最後濃度 的英文怎麼說

中文拼音 [zuìhòunóng]
最後濃度 英文
final concentration
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 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
  • 最後 : last; final; ultimate
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. The cholesteryl liquid crystal mixture was microcapsulized by complex coacervation method using gelatin and acacia as membrane materials. the effects of the concentr ation and quantity of arabic gum on the microcapsule particle size and color showing were also studied

    ,採用以明膠?阿拉伯樹膠為囊壁材料的復凝聚法對配製的顯色示溫混合液晶進行了微膠囊化處理,並著重討論了阿拉伯樹膠的及用量對液晶微膠囊粒及顯色效果的影響。
  2. Firstly, simulate flow field of rear smoke channel, plot velocity magnitude and ash concentration distribution in section of entry of heat pipe air preheater, compare with data which were measured in guiyang power station, verify simulation to be reasonable and right. secondly, simulate all kinds of factors which affect flow field ' s uniformity such as length, thickness, location of diffluent board, ash concentration, ash diameter, and so on, find the chiefly factors. thirdly, install guide board in curve channel in rear smoke channel, then simulate its " flow field, plot velocity magnitude and ash concentration distribution

    在此基礎上模擬在冬夏兩季不同情況下,不同流速對熱管空氣預熱器壁面溫的影響;然對影響整個流場分佈的各種因素:包括分流板長、厚、偏離中心流道位置的偏離、飛灰、飛灰粒徑等因素進行數值模擬;提出在分流煙道轉彎處加裝導流板,並模擬加裝導流板后的流場分佈,得到下級空氣預熱器出口、熱管空氣預熱器進口處的斷面速場分佈、場分佈,以論證加裝導流板能達到流場均勻化的作用。
  3. 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分佈的近似分析解,終得到污染物在氣相中沿塔高的分佈及廢氣凈化效率。
  4. At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known

    ,對全文進行了總結,並指出今研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫分佈信息基礎上,進行必要的假設和推導,能同時得到火焰中某特定組分的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強高的激光源代替常規的黑體爐,能得到輻射干涉投影圖像,這樣就能測量所介紹系統不能測量的發光火焰溫分佈。
  5. Sds - page results showed that as to mut + recombinant highest yield was obtained after 4 days inducing and with the culture time prolonged it reduced. pokeweed antiviral protein gene expressed well when methanol concentration reached 10g / l. pokeweed antiviral protein obtained high yield in thin acidic culture medium ( ph6. 0 - 6. 4 ) and its quantity in total mass of secrete protein exceeded 30 %

    Sds - page分析結果表明, mut ~ +組菌株在甲醇誘導第四天pap在培養液中積累量達到高水平,延長培養時間會導致產量下降;在10g / l的甲醇誘導下, pap的表達量達到高;培養基ph值在偏酸性條件下( 6 . 0 - 6 . 4 ) pap的表達量都維持在較高的水平。
  6. At last, the radiation transmit process in smokescreen is discussed, and the transmitted radiation energy distribution is obtained from extinction characters of particles. the relationship between transmittance and smokescreen concentration is experimental studied, the experiment results agrees with calculated results. we also discuss the application limit and error of lambert - beer law in smokescreen studies

    本文討論了輻射在隨機分佈微粒形成煙幕中的傳輸過程,根據煙幕微粒的消光特性計算出輻射通過煙幕的能量分佈情況,討論了在煙幕研究中應用lambert ? beer定律的誤差問題,並對透過率隨煙幕的變化情況進行了實驗研究,結果表明,理論計算結果能夠與實驗數據較好吻合。
  7. In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant

    其次,本文以荷蘭buggenum電站的空分系統為原型,基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學模型,並通過模擬,得出了一些有價值的結論:當空分系統的壓力變化時,氧氣產品的響應時間常數為兩小時左右,說明空分系統是igcc電站大延遲環節;而且雖然氧氣會穩定在igcc電站所要求的范圍之內,但在過渡過程中會超出限制,這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。
  8. As the dmso concentration ( wt / wt ) in the second coagulation bam increases, the water flux and the clearance rates of urea and creatintine first decrease men keep in a relatively low level and increase at last

