轉化梯度 的英文怎麼說

中文拼音 [zhuǎnhuà]
轉化梯度 英文
conversion gradient
  • : 轉構詞成分。
  • : Ⅰ名詞1 (梯子; 樓梯) ladder; stairs; steps; staircase 2 (姓氏) a surname Ⅱ形容詞(形狀像樓梯的...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 轉化 : 1. (轉變) change; transform 2. [化學] inversion; conversion
  1. The obtained polysilane - polyacrylate gradient films showed no macro - interface with the silicone content reducing gradually from the top surface to the bottom one. dma thermograms indicated that polysilane - polyacrylate gradient films contained two glass temperatures with their bands drifting from and their range extending much from each component. the good properties of waterproof, calorifics, and ultraviolet - absorption were also determined by dsc, uv and water contact angle measurements

    結果表明:有機硅聚合物-聚丙烯酸酯膜有一個較寬的玻璃變溫區,玻璃變范圍相對組分材料的玻璃變范圍發生了擴展:有機硅聚合物-聚甲基丙烯酸酯膜具有較好的熱學性能;硅含量的提高有利於改善膜層的憎水性能和紫外吸收性能。
  2. The author finded out that the rice in the mediums with phosphorus and phosphate rocks can grow well, the quantity of the algea and the phosphorus in the mediums increase. on the contrary, in other mediums the rice appear to be short of phosphate

    其中,全磷培養基和含磷礦石粉的無磷培養基中雜交水稻正常生長,沙角衣藻生物量較實驗前有所增長;由於實驗隊磷礦石的作用,使培養基有效磷濃均較實驗前也有所增長;而其他實驗組水稻均出現不同程的缺磷表徵。
  3. Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,

    具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象,在闡述了曝氣過程式控制制參數選取可行性的基礎上,建立了以溶解氧濃do和活性污泥排放量qw為控制變量,以曝氣池中有機物濃s和微生物濃x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論,在現有關于污水處理最優控制問題研究的基礎上,建立了有約束條件多變量能耗最小數學模型,該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行,並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元,應用具有控制約束的共軛演算法對能耗最小這一最優控制問題進行求解,並進行模擬實驗驗證。
  4. The active transport of na + and solute molecules depends on the proton electrochemical gradients established by proton pumps

    Na ~ +和可溶性物質的次級運依賴于由質子泵建立的質子電
  5. Pcr analysis indicated that all lines had been integrated of ssmapkk. northern analysis revealed the presence of expression of ssmapkk mrna in transgenic lines. in principle, ssvp overexpression can increase proton electrochemical gradients across the vacuolar membranes, which permit the secondary active transport of na + and solute molecules

    理論上, ssop的過量表達可增加基因植株細胞跨液泡膜的質子電,為次級運提供驅動力,從而增加可溶性物質和na十向液泡內的運,提高基因植株的抗旱和抗鹽性。
  6. It was found that the interface morphology of ni, cr, al - tac eutectic in - situ composite evolved from plan to cell and then to dendrite with the increase of solidification rate, if the gradient retained constant. in the same time, the eutectic microstructure also evolved from rod to cell and then to dendrite

    本工作發現,在溫基本保持不變的條件下,隨著凝固速率的增大, ni , cr , al - tac共晶自生復合材料的凝固界面由平界面向胞狀及枝狀界面逐漸
  7. This gradient in orbital periods causes shear : bits of material at slightly different distances from the center of the disk slide past one another [ see box on page 54 ]

    這種軌道周期的會引起切變:距離圓盤中心遠近稍有差異的物質,會彼此超前或落後(參見第67頁圓盤如何旋與輻射) 。
  8. The digital oral endoscope is designed and realized in this paper, which is based on the technologies of digital signal processing and database, by using gradient refractive index rod lens, that is grin - lens, and photo - electronic imaging device

    摘要以折射率透鏡(自聚焦透鏡)為攝像鏡頭,通過光電換,結合數字信號處理和數據庫技術,設計並實現了數字口腔內窺鏡。
  9. In conjugate gradient optimization algorithm, the continuous and digital models of an imaging system are defined to explain image acquisition, the image registration algorithm and the conjugate gradient reconstruction algorithm are designed

