離子對提取法 的英文怎麼說

中文拼音 [ziduì]
離子對提取法 英文
ion pair extraction method
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 提動詞(垂手拿著) carry (in one's hand with the arm down)
  • : Ⅰ動詞1 (拿到身邊) take; get; fetch 2 (得到; 招致) aim at; seek 3 (採取; 選取) adopt; assume...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 離子 : [物理學] ion
  • 提取 : 1. (取出) draw; pick up; collect 2. (提煉) extract; abstract; recover
  1. We excogitate the gabor filter based - on sub - block texture analyse to extract the feature of iris normalized image and encode them. then, we use hamming distance to match two iris codes. in order to reduce the rotation of iris, we work out a new method

    4 .研究出基於塊紋理分析的gabor濾波器方虹膜歸一化圖像進行特徵和編碼;在虹膜編碼匹配中,本論文採用hamming距來進行編碼之間的匹配。
  2. Based on the conclusions of the domestic and foreign researches on the utilization of land resources, this dissertation carries out the research on the sustainable utilization of land resources of liaocheng. in the research, the author selects 30 factors as the evaluated elements from the five norms of productivity, stability, protection, economic force and social acceptability to set up the evaluation system, evaluates the comprehensive level of the sustainable utilization of land resources of liaocheng in the time - and - place - based way from the multi - angles of single standard, and diagnoses the obstructions quantitatively by introducing the two definitions of “ the deviation degree from the standard ” and “ obstruction degree ”, then puts forward the concrete measures for the main obstruction factors in order to provide the scientific basis for the management and quantitative evaluation on the sustainable utilization of land resources of liaocheng

    本論文在借鑒國內外關于土地資源利用研究得經驗的基礎上,聊城市土地資源可持續利用進行針性的實踐研究,從生產力準則層、穩定性準則層、保護性準則層、經濟活力準則層、社會可接受性準則層五個方面,選30個因素作為參評因,建立評價指標體系;運用單指標多角度和基於時點兩種評價方進行綜合測算,評判出聊城市土地資源可持續利用綜合水平;引進「指標偏度」 、 「障礙度」概念進行定量障礙診斷,並針主要障礙因素出可持續利用具體策,為聊城市土地資源可持續利用和管理供定量評價的科學依據。
  3. Cerium - substituted yttrium iron garnets ( cexy3 - xfe5o12, ce : yig ), the promising materials for magneto - optical ( mo ) application, have been widely attended for great improvement on faraday rotation due to the substitution of ce3 + ions to y3 + ions. however, studies on synthesis of ce : yig were restrained by two factors : the first was radium of ce3 + ions were much larger than that of y3 + ions, the second was ce3 + ions tended to transfer to ce4 + ions which were more chemically stable

    摻鈰釔鐵石榴石( ce - substitutedyttriumirongarnets ,簡稱ce : yig )中,由於ce ~ ( 3 + )y ~ ( 3 + )代,將大大高釔鐵石榴石( yttriumirongarnets ,簡稱yig )磁光材料的拉第旋轉角和磁光優值,使其能夠廣泛應用於激光和光通信等高技術領域。
  4. Fist ly, use mass equivalent method to predigest the original rotor system. secondly, use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi - tray rotor bearing system by matlab language. thirdly. finish program the unbalance response using riccati - transfer matrix arithmetic and finity buck arithmetic. fourthly, answer to the high vibration of uncontroled system when cross the critical speed, come out to adopt changing clearance damper bearing to control the viberation

    本文多柔盤轉-支承系統的振動現象做了以下初步探索:用質量散化方把原轉系統簡化;採用matlab語言編制了傳遞矩陣計算多柔盤轉-支承系統的臨界轉速;用matlab語言riccati傳遞矩陣和有限元編制了程序計算系統的不平衡響應;並針其過臨界轉速時振動較大的現象,出採用變間隙控制油膜剛度和阻尼,從而使原系統的在特定轉速(臨界轉速)的一段范圍內不平衡響應減小;並從被動控制與主動控制兩方面進行數值模擬,的了較好的控制效果。
  5. The recent research and application of at home and abroad about modem separation technologies, for example solvent extraction process, membrane separation technology, salt - induced phase separation processes, macroporous rosin adsorption process and ion exchange method in erythromycin extraction are reviewed in detail. besides, the foreground of these modem separation technologies was discussed

