濃化效應 的英文怎麼說

中文拼音 [nónghuàxiàoyīng]
濃化效應 英文
concentration effect
  • 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
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 效應 : [物理學] effect; action; influence
  1. 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 ，凍存速度為一0 . 05 / min ，再以一0 . 5 / min的速度從一6一一40 ） ; dmso的保護效應濃度為12 . 506左右;小牛血清的濃度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。
  2. 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度，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?慮氧限制的生化反應動力學方程，獲得了污染物在液相和生物膜中濃度分佈的近似分析解，最終得到污染物在氣相中沿塔高的濃度分佈及廢氣凈化效率。
  3. 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，當濃度為20gdw ? 100ml ~ （ - 1 ）時，完全抑制了瑞香狼毒種子的萌發，化感效應指數達到- 1 。
  4. 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

    對于某一濃度的微乳液，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效應為正，即外電場作用下，微乳液樣品為右旋物質。
  5. 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效應之間的關系，特別是在低濃度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、高效氯氰菊酯、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） 。
  6. The entering of the tourist and lamp - light gave much energy to furong cave and the temperature in the cave rised slowly. the different temperature between the outer and the inner as the air circulation, would make the cave wet seriously in the summer and dry in the winter. the density of co2 would go up because of piston - effect, cave depositing and the tourists " entering

    遊人的進入和洞穴燈光的使用，給芙蓉洞內帶來了大量的能量，致使洞穴空氣升溫；由於動內外的溫度差和空氣的流通，開放的洞穴出現夏季高濕，冬季乾燥的變化現象； co _ 2的濃度會因為活塞效應、洞穴沉積和遊人的進入而升高，但影響最大的還是遊人，當遊客量較大的時候，洞穴co _ 2的濃度會隨遊人進入的數量增加而明顯升高，洞內co _ 2含量峰值記錄最高出現了6200ppm的記錄。
  7. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如下結論： （ 1 ）大氣氣體的微波吸收在測雲波段產生明顯的衰減，其中水汽衰減效應變化很大；即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案； （ 2 ） 37ghz和94ghz雷達測雲，由於大氣和雲衰減不同和雷達反射率的很大差異，導致雷達回波信號強弱不同； （ 3 ）對雲層較薄、含水量較少的雲，在不計雷達參數的情況下， 37ghz雷達回波信號不如94ghz測雲雷達，也就是說94ghz對薄雲有更強的探測能力；對雲層較厚、含水量大的雲，由於強衰減的作用， 94ghz雷達回波信號小於37ghz雷達； （ 4 ）從大氣衰減的不利因素方面考慮，空間94ghz雷達測高層薄雲的效果最好；測低層薄雲時需要考慮氣體衰減訂正；因濃厚雲的強衰減作用，探測其中下部的能力大大減弱，不僅要進行衰減訂正，而且要藉助其他信息來反演整個雲層的含水量垂直分佈； （ 5 ）為了獲得從極薄到極濃厚雲的垂直分佈探測能力，未來測雲雷達系統最好採用雙波長甚至三波長（如94 、 37和13ghz ） 。
  8. Renin secretion is controlled by at least four mechanisms that are not mutually exclusive : a renal vascular receptor responds to changes in tension in the afferent arteriolar wall ; a macula densa receptor detects changes in the delivery rate or concentration of nacl in the distal tubule ; circulating angiotensin has a negative feedback effect on renin secretion ; and the sympathetic nervous system stimulates renin secretion via the renal nerve mediated by receptors

    腎素的分泌至少受四種互不排斥的機制控制：腎血管受體對向心小動脈壁張力變化的反應；緻密斑受體發現遠端腎小管內氯化鈉傳遞速率或濃度的變化；循環的血管緊張素對腎素的分泌的負反饋效應；和交感神經系統經由受體介導的腎神經刺激分泌腎素。
  9. Author analyzed the relationship between the length and the impurity concentration of drift region and thickness of buried oxide layer and thickness of soi and the charges of oxide layer and bias voltage of bulk and breakdown voltage and on - resistance by numerical simulation

    採用數值模擬分析方法，深入研究了漂移區長度、漂移區濃度、埋氧層厚度、頂層硅厚度、氧化層電荷以及襯底偏壓對resurf效應、擊穿電壓和導通電阻的影響。
  10. The extensive use of fossil fuels oil, coal, gas in our daily lives produces huge quantities of carbon dioxide, increasing its concentration in the earths atmosphere and artificially enhancing the earths natural greenhouse effect

    日常生活大量使用石油煤和天然氣等化石燃料，產生大量二氧化碳，增加地球大氣層的二氧化碳濃度，各種人為因素加強地球的天然溫室效應。
  11. These methods can effectively decrease the pollution concentration of air invironment, however, ultraviolet light must join the process, the purity effect is not good at being used indoors

    此方法雖然能有效降低環境中污染性氣體的濃度，但必須有紫外光參與，否則凈化效果不佳，應用於室內空氣凈化受到較大限制。
  12. By calculated judd - ofelt parameters of the npre - 1 glass and luminescence dynamics equation, the author has get the changing curve about light intensity near 1540nm with the increase of er doped concentration. it was observed that the light intensity is the strongest when er doped concentration is 20mol % and the concentration - quenching phenomenon takes place after the concentration is bigger than 20mol %