    在共軛最優迭代演算法中,對相機模型、圖像微位移和微旋角精確配準、共軛重建等關鍵技術進行了研究。
  10. And with the results of calculation obtained by the first - order gradient algorithms which is initial value of the neighboring extremal algorithms we can transform the problem into a face to point one, then a good result is attained by the neighboring extremal algorithms. in the end, the course of orbit transfers is depicted

    利用法對兩點邊值問題進行計算,將面對面的問題為一個點對點問題,將所得結果作為鄰近極值法的初始值並進行精確計算。最後,描繪了最優變軌過程。
  11. In order to get the soluble recombinant eo protein and inspect the protein expression status convinently, the egfp and eo gene were ligated into baculovirus transfer vector. with the co - transfecting sf9 cells of baculovirus recombinant transfer vector and linearized viral dna, and plaque purification in the posttransfection procedure, the pure recombinant baculovirus were harvested, which infected the sf9 cells for amplifying to generate a p - l stock. in the meantime, the fluorescence microscopy detection indicated expressed egfp protein to confirm the heterogenous protein expression of recombinant baculovirus. the pi - stock from a pure plaque was used to generate a high liter p - 2 stock, which was determined in liter as 1. 14 107pfu / ml by performing a plaque assay. when a volume of p - 2 stock infected the sf9 cells with moi 5 - 10 for expression, the strong fluorescence was obeserved on the day 3 of postinfection

    此外,為了得到可溶性重組eo蛋白並便於觀察重組蛋白的表達情況,我們將egfp基因與eo基因相連插入昆蟲桿狀病毒移載體中,與線性桿狀病毒dna共染sf9細胞后通過噬斑純得到純的重組桿狀病毒,將其感染sf9細胞制備p1種子液,同時用熒光顯微鏡觀察綠色熒光蛋白的表達情況剔除表達效果差的重組桿狀病毒。再用p1種子液感染sf9細胞制備高效價的p2種子液。通過病毒液的稀釋和噬斑測定,確定p2種子液的病毒滴達1 . 14 10 ~ 7pfu ml 。
  12. Secondly, the dynamic features, surplus torque and loading gradient features of ptss are analyzed by the couple model between the rudder and the eals. it can be concluded that the surplus torque is related directly to the velocity of the rudder, and the loading gradient is the disturbing inverse ratio from the surplus torque to the closed - loop model, which shows the scaling relationship between the input and the disturbance signal act on the eals. it also can be concluded that, under the same dynamic specification, it is more difficult to realize the small loading gradient

    然後,採取把系統模型為舵機和負載模擬器相互耦合作用的形式,對被動式力矩伺服系統動態特性、多餘力矩和加載一一進行理論分析,得出:多餘力矩與舵機運動速直接相關;加載是在系統閉環模型中,與多餘力矩相關部分模型幅值大小成反比的系數,體現了被動式力矩伺服系統的指令信號和擾動信號之間的比值關系,從而在相同的動態指標下,小加載實現更為困難。
  13. In this thesis, through the analysis of the whole economy of these two regions and their own important economic elements since the large scale development of the western region was carried out in 1999, it was found that the economic gap between these two regions was not narrowing, the spillover effects of the western regions economy and the polar effect of the eastern region ' s economy was conspicuous, but the sign of the gradient transfer was not evident

    本文通過對1999年西部大開發進入實際階段以來東、西部整體經濟和各項經濟要素的分析,發現東西部經濟與東部經濟的差距並沒有縮小,西部經濟的擴散效應和東部經濟的極效應明顯,移跡象並不明顯。
  14. The mechanism is that the introduced complementary oligonucleotides can bind to the corresponding mrna or double - stranded dna in genome and form partial double - stranded molecules or triple - stranded nucleic acid molecules by sequence - specific and nonsequence - specific antisense action, thus the target gene will be orientationally blocked and expression of the target inhibited so that therapeutic effect could be attained. in this study, we designed a fragment of human c ii ta cdna in antisense orientation using mrna of c ii ta as template. the primers were designed based on 94 - 500 nucleotides segment in 5 " end of ciita gene so that the interested gene contained 407 base pairs which included two aug codons in 1 16 and 188 nucleotides as well as the splicing site between the first and the second exons

