轉化效率 的英文怎麼說

中文拼音 [zhuǎnhuàxiàolǜ]
轉化效率 英文
conversion efficiency
  • 轉 : 轉構詞成分。
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 轉化 : 1. （轉變） change; transform 2. [化學] inversion; conversion
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. In this study, the stem segments of new shoot with axillary buds of well - growth tetraploid black locust trees were used as explants. the effects of different basic mediums, different hormone kinds and their concentrations ratios, different sucrose concentrations on calli induction, buds differentiation and rooting in the process of establishment of high frequency regeneration system of tetraploid black locust were studied. on the base of high frequency regeneration system, the effects of various factors on transformation efficiency of badh mediated by agrobacterium tumefaciens were discussed in the light of gus histochemical assays

    本實驗首先以生長良好的四倍體刺槐優株上當年生新梢的帶腋芽莖段為外植體，研究了在四倍體刺槐高頻再生體系的建立過程中不同基本培養基、不同激素濃度及其配比、不同蔗糖濃度對愈傷組織的誘導、芽的分化及生根的影響；然後在得到高頻再生體系的基礎上，通過農桿菌介導法轉化甜菜堿醛脫氫酶（ badh ）基因，以gus染色組織分析為依據探討了影響轉化效率的各種因素，建立了高效、可重復的基因轉化體系，為四倍體刺槐目的基因的導入打下了基礎。
  2. Analysis of saving - investment conversion efficiency and its incompletion system

    投資的轉化效率及其不完全制度分析
  3. Aacetosyringone, at a cpncenration of 100 mol / l, also improves transformation efficiency

    100 mol l的乙酰丁香酮（ as ）可提高大巖桐的轉化效率。
  4. Part 3 : the paper set out from big system and coordination view, use the systematic dynamics method to analyse all - sidedly that the city expands the relation with various kinds of ecological factors, and natural factor discern mode of city develop, point out city ecological problems are production by improper use the environment ecological factor during city expand, it cause the problems production, such as the function of natural system disappearance or lose efficiency ; systematic circulation obstruct, material energy transform efficiency being low, and so on

    第三部分：從大系統大協調觀出發，運用系統動力學方法全面分析城市擴展與各種生態因子的因果關系，及城市發展的自然因子識別模式，指出城市生態問題的產生是由於城市擴展對環境生態因子的不當使用，導致自然系統功能的缺失或失效，系統循環受阻，物質能量轉化效率低下等問題的產生。
  5. ( 8 ) by studying match between the electronic system and catalytic converter on the base of electronic controlled bypassing air system, conclusions having been gotten as follows : higher conversion efficiency of emission have gotten when a / f fluctuates at definite scope and frequency, by controlling the comparing voltage of 02 sensor, the working scope of catalytic converter can be controlled and the matching that can fulfill the high efficiency of hc, co, nox at same time has been optimized

    （ 8 ）進行基於所開發的電控補氣系統上的催化器與電控系統的匹配研究，當控制系統調節空燃比在一定范圍按照一定頻率進行波動時，可以提高催化轉化器的轉化效率；通過控制氧傳感器的比較電壓，可以控制催化轉化器的工作窗口，實現排放污染物中， hc 、 co 、 nox轉化的最優匹配。
  6. First, based on the rapid development trend of the global hi - tech and new - tech industry and aiming at the problem of the inefficient transformation of the hi - tech and new - tech achievements in china, the paper gives a thorough analysis of the supply - demand system, the planning system, the intermediary system, the incentive system as well as the competing system. second, it summaries the general law of the hi - tech and new - tech achievements transformation in china and puts forward some theories and operating models for effectively accelerating the hi - tech and new - tech achievements transformation. third, it puts forward an innovative system conducive for the hi - tech and new - tech achievements transformation

