巨磁阻濃度效應恰當地定性解釋。
  9. Are excellent stripping agents for both n - octanol and tbp system. the organic phase can be rebirth by kcl aqueous solution. the stripping efficiency was agreement with perchloride effect. the effect of cosolvent on the stripping percentage was also discussed

    在較高時都是很好的反萃劑,反萃率符合高氯酸鹽,反萃後有機相具備連續萃取的能力。
  10. A set of microemulsions of water / span80 / transformer oil with different water content are prepared and their optical activity are measured with the changes of applied electric field and, the angle between the electric vector of the incident linearly polarized light and the external electric field, using an automatic polarimeter

    對于某一的微乳液,在外電場的作用下,旋光角平隨0變化且先增大后減小。實驗測得微乳液的電致旋光為正,即外電場作用下,微乳液樣品為右旋物質。
  11. In order to study the mechanism of the effect of low concentration tfp on the proliferation of s. pombe, we watch yeast cells loaded with fluo - 3 under laser scanning confocal microscope ( lscm ). the fluorescence intensity reflected the cytosolic free calcium concentration. the result showed that, the cytosolic free ca2 + concentration in s. pombe cultured in ca2 + - free medium was 2 ~ 3 times lower than that in s. pombe cultured in medium containing 10umol / l ca24, while ca2 + concentration in s. pombe treated with 50umol / l tfp was 4 - 5 times higher

    本文發現增加胞外鈣以及低( 20 100 mol l )三氟拉嗪( tfp )不但能促進野生型s . pombe細胞的增殖,而且對mfp7菌株也有同樣的,這說明胞外ca ~ ( 2 + )和低tfp對不同遺傳型裂殖酵母細胞的增殖均有促進作用。
  12. It measures the density of oxygen by detecting the life - span of the fluorescence quenching. the so - called fluorescence quenching is a kind of physics or chemistry process that the fluorescence material has chemical or physical reactions with certain substance is selected here. it has the advantage of good stability of fluorescence, long life span and the strong quenching effect

    本課題光纖氧氣傳感器檢測系統是基於熒光猝滅的檢測機制,通過測定熒光壽命從而檢測氧氣的,熒光猝滅所引起的熒光壽命具有很好的穩定性、猝滅果以及系統使用壽命長。
  13. In this paper two - generation reproduction toxicity of fenvalerate, a - cypermethrin, chlorpyrifos, and triazophos was tested in a 21d period with water flea, daphnia magna, . the toxicity indicator included longevity, body length, days to first brood, days to first pregnancy, number of youth per female, intrinsic rate of natural increase ( r ), and number of broods per female. accordingly, the dose - response relations and relations between the chronic responses and enzyme levels were investigated

    為了確定水蚤體內生化指標與慢性毒害之間的關系,特別是在低暴露狀態下生化指標改變的生物學意義,以便能更準確預測早期農藥對水蚤種群的潛在危害,本文以浙江省常用殺蟲劑氰戊菊酯、高氯氰菊酯、三唑磷和毒死蜱進行了大型蚤( d . magna )的急性和慢性毒性試驗(包括子代水蚤的恢復試驗) 。
  14. A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid

    利用六偏磷酸鈉作為穩定劑,通過控制反物的及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。
  15. The purposes of the present study were to investigate ( 1 ) the hemodynamic effects of agmatine in anaesthetized dahl salt - sensitive ( ds ) hypertensive and dahl salt - resistant ( dr ) rats ; ( 2 ) the effect of agmatine on vascular tension in the isolated aortic artery of rats and the underlying receptor mechanism ; ( 3 ) the effects of local injection of agmatine on femoral, renal, and mesenteric vascular beds by constant flow perfusion method ; ( 4 ) the effect of agmatine on l - type calcium current ( / ca - t ) in rat ventricular myocytes with whole - cell configuration of the patch - clamp technique ; ( 5 ) the effects of agmatine on free intracellular calcium concentration ( ca2 + d of isolated rat ventricular myocytes

    ( 3 )採用後肢、腎臟和腸系膜動脈在體恆流灌注法,觀察向灌流環路中直接注射胍丁胺的血管。 ( 4 )用全細胞膜片箝技術,觀察胍丁胺對大鼠心室肌細胞l -型鈣通道電流( i _ ( ca - l ) )的影響。 ( 5 )用fluo3 - am負載分離的大鼠心室肌細胞后,由激光共聚焦法測定單個心室肌細胞[ ca ~ ( 2 + ) ] _ i的熒光強,觀察胍丁胺對分離大鼠心室肌細胞內游離鈣( [ ca ~ ( 2 + ) ] _ i )的影響。
  16. Among them, mercury was accumulated strongly in the gill, followed by the heart, hepatopancreas and gonad. the bioaccumulation of hg2 + in s. yangtsekiense had the concentration - effect relationship, that was to say, the more the concentration increased, the more the bioaccumulation increased. at the high mercury concentration, there was more obvious the time - effect relationship being observed

    結果表明:汞在蟹體內的積累具有一定的選擇性,其總的生物積累量由高到低的順序為鰓心臟肝胰腺性腺,並且積累量有著一定的?關系;在高汞處理下,其積累量還具有一定的時間?關系。
  17. In order to prepare composites with the least dimerization, it is important to design and assemble the target mpc molecule with desired structure, such as peripheral or axial substitutional groups. the optical limiting effect of the composites is measured at 532nm with 8ns pulses. the influence of different mpc doped concentrations, central metal ions, substitutional groups, dimerization ratios, and matrix on the composites " optical limiting effect is studied

    在此基礎上,用光限幅測試技術,系統地研究了無機基金屬酞菁復合固態材料的光限幅性能和金屬酞菁配合物在復合體系中的光限幅機理,揭示了復合體系光限幅性能的酞菁濃度效應、中心離子、取代基和基質,為金屬酞菁分子設計和復合制備工藝優化提供了可靠參考依據和可能。
  18. The experimental results illustrate that " particle - concentration effects " for trace metals reported in literature are mainly due to the particle dynamics in the estuary. 4. the adsorption percentage ratios of adsorptions and partitioning coefficients for trace metals in the changjiang estuary decease significantly with higher concentrations of elements

    這一模擬研究結果說明,通常文獻報道的在河口混合區某些情況下的微量金屬固-液分配的所謂「顆粒物濃度效應」主要與河口現場泥沙顆粒的物理動力學過程有關。
  19. Within the framework of the latter one, the gmr dependence on temperature and volume - fraction is discussed in the paper, with consideration of different kinds of magnetic entities

    本文採取了后一條途徑,具體考慮多種磁組分形態對巨磁阻的影響,詳細討論了巨磁阻的溫濃度效應
  20. The results showed that passivation of the presulfided hydrogenation catalysts was necessary ; temperature, concentration of o2, reaction time and expansion rate are important influential factors on the passivation effects

    結果表明,預硫化后催化劑需要經過鈍化處理;反、 o2、反時間及膨脹率是影響鈍化果的主要因素。
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