    綜述了近年來國內外現代分技術溶劑萃、膜分技術、鹽析沉澱、大孔樹脂吸附交換技術在紅黴素分領域的研究應用進展,並這些現代分技術的發展前景做了簡要探討。
  6. Based on the current research achievements on durability under chloride environment, probability theory, structural reliability theory, concrete structures theory, neural network theory and structure dynamic theory are employed comprehensively in this dissertation. some problems of durability of reinforced concrete structures under chloride environment were studied through the exploitation of experimental data, the rule of chloride ingress and steel bar corrosion, the performance of corroded member, and residual life prediction. the main issues and results in this dissertation are as follows : 1 、 the probability method for the prediction of durable life based on the stipulated reliability index for concrete structures under chloride environment is presented in this dissertation

    本論文在國內外侵蝕環境下混凝土結構耐久性研究成果的基礎上,綜合運用概率理論、結構可靠性理論、混凝土結構理論、神經網路理論、結構動力學理論等基本理論和方,結合實際檢測數據,按照氯侵蝕、鋼筋銹蝕、銹蝕構件性能、銹蝕構件壽命預測的思路侵蝕環境下鋼筋混凝土結構耐久壽命預測的有關問題進行了深入系統地研究,完成以下主要研究工作並得相應成果: 1 、出了氯侵蝕下基於規定可靠指標的混凝土結構耐久壽命的概率計算方
  7. This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic

    本文詳細介紹了薄形組合件自適應識別系統;闡明了圖像的分通道自動採集過程,以及採集到的原始圖像所進行的預處理方。通過採用哈夫變換去除偽邊緣點的方,有效地解決了識別區域的定位問題。針裝配零件(主要是墊片)薄、小導致圖像信息少、識別難度大,以及材質不一導致採集到的組合件圖像亮度波動等問題,出了使用最佳閾值迭代和使用種填充的圖像串列分割技術,自適應地找出最佳閡值,使墊片和背景分,從而墊片數目信息。
  8. But the whole level of serum titer in combined vaccine group was higher than others. igg was extracted by salting out with ammonium sulfate and purified by ion exchange chromatography with deae cellulose

    到的血清用飽和硫酸銨鹽析igg ,並用deae纖維素交換層析的igg進行純化。
  9. Ion pair extraction method

    離子對提取法
  10. As the results, more and more serious requirements were raised to the nuclear data acquisition and control system. in order to meet these requirements and to support the advanced study of the interaction between clusters and materials, a key project supported by china national science foundation, we have done the study of the data acquisition and control system for the clusters characteristic in detail, and employed single - chip microcomputers and pc computers to compose a large scale data acquisition and control system. the composition mode of this kind of system and the distribution of tasks, the acquisition and control circuit units based on single - chip microcomputers, the real - time communication methods and the software composition under the windows 98 were also discussed in detail

    這一問題並為了保證國家自然科學基金重點項目「荷能團簇與介質的相互作用」等前沿研究課題的進行,本論文團簇研究中的數據獲和調控問題進行了詳細研究,出了以pc微機和集群式單片微機為主構成的團簇特性研究用分散式多通道數據獲和調控系統的方;詳細討論了這種系統的最佳組成模式、任務分配、單片微機數據采控單元、系統內實時通訊網的建立和windows環境下系統軟體的編寫等硬軟體問題。
  11. The total rna was purified from the germ in the liquid by the guanidine isothiocyantehod method, then the total rna digested by dnase that had not rnase was used for rt - pcr. i change the magnesium ion dencity in the pcr system in order to optimize the pcr condition. at the end i selected the magnesium ion density as 1. 25 mm. the production of rt - pcr was inserted directionally into pgem ? z ( ampr ). the pgem ? z ( ampr ) was used to transform e coli jm109. i got a positive clone through culling and identificatin. the dna sequence inserted into pgem ? z ( ampr ) was sequenced and blasted with the cdna sequence of the # - mannanase mature peptide that got from genbank