    該研究有四項目標：一是依據全球高新技術產業迅猛發展的大趨勢，針對我國高新技術成果轉化效率低的問題，深入地分析了我國高新技術成果轉化（產業化）中的供求機制、計劃機制、中介機制、激勵機制和競爭機制；二是歸納出我國高新技術成果轉化一般規律，提出有效加快我國高新技術成果轉化的理論依據和操作模式；三是構架有利於我國高新技術成果轉化的國家創新體系；四是通過政策與建議篇提出促進高新技術成果轉化的基本途徑和政策措施。
  7. At last, the impact of the monolith length, cell density, wall thickness and noble metal dosage on the light - off characteristic and conversion efficiency of three - way catalytic converter are analyzed and could provide a guide for the optimization of three - way catalytic converter

    本文還對載體長度、孔密度、孔道壁厚和催化劑用量對催化轉化器起燃特性和轉化效率的影響進行了分析，為載體參數的優化設計提供了依據。
  8. According to its configuration, the monolith is considered to be a porous media. based on the monolith model and the use of software fluent, the research on the light - off characteristic and conversion efficiency of three - way catalytic converter is processed

    在所建催化轉化器模型的基礎上，根據載體具有分佈細小孔道的特點，將其作為多孔介質處理，利用fluent軟體，對冷起動階段三效催化轉化器的起燃特性和轉化效率作了數值模擬。
  9. The transformed hairy roots were detected for agropine to make sure the transformation was successful. a conclusion was reached as follows : agrobacterium rhizogenes r1601 was an ideal strain for hairy roots transformation from trichosanthes bracteata voigt which exhibited extraordinary transformation rate ( 60 % ). od600 = 0. 7 was the optimum infection concentration for the tested transforming agent, with temperature at 25, ph at 6. 0, 20min of infection and 48h of co - culture and phytohormone at 1. 0mg / l being the most favourable hairy root - inducting pattern

    通過實驗和對結果的數據分析，得出下面的結論：發根農桿菌r1601是較好的大苞栝樓發根的誘導菌株，它對預培養24h的大苞栝樓子葉外植體具有最好的轉化效率和發根誘導率（ 60 ） ，最適的菌株感染濃度od _ （ 600 ）為0 . 7 ，溫度27 、 ph值為6 . 0 、 20min的感染時間和48h的共培養，以及黑暗條件和1 . 0mg / l的激素最有利於發根誘導的環境條件。
  10. This paper introduce the features of a kind of electric heating atmospheric boiler which is of high efficiency on energy transferring, non - pollution, starting and stopping quickly, wider range of load adjusting, simple body structure, etc. in addition the paper introduce the design idea briefly

    電加熱鍋爐具有能量轉化效率高、零污染、起停速度快、負荷調節范圍大、本體結構簡單等特點，文章具體介紹了一種常壓熱水電鍋爐的設計。
  11. 2. second harmonic generation in superlattice is derived from the coupled equation of three waves i discusing the relationship between the period of ppln and pumping wavelength. 3. on the theory of optical parametric oscillators, ppln - opo are analyed. theoretical analysises on temperature tuning and period tuning are presented

    以光參量振蕩理論為基礎，分析了ppln opo在不同泵浦波段的調諧特性，重點討論了加ln opo的溫度調諧和周期調諧特性以及ppln opo的溫度帶寬周期帶寬，從理論上研究了ppln opo信號光的轉化效率和輸出特性。
  12. Relative to euro, euro emission regulations add the test of emission in 40s after cold - start. in order to meet the more strict emission regulations, the key question is how to make the three - way catalytic converter to light - off and increase the conversion efficiency. so it is necessary to do a numerical simulation on light - off characteristic and conversion efficiency of three - way catalytic converter in cold - start stage

    歐排放標準相對于歐排放標準增加了冷起動頭40s的有害排放物測試，為滿足更嚴格的排放法規，如何使三效催化轉化器盡快起燃，提高對排氣的轉化效率是關鍵問題，因此對三效催化轉化器在發動機冷起動階段的起燃特性和轉化效率進行數值模擬研究是大勢所趨。
  13. And the transformation efficiency of enterococcus faecalis is obviously higher than that of lactobacillus plantarium by pulse electroporation with different voltages, which suggests th at the two strains of lab have different usage in the research of genetic engineering of lab