    隨著第二凝固浴dmso( wt / wt )的增加,水通量和肌肝、尿素去除率均是先下降,然保持在較低的水平,又呈上升的趨勢。
  9. The results of the experimental tests show that nh4cl and k2hpo4, kh2po4 are the most available nutrents to our isolates when they are degrading oils. the most suitable experinment condition is : temperature being 30 c, initial ph being 7 - 8, the shaking rate of the culture flasks is 180 r / min, the concentration of nacl is 1 %. the biodegradation results have shown that our 6 isolates have the effective degradation capability to crude oil ; within 6 days the transforing rate of oil by each single strain is more than 60 %

    本研究分離出的6株菌,初步鑒定結果為: sy1為微桿菌屬、 sy2為諾卡氏菌屬、 sy3和sy5為假單胞菌屬、 sy4和sy6為芽孢桿菌屬;實驗結果表明, 6菌株的佳氮源為氯化銨( nh _ 4cl ) ,佳磷源為磷酸氫二鉀和磷酸二氫鉀的混合物,適生長條件為:溫為30 ,初始ph值為7 8 ,搖床轉速為180r min ,鹽( nacl )為1 ;通過降解實驗得出6株菌對原油都有較強的降解能力,單一菌株在5天的原油降解率都高於60 , 6株菌對原油的生物降解反應符合一級反應動力學特徵。
  10. The results of the uni - factor experiments and perpendicular experiments show their best mechanic synthesizing craft as followed : nvp ( 10 % wt ), kh570 ( 20 % wt ), hema ( 70 % wt ), initiator ( 0. 2 % wt ), crosslinker ( 20 % wt ), reacting 20 hours under 80 c. the factors which influenced organic silicon modified pvp hydrogel soft contact lens material ' s swelling capabilities were researched, which included temperature, monomer content, ion concentration etc. the experiments showed the equation swelling content ewc improved with the increase of nw, droped with the increase of kh570 and ion concentration, improved then droped with the raise of temperature, and hydrogels got the least ewc at 45 c. experiment carried on todiscuss water dehydration mechanism of organic silicon modified pvp hydrogel soft contact lens materials, which showed dehydration process could be divided into evaporating stage and diffusing stage

    正交實驗結果表明, nvp ? hema ? kh570共聚物的機械性能佳時,其合成工藝條件為: nvp用量10 (質量百分含量,下同) , kh570用量20 , hema用量70 ,引發劑aibn用量0 . 2 ,交聯劑nmba用量0 . 2 ,反應溫為80 ,反應時間16h 。討論了單體配比、溶脹溫、離子等因素對有機硅改性pvp水凝膠軟接觸透鏡材料溶脹性能的影響。實驗得出:水凝膠材料的平衡溶脹ewc隨單體nvp含量的增加而增大, ewc隨kh570用量的增加而減小,隨離子的增大而略微降低,隨溶脹溫的升高先稍微下降有所提高, 45時平衡含水量低。
  11. In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor

    針對當前黑土利用現狀,本文借鑒眾多學者的研究方法和觀點,在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地,在玉米區進行了不同數量的施肥,通過野外試驗,採集一年自然降雨產流及泥沙樣品,同時採集降雨前的耕層土壤樣品,研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響,結果表明:土壤侵蝕和氮磷的流失受諸多因素的影響,降雨量、降雨強是重要因子,而降雨強是影響農田地表徑流養分流失的重要的氣象因子,特別是暴雨,暴雨徑流中氮磷較平時高得多;隨作物生長,覆蓋逐漸增加以及不同利用方式下表現的覆蓋差異,氮磷流失都表現為顯著的差異。
  12. The ar rate of golden hamster sperm increased with the rise endotoxin concentration, and it got highest at 1. 0 g / ml, then the rate started to decrease

    Opg inl時達到高,然隨內毒素增加,精子的頂體反應率有下降趨勢;在人, 10
  13. In determining the optimal concentration of each antibody, we have used a strategy in which the capture antibody is first immobilized at a particular density on the predetermined site of membrane, and the labeled antibody is then varied to retain a maximum signal - to - noise ratio

    在測定每個抗體的中,我們用到了這樣一個方案:先將捕獲抗體以特定的固定在膜上預留的部位,然改變標記抗體得到大的信號噪音比例。
  14. According to the shortage of ga converging to a local optimal solution because of reducing the diversity of individuals, the theory of biological immune system is cited, the immune operators including calculation the densities of antibodies, activating or suppressing antibodies and making the memory cell are designed, and effectively combined with ga operators