    本研究設計以c tamrna為模板的反義cdna片段,從c ta基因5 』端第94位到500位核苷酸段設計引物,目的片段407bp ,覆蓋第116和188位兩個aug密碼子,也包含了第一外顯子和第二外顯子間的剪接位點:用常規分子生物學方法構建了反義片段的腺病毒表達載體( padeasy - 1系統) ;腺病毒載體經hek293細胞包裝產生含反義片段的重組腺病毒,用氯銫密離心法獲得純的高滴腺病毒;進行體外基因移,分別用反義片段真核表達載體染p388d1細胞和用重組腺病毒感染hela細胞,觀察導入的c ta基因反義rna抑制細胞內組成型或誘導型c ta基因表達的作用,從而達到調控mhc -類分子表達的目的。
  15. An study of the double hadroxyapatite coating incorporated with transforming growth factor

    羥基磷灰石塗層復合生長因子的研究
  16. 3 ) a custom filed function module was complied to study the influence of non - dimensional mass flowrate changed with time in stair shape on flow and heat transfer inside rotator - stator cavity with axial inflow and radial outflow. average nusselt number takes on a sharp up - down process when the mass flowrate changes from stabile status as to the following change of flowrate, the average nuselt number changes greatly in the initial stage and then changes gradually

    ( 3 )自編用戶程序模塊,研究在軸向入流、徑向出流的-靜盤腔中,無量綱流量隨時間呈階型改變對盤腔流動和換熱的影響。當流量從某個穩定狀態改變時,盤上的平均努謝爾數會產生一個明顯的上升再降低過程;在每一次流量改變的初始階段,平均努謝爾數存在一個較大幅的變
  17. In this study, pichia pastoris system had been utilized for expression of fmdv 2c3abc gene which aimed for establishing a sensitive and specific molecular dignosis method. first, 2c and 3abc genes were amplified individually from p2 and 3abc postive clones and ligated together using pcr method, then this 2c3abc product was cloned into pgem - t easy vector and transformed e. coli dh5a competent cell. a postive recombinant plasmid which contained whole 2c3abc gene had been confirmed by pcr, enzyme digestion and sequencing. after that, the 2c3abc gene was sub - cloned into ppiczaa expression vector and transformed e. coli dh5 a competent cell and selected by zeocin ? antibiotic. the postive recombinant expression vector was linerized and electro - transformed pichia pastoris smd1168 competent cell. a recombinant pichia pastoris had been obtained by zeocin ? antibiotics selection and induced with 0. 5 % methanol for target protein expression. the expression product was analysised by sds - page and western blotting assay. the result sh owed that 2c3abc gene was expressed successfully in pichia pastoris and the product was a 95ku fusion protein which could be recognized by anti - fmdv serum. the amount of target protein was over 15 % of the total bacteria protein by gel thin layer scanning analysis. this research had supplied materials for establishing a fmd diagnosis method to differentiate infected animals from vaccinated animals

    首先,用p2和3abc陽性克隆通過連接pcr方法獲得目的基因並將其克隆到pgem - teasy載體上,並e colidh5a感受態細胞中,經pcr 、酶切以及測序證明得到了完整的2c3abc基因,並與國內外參考序列進行比較分析。然後,將目的基因亞克隆于ppiczaa表達載體並大腸桿菌dh5a ,以zeocin ~ ( tm )抗性篩選陽性克隆,大量提取重組表達質粒並用pme酶線性后電入畢赤酵母smd1168感受態細胞,通過zeocin ~ ( tm )抗生素篩選,獲得重組酵母用0 . 5甲醇誘導表達,通過sds - page電泳、 westernblotting分析,結果表明, 2c3abc基因在畢赤酵母中成功表達,其表達產物為一95ku的融合蛋白,並能被口蹄疫病毒陽性血清識別。
  18. The deposit is regional located in the place of the sudden changing of gravity - gradient zone in the direction and intensity. the area also shows high geochemical background of au, ag, as, sb and hg elements

    區域上礦床處于重力向及其值突變部位,有au 、 ag 、 as 、 sb 、 hg等元素的地球學高背景區。
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