    利用不同的電壓進行脈沖轉化兩株乳酸菌，發現兩株菌的轉化效率和電壓有對應的正相關，並且糞腸球菌的轉化效率明顯比植物乳桿菌高。
  14. In the article, the definition of energy - oriented - agricultural is put forward, the character of energetic agriculture is discussed systemically, and some measurements based on foundational researches and basic application studies such as choosing, breeding and the system of cultivating standard and management, techniques and equipment, energy utilization efficiency and mechanism and layout of regional development on energetic crops

    提出能源農業的概念，系統闡述了能源農業的特點以及中國在發展能源農業方面所要採取的能源作物的篩選、培育、標準化栽培管理制度的建設、加工設備和加工工藝、能源轉化設備轉化效率和轉化機制以及區域發展規劃制定等一系列的基礎及基礎應用研究措施。
  15. 2 ~ 4s sonication and co - cultured 6 days can enhance the efficienty of transformation of portulaca grandiflora hook. the concentration of agrobacterium and time of infection can distinctly affect the frequency of resistant tissues

    進行6d的共培養可明顯的提高二者的轉化效率，同時採用適當的傷口處理如超聲波處理2 4s對二者的轉化也有很大的影響。
  16. Computer fluid dynamics ( cfd ) is adopted to simulate the flow fields of catalytic converter while researching the working process of emission postprocessor. the velocity field and pressure field of exhaust gas are obtained. methods of structural optimization of catalytic converter for improving gas flow and conversion efficiency are proposed

    本文在汽車排氣后處理裝置工作過程研究方面，運用計算流體動力學軟體，對催化轉化裝置氣流場開展了模擬，得出了氣體速度場和壓力場的分佈情況，提出了以改善氣體流動和催化轉化效率的催化轉化裝置結構優化的方案。
  17. With the precondition that invitro tissue could survive after implantation, the study on transferring gus gene into arabidopsis callus was done. and we got the transformants. transformation efficiency was up to 2 %

    在活體組織注入后可以存活的前提下，通過對離子束介導質粒dna導入擬南芥愈傷組織的遺傳體系的研究，得到了gus基因轉入擬南芥愈傷組織的轉化植株，轉化效率達2 。
  18. The results showed that : the rate of food consumption and growth, and ecological conversion efficiency tended to decrease with the body weight increase ; with comparison among three diets such as themisto gracilipes, artemia nauplii and fish mud, the result showed that artemia nauplii was very applicable to the ammodytes personatus laboratory experiment ; the experiment of different food size showed that mature artemia nauplii was fitter than larva

    在餌料實驗中，分別投喂細長腳（蟲戎） 、鹵蟲和魚糜三種餌料，實驗的結果表明：僅管投喂細長腳（蟲戎）的生態轉化效率比較高，但從玉筋魚的攝食、生長及與野生的生長相比較來看，鹵蟲還是室內實驗選擇的最佳餌料。
  19. In the forth chapter, the pressure lose and conversion efficiency of catalytic converters with various configurations have been measured on a steady flow rig and analyzed in theory

    第四章詳述了在穩流試驗臺上對不同結構催化器壓力損失和轉化效率的測量，並進行了理論分析。
  20. Abstract : techniques of apple genetic transformation can improve apple trees and shorten the breeding cycle by molecular methods. in the last years, great progress has been made in this field, which involves a number of important apple genotypes developed. so far, apple genetic ransformation mainly adopts agrobacterium - mediated technique, involving infection and transgenic tissue regeneration, which are important steps to affect the transformation efficiency. the initial work to the date is to know and to search for the factors which can increase the efficiency

    摘要蘋果的遺傳轉化技術通過分子手段改良蘋果，有助於縮短其育種周期.最近十年，在該領域的研究取得很大進展，涉及到一些重要的蘋果基因型及有用的外源基因.迄今，蘋果的遺傳轉化主要採用農桿菌介導法，侵染與轉化材料的再生是影響其轉化效率的關鍵過程，了解其影響因素，尋找有利因素以提高轉化效率是目前蘋果遺傳轉化研究的重點。
分享友人
分享到 Line

分享到臉書