    同時,針對遺傳演算法在收斂計算期,由於種群趨向單一化,出現早熟現象而陷入局部優解的缺點,借鑒生物原理的免疫系統,設計出抗體計算、抗體的抑制/促進、構造記憶單元等多個免疫運算元,並與遺傳運算元進行有效結合。
  15. It is proposed that the higher dose condition creates more hot carriers but the lower sensitivity to hot carrier effect. therefore, the optimum dose for reliability is determined from the trade - off between the above two aspects. finally, a simple model is proposed and discussed

    本文還深入研究了sde區摻雜對器件熱載流子可靠性的影響,指出的提高雖然會產生更多的熱載流子,但由於其對熱載流子損傷的敏感降低,因此將存在一種折衷,通過一個簡單的寄生電阻模型,對摻雜提高后,器件對熱載流子損傷敏感降低的現象做出了很好的解釋。
  16. 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

    結合污水流動的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 )文中所得出的速分佈與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。
  17. From the information available for the preparation to be assayed ( the “ unknown ” ), assign to it an assumed potency per unit weight or volume, and on this assumption prepare on the day of the assay a stock solution and test dilution as specified for each antibiotic but with the same final diluent as used for the usp reference standard. the assay with 5levels of the standard requires only one level of the unknown at a concentration assumed equal to the median level of the standard

    根據有效的信息制備試驗溶液,指定一個假定的每單位重量的效價或者體積,然在假設的基礎制備當天儲備液試驗和稀釋溶液作為每一種抗生素指定的效價,但是當使用相同usp參考標準品的終稀釋液時,試驗應使用平行5的標準要求僅有一份未知的做為等同於中部的標準。
  18. Secondly, with the demands of monitoring plant water potential in mind, the apparatus has been tested with satisfactory results thirdly, utilizing that testing apparatus and nacl solutions at 20 c, a study is preformed to investigate the on - line non - invasive automatic monitoring technique of plant water potential, with some models of monitoring plant water potential properly established. results show that the second model of monitoring plant water potential is desirable after comparing. then, comparative measurements are done with kc1 solutions, using both the testing apparatus and the commercial wescor water potential meter

    利用所設計的試驗裝置和不同的氯化鈉溶液進行在線無創傷自動監測植物水勢的試驗研究分析,並建立了一些監測植物水勢的模型,經過比較分析,確定優地能實現在線無創傷自動監測植物水勢的模型;然運用此模型對不同氯化鉀溶液的水勢進行測定,以及與美國wescor公司生產的植物及土壤水勢測定儀進行比較測試試驗,通過對這些比較驗證試驗的分析,認為此模型在植物水勢在線無創傷自動監測方面具有其可行性。
  19. On the basis of annlyzing the main domestic cocurrent combustor, we adopted the up and down - shade - technology to reform the combustonafter researching the characteristics of main coal and its affecting factors, i. e., density of coal dust, granularity of coal dust, firing characteristics, alteration of coal, we put forward the scheme of coal ' s configuration and reforming plan about structure of combustor and its disposal type. finally, we make a debugging of cool and hot performance and operation optimizing

    因此,本文在分析目前國內主要直流燃燒器性能的基礎上,選用了上下淡燃燒技術,改造了燃燒器;通過對現場燃燒的主要煤種特性及煤粉、煤粉細、著火特性、煤種變動等的分析研究,提出了配煤方案和燃燒器的結構、布置方式改造方案;進行了冷、熱態性能與運行優化調試。
  20. The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field

    具體工作可以概括如下:首先,研究了vcsel的熱場特性,分析了電流擴展,材料參數和工作條件對于溫分佈的影響;其次,從電極電壓入手,計算出激光器中的等勢線分佈,並對不同深處的電壓和電流分佈進行比較,研究了高阻區的不同位置和不同厚、限制層和出射窗口半徑的大小對電流密、載流子和溫分佈的影響;再次,實現了電、光、熱耦合,求出了閾值電壓,計算了不同偏置電壓下的電流密分佈、載流子分佈和熱場分佈,分析了溫和載流子變化對折射率、費米能級和光場的影響;,給出了考慮n - dbr和雙氧化限制層時激光器中的等勢線分佈,分析了n - dbr和雙氧化限制層對vcsel電流密、載流子、溫和光場分佈的影響。
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