    誘導培養液中的菌體,用異硫氰酸胍總rna ,總rna再經無rna酶的dna酶處理後用于rt ? pcr 。在pcr擴增目的基因時,通過優選擴增體系,使鎂濃度為1 . 25mm時rt ? pcr可順利地獲得目的基因,並能定向克隆到載體pgem ? 3z ( amp ~ r )中。用克隆載體轉化宿主大腸桿菌jm109 ,通過篩選獲陽性克隆陽性克隆進行酶切與pcr鑒定,並載體中插入的目的基因進行測序。
  12. One small captive population of amur tigers ( panthera tigris altica ), which had 14 - year captive history since its foundation in 1986, was selected for such population genetic researches in this paper, which contained three experimental parts as : ( 1 ) dna extraction from shed hairs. three methods, which were chelex, ionic detergent and non - ionic detergent, were respectively used to digest the shed hairs of one amur tiger

    本文利用chelex 、型和無型分解液三種方在東北虎( pantheratigrtsaltica )換毛期採集的自然脫落毛發進行了dna,並部分毛發分解原液進行蛋白質沉澱,于毛發分解殘留物也進行了核細胞分解與蛋白質沉澱再處理,上述產物進行rapd擴增。
  13. In the paper, li5mn4o83 + li5mn12o24 -, li5mn16o32 +, li17mn16o329 + clusters selected by " seed atoms " were calculated theoretically by means of the quantum chemical dv - xa calculation method. form the angle of electronic structure, the status of lithium ion and the electrochemical properties of lixmn2o4 were discussed preliminarily according to different conditions ( x = l, 2 ). based on calculation results, it ' s found that the jahn - teller distortion, which was thought to lead to poor cyclability, occurred during the discharge of lixmn204, and we also confirmed the formation of a novel phase with low energy after overdischarge ( x = 2 )

    為了從微觀上認識錳系正極材料的結構和電化學性能之間的關系,本文出了採用量化學散變分x (方結合「種」選的li5mn4o83 + 、 li5mn12o24 - 、 li5mn16o32 + 、 li17mn16o329 +等錳系正極材料的原團簇進行了理論計算,從電結構上初步探討了鋰嵌入正極材料后的存在形式以及鋰的嵌入電極材料電化學性能的影響,同時還從結構上電池的循環性能和容量進行了初步的討論。
  14. Prepared technical parameters were optimized by l9 ( 34 ) experiment analysis. a unique method for cleaning and drying of substrate - cleaning used by scour, drying used by infrared light was fished out by large numbers of experiment. chemical mechnism of zno thin film prepared by sol - gel technique was discussed by dta for the first time. by the measurements of sem, xrd and uvs, the thin film was analysed. the result proved that the thin film with strongly preferred orientation of c - axis perpendicular to the substrate surface which surface was homogenous, dense and crackfree was the crystalline phase of hexagonal wurtzite. the thin film was composed of plentiful asteroidal crystal which crystal dimension approximately 10 30nm. the average transmittance of thin film in visible region was above 90 %. the results of measurements else also proved that the thickness of single dip - coating was 75 240nm, this films resistivity was found to be 3. 105 102 3. 96 105 ? cm. the thickness and resistivity of thin film influenced by dope - content, withdrawal speed, pre - heat - treatment, anealing were reseached respectively

    利用xrd 、 sem以及uvs光譜儀等分析方薄膜進行了研究,結果顯示,所制備的薄膜為六方纖鋅礦型結構,具有高c軸擇優向性;表面均勻、緻密,薄膜材料由許多星狀晶粒組成,晶粒尺寸大約為10 - 30nm左右;薄膜可見光透過率平均可達90 % ;薄膜厚度以及電學性能進行了測定后發現:單次鍍膜厚度約為75 - 240nm , al ~ ( 3 + )摻雜型氧化鋅薄膜的電阻率在3 . 015 102 - 3 . 96 103 ? cm范圍內;分別研究了摻雜濃度、拉速度、預燒溫度、退火溫度等工藝參數薄膜厚度和電阻率的影響。
  15. Architectural composition enters microcosmic level. by studying the extract, evolution, integration, transfer and expression of elemental factors, in the elemental factor level, i analyze the internal regularity of the development of architecture from gradation - similarity in shape and similarity in spirit - to transmutation - unlikeness, and form the view of integral development about architectural composition. then, the method of architectural composition based on prototype