    5 ）通過建立發光動力學方程，利用j - o計算得到的參數，得出npre - 1樣品1540nm處發光強度隨er3 +離子摻雜濃度的變化規律，看到er3 +離子摻雜mol濃度為20 %時發光最強，大於這個濃度后就發生了濃度猝滅效應。
  13. 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。
  14. Putting the potassium permanganate into the filter can improve its effect, the removal of organics and ammonia is increased, the influent concentration can satisfy the water reuse standard. but the turbidity of influent is unsatisfactory. the c / n ratio is the key factor to influence the nitrogen - removal of the anoxic / aerobic two - stage baf when the reflux ratio 、 hydraulic loading and the ratio of gas to liquid in aerobic filter are fixed. the anoxic / aerobic two - stage baf has a good removal of organics at different c / n ratio when the reflux ratio is 2, hydraulic loading is 2. 55m ~ 3 / m ~ 2 ? h and the ratio of gas to liquid in aerobic filter is 3 : 1. the influent concentration of organics is blow 7mg / l. from the beginning to 30cm of the anoxic filter, the removal of the organics is significant ; as the c / n ratio increasing, the influent concentration of ammonia is decreasing. when the c / n ratio is 3. 60, the enfluent concentration of ammonia is 3. 05mg / l which satisfies the water reuse standard. when the c / n ration is less than 3. 60, because of the imperfection

    迴流比為2 : 1 ，水力負荷為2 . 55m3 / m2 ? h ，好氧柱氣水比為3 : 1時試驗表明:不同的c / n （ 1 . 05 7 . 45 ）下，兩級曝氣生物濾池對有機物有很好的去除作用，出水有機物濃度小於7mg / l ，其中在缺氧柱進水端30cm內對有機物的去除最為明顯;隨著c / n的增加，系統出水氨氮濃度降低，當c / n為3 . 60時，出水氨氮濃度降到3 . 05mg / l ，已經滿足回用水的氨氮標準; c / n < 3 . 60時，因為缺氧柱的不完全反硝化，體系中硝酸鹽氮和亞硝酸鹽氮發生積累影響了好氧柱的硝化反應使氨氮降解效果較差;系統對總氮的去除隨著c / n的增加而增加，當c / n為3 . 60時，出水總氮已經降到11 . 18mg / l ，滿足回用水的要求。
  15. 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。
  16. On the basis of research available and through seven aspects : the family structure, vocational structure, the structure of the mode of life, psychological and cultural structure, income structure, organization structure and social identity, the thesis reflects the process of urbanization in the community between rural and urban areas, especially demonstrates the unique characteristics of urbanization in the community between rural and urban areas of the east of china by taking shui village and kong village in anning district lanzhou city of gansu province as the example and using the advantage of multiple subjects such as sociology, anthropology, economics, etc. the transition of the community between rural and urban areas is their imitation and incorporation into the urbanization, and the effect of their spread and radioaction

    本研究在已有研究的基礎上，應用社會學、人類學、經濟學等學科的綜合研究的優勢，以蘭州安寧區水村和孔村為例，通過對兩村家庭結構、職業結構、生活方式結構、心理文化結構、收入結構、組織結構和身份認同等七個方面的實證研究，反映了城鄉結合部的城市化進程，特別是反映了中國西部內地城市化進程獨特的特點。城鄉結合部轉型過程是城鄉結合部自身模仿、融入城市以及城市的擴散輻射效應嵌入的過程；城鄉結合部是許多矛盾、困惑及經驗反映最集中的場所；同時是將漫長的城市化進程濃縮在一個短期內進行的相對較小的區域。
  17. Melatonin has a simple chemical structure, but it plays a decisive role in bodily functions, monitoring the work of the glands and organs, and regulating hormone production. it also controls over - stimulation of the sympathetic nerves to lower blood pressure and slow the heart rate, thus reducing the impact on the heart. it also alleviates mental stress, improves sleep, adjusts the body s biological clock, relieves jet lag, strengthens immunity, increases the body s resistance to germs and viruses, and prevents cancer and senile dementia

    褪黑激素的化學結構非常簡單，但是在人體內卻具有舉足輕重的作用：它監視著體內各種腺體器官的運作，指揮各種荷爾蒙維持在正常的濃度它可以抑制人體交感神經的興奮性，使得血壓下降心跳速率減慢降低心臟負擔它能夠減輕精神壓力提高睡眠品質調節生物時鐘緩解時差效應，而且具有加強免疫功能抵抗細菌病毒及預防癌癥老年癡呆癥等多種疾病的功效。
  18. When considering the combined impacts of climate change and the direct effects of co2 ( cc + pe ), the simulated yields for irrigated wheat would increase at most sites. this was because the beneficial effects of co2 elevation might offset in a great extent the unfavorable effects due to shortening of the growth duration

    當綜合考慮氣候變化和c伍濃度的直接影響（ cc + pe ）時， 3種gcms情景下灌溉小麥的模擬產量在絕大多數樣點都增加了，這主要是因為co :增益作用很大程度上可以抵消生育期縮短帶來的減產效應。
  19. ( 3 ) we explore photorefractive screening solitons and characters of beam transmission in sbn : 61 : cr crystals. the dependence of beam diameter at the crystal output face on applied field is presented. and influences of the limiting space charge field of the crystals on the experimental results are analyzed

    （ 3 ）初步研究了兩塊不同摻cr濃度的sbn 61 cr晶體中的屏蔽型空間孤子效應，以及不同外加直流電場作用下光束在晶體中的傳輸，給出了晶體出射表面處光斑直徑隨外電場的變化曲線，並分析了晶體中空間電荷場的飽和效應對實驗結果的影響。
  20. 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，應用光限幅測試技術，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、中心離子效應、取代基效應和基質效應，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。
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