primary concentration 中文意思是什麼

primary concentration 解釋
原始濃度
  • primary : adj 1 第一的,最初的,初級的;初等的;基本的;基層的。2 主要的,為首的,第一位的。3 原始的,根本...
  • concentration : n. 1. 集中。2. 【化學】提濃,蒸濃,濃縮;濃度;稠密度;【礦物】汰選,選礦,富化。3. 集中注意,專心。
  1. It has been demonstrated that complement activating and cr2 cross - linking on b lymphocytes set up a bridge between innate and acquired immunity. the interaction of c3 and cd21 on b lymphocytes will benefit initiating immune response and regulating primary antibody response. cd21 / cd35 is important in the process of antibody avidity maturing, this is critical to b lymphocyte activation especially in the state of low antigen concentration

    現己證實補體的活化以及b細胞表面crz的交聯在先天和獲得性免疫之間架起了重要的橋梁,表現為c3與b細胞cdzi的相互作用有利於啟動抗體應答反應,並對初級抗體應答反應有調節作用: cdzi cd35對于抗體的親和性成熟具有重要作用,在抗原濃度低的情況下,對于活化b細胞是至關重要的,而且mlgm (交聯有利於特異的低親和性b細胞對t細胞依賴性抗原和t細胞非依賴性抗原產生免疫應答。
  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。
  3. Using contrast and orthogonal experiment methods, the effect of electrolyte formulae for varied concentration of cr03 and technology of chromium plating on coating property was studied systematically in this paper. primary factors and their interrelations, which influence the brightness of coating, the current efficiency, dispersion ability and sedimentation velocity of electrolyte were discovered

    本文採用對比試驗和正交試驗等方法系統地研究了低、中、高三種不同鉻酐濃度的鍍鉻液組成和鍍鉻工藝對鍍鉻層性能的影響,找到了影響鍍層光亮度、鍍液電流效率、分散能力和沉積速度的主要因素及其相互關系。
  4. The availability of venture capital financing to young, high technology companies has been a primary contributor to the dramatic revenue growth enjoyed by, and the increased competitiveness of, america ' s high technology industry and to the economic expansion and increased employment levels experienced in california ' s silicon valley and other areas of high technology company concentration

    風險資本注入年輕的高技術公司,對美國高技術業國內收入的增長、競爭力的加強、以及加利福尼亞矽谷和其他高技術中心經濟的拓展和就業水平的提高都發揮了重要的作用。
  5. The availability of venture captial financing to young high technology companies has been a primary contributor to the dramatic revenue growth enjoyed by, and the increased competitiveness of, american ' s high technology industry and to the economic expanison and increased employment levels experienced in california ' s silicon valley and other areas of high technology company concentration

    為年輕的高科技公司籌措風險資本的有效性已經成為收入急劇增長,美國高科技工業競爭力增加,經濟規模擴大以及就業水平上升的主要因素,這在加利福尼亞州的矽谷和其它高科技公司的聚集地都有驗證.其中收入迅速增加讓美國高科技工業嘗到了甜頭
  6. In the third chapter, the influence of current density, solution concentration, erosion time and aging in ambient air on the pl spectra of ps suggests that peak would blue shift with current density increasing, and with erosion time and aging time prolonging ; with the increasing of solution concentration, peaks would red shift when solution concentration less than 1 : 1 but blue shift when solution concentration greater than 1 : 1. above phenomena can be explained by quantum confinement and light center model, but do not deny the action of si - h bonding and defect on the surface in the process of photoluminescence. at present, radiation mechanism is still one of the primary problems in the study of ps

    在第z三章中;通過對比,分析了電流密度、陽極化時間、溶液濃度以及自i然氧化時間對多孔硅光致發光光譜的影響,認為在一定的范圍內,多i孔硅的發光峰位會隨電流密度的增大而藍移,要獲得較強的發光,需z要選擇合適的電流密度;隨著腐蝕時間的延長,多孔硅的發光峰位會i發生藍移;當f酸的濃度較小q : 1 )時,峰位隨濃度的增大表現為向i低能移動;而當f酸的濃度較大河山時,峰位隨濃度的增大則表現z為移向高能;多孔硅在空氣中自然氧化;其發光峰位發生藍移,而強i度隨放置時間的延長而降低。
  7. Such features can be ascribed to lower degrees of partial melting and greater melting depths. in particular, the decoupling between the lowest nag and highest tig tends to indicate residual jadeite during melting process so that na behaved as a moderately compatible element to lower the naao concentration in these rocks. this is consistent with the ree patterns in the high - ti diabases that have the highest ( gd / yb ) cn ratios than other two groups, which suggest a more important role of residual garnet in generation of the primary magmas

