紙層析 的英文怎麼說

中文拼音 [zhǐcéng]
紙層析 英文
paper chromatography
  • : Ⅰ名詞(用植物纖維製成的紙張) paper Ⅱ量詞(書信、 文件的張數)
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  1. Two kinds of flavonoids in water extracts, water - extraction and alcohol precipitation, alcohol extracts were found by paper chromatography. they were separated and purified by thin - layer chromatography, one of which was primarily identified by uv as 4 ", 5 - dihydroxy - flavonol etherification or 4 ", 5, 8 - trihydroxy - flavonol etherification

    水提物、水提醇沉物、醇提物等3種提取物紙層析結果顯示有兩種黃酮類化合物,經薄分離純化,並進行紫外光譜分,初步測定其中一組分為4 , 5 -二羥基黃酮醇醚或4 , 5 , 8 -三羥基黃酮醇醚。
  2. After analysis of some news and reports of economic daily and 21century economic report, the author discusses some problems of the successful persons ’ representation. the two newspapers always give person a kind of underrepresented images of “ successful persons ”. they are : 1 、 make the successful persons ’ record of formal schooling higher and make the images of the successful persons routinize. 2 、 the description of the successful persons is blurred. for example, it is not known how the successful persons got their first fortune. 3 、 the narration of the successful persons is routinized

    本文採用內容分法對《經濟日報》人物版和《 21世紀經濟報道》的有關「成功人士」的報道進行再現研究,研究發現這兩家報對「成功人士」形象的再現出現偏差,主要表現在:一、將「新富人」階學歷拔高,形象模式化;二、對于「成功人士」另「半張臉」的書寫模糊化,例如「成功人士」創業的「第一桶金」的來龍去脈隱晦不談;三、對于「成功人士」的敘事模式化。
  3. The active agent was confirmed as oligosaccharide, mostly composed of glucose by pc, vc and acidhydrolysis. the active agent is stable between ph2 - 12 and below 90c

    通過紙層析( pc )和柱( vc )分,活性組分酸水解分初步證實了其組分為葡萄糖為主要成分組成的寡糖類物質。
  4. Acetylated paper chromatography fluorescence spectrophotometric method

    乙酰化濾紙層析熒光分光光度法
  5. Under that condition the strain can produce the most concentration of the bioactive compounds. the physical and chemical properties of the actibacterial compounds have been studied, the results showed the bioactive substance has heat stable, acidity and weakly alkali stable. it can be dissolved in acid water, chloroform solvent, can not be dissolved in ethyl acetate, petroleum ether, alkali water. the result of thinlayer chromatography showed the bioactive compounds can give off blue and green fluorescence in the uv light. the paper chromatography demonstrate the bioactive substance may be a new construct compounds

    研究表明,該活性物質具有較強的熱穩定性, ph 9的條件下能穩定存在,但ph 12的強堿性條件下活性物質的抗菌活性幾近喪失;活性物質易溶於氯仿、酸性水、不溶於乙酸乙酯、石油醚、堿性水;薄顯示活性物質在紫外光下能發藍綠色熒光等特點;由捷克八溶劑系統紙層析鑒定該抗菌活性物質不屬於四大類抗生素,可能為一新的抗菌活性物質。
  6. And under the great backgrounds of economic globalization and wto and knowledge economy and cyber economy, and connect up the reality that the market economy and news renovation of our country, in terms of management of media product of newspaper, from the new view of inherent structure factors of brand. it comes to state the characteristics, advantages, management styles, competitive and co - operative methods and development trends of the developing economic newspapers. i want to propose some corresponding countermeasures and suggestions by the way of carefully analyzing economic characteristics of newspaper, brand characteristic and their laws, and structure a preliminary theory frame. meantime, from that we can find some operational ways and rules of development of the economic media

