鏈型分子 的英文怎麼說

中文拼音 [liànxíngfēnzi]
鏈型分子 英文
chain molecule
  • : Ⅰ名詞1. (鏈子) chain Ⅱ動詞(用鏈栓住) chain; enchain Ⅲ量詞(計量海洋上距離的長度單位) cable length
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 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...
  1. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大中有機硅節的含量;利用紅外光譜與差示掃描量熱儀對產物結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新硅烷單體結構進行了證實;研究表明利用新硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  2. The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes

    論文析了混凝土乾燥收縮的機理,確定了影響乾燥收縮的關鍵因素,析已有低量的、直減縮劑的不足,設計了一種新的減縮劑? ?聚丙烯酸鹽類減縮劑,其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、轉移劑、催化劑等經過聚合、酯化和中和反應,生成一種高量的、含聚氧化烯的聚合物。
  3. We believe the fine mechanical properties of tubular film are related to its fine chain orientation structure by using pole figure investigation and polarized fourier transform infrared ( ftir ) spectra analysis, the modes of orientation for flat and tubular films are obtained. it was found that the cellulose chains of the flat and tubular films have an uniplanar orientation mode with respect to the film surface

    通過x衍射織構(極圖)析和偏振紅外光譜析建立了平膜和管膜的取向模:平膜和管膜都有單平面取向;平膜中的在膜表面內呈無規取向:管膜中的則相對于拉伸方向有明顯擇優取向。
  4. Compared with the behavior of macromolecules in real solution system, the adsorption information in the monte carlo simulation system, such as adsorption isotherm, surface coverage, and bound fraction, was studied for discussing its relation to simulation parameters. five - selection simple cubic lattice, self - avoiding walk, and nearest interaction model were used to construct the homopolymer adsorption model on the solid - liquid interface. periodic boundary conditions were used to reduce the fixed error from limited cubic lattice in size

    模擬中採用五選擇簡單立方格上的自迴避行走和最近鄰相互作用模;使用周期性邊界條件以減小有限大格空間帶來的系統誤差;用節間相互作用能、界面吸附能、體相濃度和長約束體系中的高的吸附行為;用末端轉動、 l -翻轉、曲柄運動、蛇形運動和r - r切除-生長法對模擬體系進行擾動;用系統達到吸附平衡后的樣本來研究模擬體系中的高在固液界面上的吸附。
  5. The improved voltage model of rotor flux is proposed in the paper. it eliminates the influence to actual system function in the voltage model of rotor flux for the proper drift problem and cumulative error of pure integral calculus tache

    提出了改進的電壓估算模,消除了電壓估算模中純積環節所固有的漂移問題和積累誤差對實際系統性能的影響。
  6. An improved hard - sphere model predicted rightly the changing trend of the standard partial molar volume of alkyl chain of amino acids with concentration of electrolyte, and confirmed the assumption that the sum of standard partial molar volumes of ch and ch3 groups is twice as many as the standard partial molar volume of ch2 group

    摘要根據改進的硬球混合物模,正確預測了氨基酸的烴在電解質水溶液中的標準偏摩爾體積隨電解質濃度的變化關系,並證實了「氨基酸中ch和ch3基團的標準偏摩爾體積之和是ch2基團標準偏摩爾體積的2倍」這一假定。
  7. The overall structure of the chromosome of s. nanchangensis ns3226was shown to be linear dna molecule with covalently bound terminal proteins. the chromosome telomeres of this strain were seemingly to lie on the two largest chromosomal asei fragments, but the conclusion needs to be refined

    本研究還對南昌黴菌ns3226染色體的結構進行了探索,初步揭示野生南昌黴菌ns3226的染色體為線性dna,末端具有共價結合的末端蛋白,染色體的末端可能處于染色體中最大的兩條ase片段上。
  8. Characterization of molecular - recognition controlled - release from microcapsules through pores with linear - grafted poly nipam - co - bcam chains

    膜孔中有線形接枝的微囊的識別控制釋放特性研究
  9. A monte carlo model was developed for simulating the adsorption behaviors of linear macromolecule chains on the solid - liquid interface. the simulations were performed on a simple cubic lattice, which was 50 50 50 sites in size. the concentration profiles of total segments, tails and loops in dilute solutions were used to analyze the influences of simulation parameters ( body concentration, interaction energy between segments, adsorption energy of interface, and macromolecule chain length ) on various adsorption configurations

    本文採用montecarlo方法構造了水溶性均聚狀高固液界面吸附模,在50 50 50簡單立方格上模擬研究了高稀溶液中節濃度、尾和佈,並結合真實高的吸附行為,討論了模擬參數(節間相互作用能、界面吸附能、體相濃度與長)對各種吸附構佈、吸附量、表面覆蓋度和附著數的影響。
  10. The dnd cluster seemed to express when it was carried by the high copy - number plasmid because complementation of individual dnda, dndb or dndc mutation could be observed and such expression did not seem to influence the normal dnd expression in wild type s. lividans 1326