    通過關于基本因、基本因的分、基本因的進化、基本因的整合與優化、基本因的轉換、基本因的調控與表達等問題的研究,在基本因的層次上分析了建築從漸變(形似、神似)到嬗變(不似)發展模式的內在規律,並形成了建築創作的「整體發育」觀,從而建立了基於原型的建築創作方
  16. A diploid - dependent regulatory apparatus was proposed by prof. luo et al to regulate gene expression. the haploid condition results in obstruction of gene expression and abnormal development because the diploid - dependent regulatory apparatus will regulate gene expression in the haploid embryos according to the same rule as in the diploid embryos. to study the difference at the protein expression level of the embryos of haploid and diploid in development and to identify the important proteins associated with the embryonic development, we extracted the total proteins of both the gynogenetic haploid and diploid embryos of goldfish in the same eye formation stages ( divided into the substages of he - 1 and de - 1, he - 2 and de - 2, he - 3 and d e ~ 3 respectively )

    為了研究在金魚雌核發育單倍體和二倍體胚胎發育過程中的蛋白質表達水平的差異,並鑒定一些與發育相關的重要蛋白質,我們以遺傳背景一致的金魚雌核發育單倍體和正常二倍體的相應眼睛形成的發育階段的胚胎為材料( 3個時期,分別為he - 1和de - 1 , he - 2和de - 2 , he - 3和de - 3 ) ,然後胚胎的全蛋白,用二維聚丙烯酰胺凝膠電泳的方進行蛋白質點的分,獲得了質量較好的凝膠圖譜,結果顯示大部分蛋白質點分佈在ph5 - 10 ,相質量在10000 - 50000da 。
  17. Special precipitation, ion exchange and solvent extraction separation techniques for mixed amino acids are discussed and their disadvantages are pointed out. the late achievements of extraction of amino acid by reverse micelles are introduced in detail, and some opinions on separation for mixed acids by reversed micelles were proposed at the end

    本文介紹了特殊沉澱交換、溶劑萃混合氨基酸的技術並指出了它們的缺點,詳細地介紹了反膠團萃氨基酸的最新研究成果,反膠團萃混合氨基酸出了發展設想。
  18. Then, the minimum circumscribed circle and shape principal orientation of the object region are calculated ; and the object region is divided into some blocks in the polar coordinate, which uses the center of the minimum circumscribed circle as the origin and the direction of the shape principal orientation as the direction of the polar axis, and the features of all subblocks are extracted to compose shape histograms and then smoothed ; then, combined with global features to synthetically represent the content of the image ; finally, a new image similarity is used to compute the distance between images

    首先商標圖像進行預處理,得到規則二值圖像;計算目標像素的最小外接圓和圖像的形狀主方向;在以最小外接圓圓心為原點、形狀主方向為極軸方向的極坐標中將圖像分塊,塊特徵,構成形狀直方圖並平滑處理;再結合全局形狀特徵來綜合表示圖像內容;最後採用新的相似性度量方計算圖像間距,實現商標圖像的準確檢索。
  19. In this subject, a new method and technique that applied the error separation theory to test of the surface flaw of axis - like parts using eddy current is proposed for the first time. based on this method, a mathematical model of extracting the surface flaw of axis - like parts is established. then " an automation system for the eddy current examination of the surface flaw of axletree " is designed

    本課題首次應用誤差分理論出了軸(孔)類工件表面缺陷進行渦流無損檢測的新方和新技術,建立了基於該方軸(孔)類工件表面缺陷的數學模型,並設計了「軸承滾表面缺陷渦流自動化檢測系統」 。
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