    因此本文,試圖針對我國經濟新聞研究現狀的不足,站在經濟全球化、 wto 、知識經濟、網路經濟的大背景下,立足於我國市場經濟、新聞變革的現實,著重從報媒介產品經營的角度,從品牌的內在結構要素的視角,來闡述我國新興經濟類報的特性、優勢、經營方式、寬臺方式、發展趨勢等等,希望通過對經濟報的經濟特性、品牌特性及其規律的一些梳理、分,提出些相應對策和建議,提出一些初步的理論設想;從中可以看出經濟媒體的一些運營方式和發展規律;還想藉此呼喚經營者對媒介品牌極其經營管理的重視;並對如何適應新形勢下的發展趨勢與競爭態勢,調整發展戰略和戰術,以地理論與實踐操作面更好地對接,能夠有一點建議或周示。
  7. Day 12. very slight cap. rs over 1 %, per clinitest. chromatography test shows ml is complete. lowered room temp. to 70 ? f

    第12天:只有輕微的酒帽,糖試測得殘糖超過1 % ,紙層析實驗表明蘋果酸發酵已經徹底了.降低室溫到21c
  8. Methods for chemical analysis of ferroniobium - the paper chromatographic gravimetric method for the determination of niobium and tantalum content

    鈮鐵化學分方法上色分離重量法測定鈮,鉭量
  9. Methods under the various separating condition, the anticoagulating active components of scorpion were appraised with thin layer chromatography ( tlc ) and paper chromatography

    方法用不同的展開劑,採用薄色譜法和紙層析法對全蝎抗凝活性成分進行鑒定和分
  10. Four kinds of components of it were separated by paper chromatography

    色素經紙層析可分離出四個成分。
  11. The methods of paper chromatography - mottle elution cnromometry and enzyme - dns colorimetric were defined. these methods were simple, cheap and accuate. the results showed that the positive correlation was obtained between trehalose concentration and acetic acid or osmotic tolerant

    提出了「紙層析-分離洗脫法」 、 「酶- dns比色法」定量測定海藻糖的方法,該方法簡便、成本低、準確度高。
  12. Bearing capacity and displacement are two main problems in the application of geotechnical engineering. based on a series of pull - out tests using three kinds of paper and a sort of window screening as geogrid, twenty - seven in limit and several in working - stress geogrid - reinforced slope model tests designed through orthogonal principle have been conducted to have obtained the relationship between the bearing capacity and four factors ( i. e. reinforcement, angle of reinforced slope, the designed - length of reinforcement and the distance between layers of reinforcement ). the law of slope lateral ( horizontal ) displacement versus to the height of slope vary with external - load was derived from the model test data, and the main factor affecting the lateral and vertical displacement of geogrid - reinforced slope was obtained through analysis

    承載力(強度)和變形是巖土工程應用領域的兩大主要問題,本文以和窗紗布模擬加筋土邊坡的土工格柵,在一系列拉拔試驗的基礎上,以正交設計理論分別安排27個極限應力狀態和若干個工作應力狀態加筋土邊坡模型試驗,並以模型試驗獲得的數據為依據,採用誤差、極差及回歸分方法,探討了加筋土邊坡承載力與筋類、筋長、間距、坡角4因素的相關關系,獲得了在外荷載作用下加筋土邊坡的側向位移隨坡高的變化規律(並進行了定性解釋)和坡頂的豎向位移特性,並分其主要控制因素。
  13. Based on this premise, we try to analyze the problems and obstacles that hinder the development of those newspapers from newspaper environment all over the country, newspapers " quantity and newspapering mechanism, newspapering contents and forms

    該章以此為基礎,從宏觀報業環境、 「中觀」辦報環境、微觀辦報方式三個面展開,對當前民族地區都市報面臨的問題進行了深刻的分,找到了制約報發展的深次的因素。
  14. First classifier chooses two classes whose matching distance between it and paper currency is bigger than others from all class. then in the second stage, we extract some new feature and improve the classifier to generate the last result. in the stage of defect detection for paper currency, we advances a homogeneity based algorithm for the detection of scratch and cracks appearing on paper currency, in which the homogeneity feature of the sensed paper currency image is first constructed to locate the pixels that probably been polluted, the image registration algorithm is subsequently used to overlay the sensed and reference paper currency image