    運用mgo = 8進行標準化,結合巖石成因理論討論了三大系列輝綠巖的形成相對深度和熔融比例,其中高ti系列的原始巖漿形成深度大,熔融比例小,源區相對最為富集易熔組分;低ti系列的熔融深度最淺,比例最大,源區相對虧損易熔組分;過渡ti系列則介於前兩大系列之間。
  8. Abstract : combined with fundamental characteristics of in - situ leaching mining, this paper presents primary factors influencing the reation rates, such as lixivant concentration, oxidizer, porosity, permeability, seepage volocity, structure of ore, minerals of competition, etc. the factors which influence the reaction rates of in - situ leaching have been discussed

    文摘:結合原地浸出工藝的特點,總結提出了影響原地浸出反應速率的主要因素,並就溶浸劑濃度、氧化劑、孔隙度、滲透系數、滲透速度,礦石的結構、構造及礦物的嵌布特徵,競爭礦物等對原地浸出反應的影響進行了分析與討論。
  9. Redsun japan green tea is well known for its beneficial effects on our health ; it has good anti - oxidant and anti - cholesterol properties because of the presence of high concentration of catechins a primary anthocyanides which are powerful anti - oxidant

    由於是精選高級綠茶葉製成,所以,品質特佳,茶味不苦澀也沒有燒焦味,香濃好喝!比一般的綠茶更高一級。
  10. After primary angioplasty, risk factors, peak serum creatine phosphokinase concentration, recanalization time, and es were similar in the two groups

    首次血管成形術后,兩組風險因素、峰值血清肌酸磷酸激酶濃度、血管再通時間及范圍分數( es )相似。
  11. At the soonest approach concerned the theoryon after liberation was producer goods precedence growth, two greater part proportional relation and others, present research tend to industrial structure fluctuant resource allocation effect, industrial policy, traditional industry ' s adjustment and quantification research. industry organization theory is based on microeconomics, orthodox industry organization theory ' s basic feature is scp analyses paradigm, primary school has harvard as well as non - mainstream ' s chicago school, innovation school and neo - austrian school. hotspots in our country recent years are enterprise size, industrial concentration, market structure, as well as relation to performance, entering and exit mechanism and industrial system policy. this article takes over evolutionary economics ' s analytical approach to analyse institution and technology change, which may affect manufacturing industry, and using evolutive viewpoint to research competition, regional cooperation. based on industrial economics ' s theory, the artical puts forward that manufacturing industry take the leading function in economic structure transformation, manufacturing industry ' s laging is maxima drawback for the agro - industry change, and others

    產業結構理論早在威廉?配第的著作中已有論及,要點是產業間的相對收入差異導致勞動力的部門流動;后來又有關于勞動力在三次產業間移動趨勢的研究,產業結構演替規律的分析,工業化過程與后工業化社會,工業結構的高加工度、高技術化及產業結構軟化等問題的研究,我國建國後有關的理論最早探討生產資料優先增長、兩大部類比例關系等,目前的研究則趨于對產業結構變動的資源配置效應、產業政策、傳統產業調整進行定量化研究。產業組織理論以微觀經濟學為基礎,正統的產業組織理論的基本特徵是scp分析範式,主要有哈佛學派和芝加哥學派、新制度學派和新奧地利學派。
  12. In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched

    首先,從er ~ ( 3 + ) - yb ~ ( 3 + )能級結構出發,結合激光穩態速率方程與傳輸方程,對鉺鐿波導激光器的三個主要性能參數:閾值功率、輸出功率、斜率效率作了理論計算分析,並研究了鉺、鐿離子濃度、光波導激活長度、信號光與泵浦光光斑半徑比例、輸出耦合鏡反射率對這三個關鍵性能參數的影響。
  13. Through the analysis of geological characters in huanglianken manganese ore district, such as ore potentiality, ore controlling structures, ore depositing structures, orebody characteristics, ore type and so on, the author concluded that sinian stratum is the " primary source bed ", detachment structure is the migrating channel of ore - forming materials, favorable concentration and hosting place

    通過對黃連坑錳礦區地層的含礦性、控礦構造及容礦構造、礦體特徵、礦石類型等地質特徵的論述,認為震旦系地層是「初始礦源層」 ,滑脫構造對成礦物質起遷移、富集及容礦作用。
  14. The seedlings were then growing on the medium for 20 days. the primary results show that the tolerable concentration of kanamycin to the tested seedlings is up to 15ug / ml and the suggested concentration for selection of resistant plant is 25ug / ml

    為篩選卡那黴素抗性的轉基因植株,還進行了甘藍型油菜卡那黴素敏感性實驗。將正常甘藍型油菜種子表面消毒后,接種于不同濃度卡那黴素ms瓊脂培養基上,光照培養、篩選。
  15. In addition, the fission rate in the pwr can also be controlled by adjusting the boron a neutron absorber concentration in the primary coolant circuit

    此外,壓水式反應堆的核裂變也可透過調節一迴路內冷卻劑中的硼濃度來控制硼亦是一種中子吸收體。
  16. In addition, the fission rate in the pwr can also be controlled by adjusting the boron ( a neutron absorber ) concentration in the primary coolant circuit

    此外,壓水式反應堆的核裂變也可透過調節一迴路內冷卻劑中的硼濃度來控制(硼亦是一種中子吸收體) 。
  17. Research on the ratio method of measuring intracellular ca2 + concentration with ratio fluorescence imagemaster was reported in the last chapters, which include the folio wings : ( 1 ) the ratio experiment system of measuring intracellular ca concentration with ratio fluorescence imagemaster was established ; ( 2 ) the primary culture mode of suckling mouse cardiac muscle cell was established and the ca2 + concentration in suckling mouse cardiac muscle cell was measured. after adding ne ( norepinephrine ) to cardiac muscle cell, the relative fluorescence intensity was dramatic increased

    本文後半部分主要圍繞用比率熒光光譜儀測量細胞內游離ca ~ ( 2 + )的研究進行了以下工作: ( 1 )建立了比率熒光光譜儀測量細胞內游離鈣離子濃度的實驗系統; ( 2 )建立了乳鼠心肌細胞原代培養的模型,並對培養細胞進行了細胞內ca ~ ( 2 + )濃度的測量。
  18. When the concentration is low ( < 50 mm ), nitrate only influences lr development, and has no effect on primary root. but at higher concentration, nitrate obviously inhibits primary root elongation

    在濃度相對較低的條件下( 50mm )硝酸根隻影響側根生長,而對主根沒有明顯影響;隨著濃度的提高,硝酸根對主根的延伸也起到了明顯的抑制作用。
  19. The analysis of intelligence and concentration ability of learning difficulty in primary pupil of the town

    城鎮學習困難小學生智力及注意力情況分析
  20. Whole immunization period went on 7 weeks, for that time primary and boosted immunization were carried out at 0, 2, 4, 7 week, respectively. the results shown that antibodies titer of immunized animals were 0. 54 and 0. 61 ( od ) at 4, 7 week, respectively, and control animals had no production of specific antibodies. high levels antibodies in plasma of immunized animals draw on large numbers of free ss, and its titer or integrated free ss concentration were 0. 48 - 0. 72 or 2. 4 - 11. 3nmol / l, respectively

    血液內高水平的特異性抗體結合了大量的游離ss (抗體滴度在0 . 48 - 0 . 72的范圍內,結合的ss的濃度范圍為2 . 4 - 11 . 3nmol l ) ,在不改變生長激素脈沖分泌各項指標和垂體生長激素mrna豐度的情況下(對照組和免疫組動物生長激素水平總平均,基線平均,峰頻率,峰強度和mrna豐度分別為3 . 14ng ml , 2 . 25內豪古農業大學搏士學位論文ng ml , 4
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