    在特徵提取中,我們對基於方向塊的特徵提取方法進行了分,在此基礎上針對美元特點,對圖像方向塊的劃分方式做了研究,並提出了基於幾何距離的特徵提取方法;在分類器設計中,我們採用了lvq網路對幣進行學習與分類,並提出了一種具有兩結構的分類演算法,第一首先對輸入的特徵向量進行粗分類,選定與特徵向量匹配距離最大的兩類幣種,進入第二分類器;在第二分類器中,我們通過研究進入該模塊兩類幣種特徵塊的相關性,重新設計了特徵向量,同時對分類器進行改進,最終實現對幣的分類。
  15. The image resolution is decided by printer engine, toner dimension and printing language. 600 x 600 dpi can offer remarkable picture image quality. 1200 x 1200 and 2400 x 2400 dpi also increase more grades of gray level and improve better cubic effect for special application such as medical or military

    由於碳粉具備先天上乾式粉末的優勢,張和解度完全沒有關系,影像姐度決定於印表機引擎碳粉大小及列印語言, 600 x 600 dpi便能產生極佳的影像品質, 1200 x 1200及2400 x 2400更能增加灰階級及改進三維效果,特別應用在醫療用途。
  16. The study of popular media embodies the understanding of survival condition of modem people and observation of cultural pulse. the article tries to probe into the nature of contemporary popular media, cultural value and aesthetical significance through cultural levels. critical angle and analysis of the media criticism theory and the four media of newspapers, broadcast, tv and internet. the article also ponders over the media problems appeared under the present cultural situation

    本文試從文化的面、批評的角度,通過對媒介批評理論的梳理,以及對報、廣播、電視、網際網路等四大媒介的剖,來探詢當代大眾傳媒的本質屬性、文化價值和美學意義;並對當前特定文化語境下日漸凸顯的傳媒問題作一些思考。
  17. Combined with demanding of enterprise on sharing between cad engineering data and nis ( network information serve ), the author generally analyses the integrated technique of implementing information exchanging between cims and mismanagement information system ), develops an engineering drawing and document mis which is based on the three tiger client / server architectures. the ims makes people browses cad drawing by internet possible, also it solves the problem of information sharing between drawing and devices. in this dissertation, the author discusses the structure and process of modularization and design of the system

    針對企業cad工程數據之間的共享和信息處理網路化的要求,綜合分了目前cims與mis的集成技術,研製和開發了一套基於三客戶機服務器體系結構的圖檔信息管理系統,著重解決了工程cad圖的網上瀏覽、圖信息與設備信息的集成共享。文中,作者論述了本系統結構、模塊化劃分及系統設計過程,建立了以圖管理、設備管理為主的模塊結構,研究了dwg 、
  18. The authors works as the manager for mead ' s wrol business in china, based on the vast amount of primary and first - hand data and market information collected, the author conducted an in - depth analysis on the product life cycle of laminate flooring in china and the leading indicators of its phase turning points, industry economic dynamics, competitive situation, the forces driving the industry changes. the author has tried to forecast and project the prospect and development trend of laminate flooring industry in china. based on this trend analysis, the author analyzes the competitive environment and competitive forces that mead wrol business is facing, and the strength and weakness of mead ' s internal resources by using michael porters " 5 - forces model and swot analysis model and reformulate the business strategy of mead wrol in china

    作者在深入了解了耐磨表產品的主要市場- - - -中國強化復合地板市場的發展趨勢的基礎上,進一步通過運用五種競爭力量模型、企業swot分等原理深入分了美德公司耐磨表產品目前所處的競爭環境、面臨的競爭壓力,以及美德公司自身的資源優劣勢、市場機會與潛在威脅等,最終依據保持公司核心競爭能力,把握市場增長機會,建立對危及公司競爭地位和未來業績的外部威脅的有效防禦的原則,規劃出美德公司耐磨表產品在中國市場的經營策略,以保證其適應外部競爭環境的發展變化,保持美德公司在中國強化復合地板行業耐磨表供應中的領先競爭地位。
  19. Paper and board - testing of cores - determination of natural frequency and flexural modulus by experimental modal analysis

    板.芯試驗.通過試驗模型分法對自然頻率和彎曲模量的測定
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