    而在高拷貝質粒上的dnd基因似乎是李愛英變鉛青黴菌dna異常修飾系統的生物學研究能表達的,因為它能紅補別在dn劇、 dndb和咖jc發生單個基因突變的菌株,而且這種表達似乎也不會影響野生菌株1326中原有的dnd基因簇的表達。
  11. The dissertation consists of five chapters : in chapter one, the recent progress in molecular approaches in systematic studies of macroalgae e. g. dna extraction, restriction endonuclease fragment length polymorphisms ( rflps ), random amplified polymorphic dna ( rapd ), gene sequencing, intersimple sequence jepeats ( issr ), amplified fragment length polymorphisms ( aflp ) and single strand. conformation polymorphisms ( sscp ) were reviewed

    本論文由五部組成:在第一部,綜述了大海藻dna的提取、限制性片段長度多態性( rflps ) 、隨機擴增多態性dna ( rapd ) 、核酸序列析、擴增片段長度多態( aflp ) 、單構象多態( sscp )等手段在大海藻系統學研究中應用的一些進展。
  12. Based on the liquid crystal polymer theory, two kinds of polyacrylates were synthesized by choosing biphenyl group as rigid nucleus of mesophase group and six methylene chain as flexible spacing group. an important chiral additive was synthesized by choosing l ( - ) ~ 2 - octanol as chiral group. mixture was made of the additive and liquid crystalline polymer, which structure was identified by ftit, " ii nmr, dsc and pom

    本論文根據液晶結構理論,選擇聯苯基作為介晶基元的剛性核、柔性的六亞甲基脂肪為柔性間隔基,與丙烯酸反應,合成了兩種丙烯酸酯聚合物;以拆的l ( - ) 2 -辛醇為手性基團合成了一種液晶手性添加劑,並將所合成的手性添加劑與液晶聚合物共混,採用ftit 、 ~ 1h - nmr 、 dsc 、 pom等手段對合成的化合物、共混物進行了表徵。
  13. The research prepared pvdf fibers using melt spinning. pvdf is semi - crystalline polymer, and its molecule chain is linear and soft. manufacturing fibers is feasible theoretically, however it is hard in reality and increasing the temperature cannot improve the spinning ability of pvdf

    Pvdf是半結晶性高聚物,呈線而且有一定的柔順性,其成纖性在理論上是可行的,但因溫度對其剪切速率的影響不大,所以溫度的改變並不能提高它的可紡性。
  14. On the basis of the two - component soliton vibrator model, the motion of a kink pair consisting of kinks in different sublattices and soliton for the response of the external field are discussed. the mobility of a soliton pair is found

    以二量孤的振為基礎,討論了質晶格與重離晶格中扭結孤形成的孤對的運動及其孤對外場的響應特性,並得到了氫鍵中孤對的遷移率表達式
  15. The dispersion of mmt and the properties of composites were basically determined by the nature of organo - mmt and the polarity of the polymer chains. the intercalated nanocomposites could be explained in terms of the formation of " ladder " structure due to the excessive polar groups on the polymer chains which adhere adjacent silicate sheets

    插層高的極性基團含量要適宜;否則,極性基團將相鄰片層「膠粘」形成穩定的「梯形」結構,導致高插層受阻,易形成插層納米復合材料。
  16. Using the method of " purpose building ", a series new monomer - polyoxyalkyene macromer ( pea ) were synthesized by poly - oxyethlene side chains with synthesis technology in macromer

    利用較新的大單體合成技術,合成出一系列結構確定且具有不同聚氧烷基長度的新單體? ?聚氧乙烯基單丙烯酸酯pea 。
  17. In two - component model of hydrogen - bonded chains, the system with nonlinear and linear coupling between proton sublattice and heavy - ion sublattice is investigated. fast - mode soliton pair and slow - mode soliton pair are obtained. as for fast - mode soliton the effective mass of the kink in the proton sublattice decreases due to the nonlinear coupling and increases due to the linear coupling. for slow - mode soliton, the thing is quite opposite to that of fast - mode soliton

    在氫鍵量模中,研究質晶格和重離晶格相互作用項中同時含有非線性耦合和線性耦合兩部的系統,得到快模孤偶和慢模孤偶.對于慢模孤而言,非線性耦合降低了質晶格中孤的有效質量,而線性耦合增加了質晶格中孤的有效質量;對于快模孤而言,情況正好相反
  18. A great deal of research is being devoted to the understanding of systems, biomimetic and otherwise, that self - assemble into organized structures. liquid crystals represent one of the best known classes of self - organizing materials, exhibiting properties that range from surfactants that can form micelles, monolayers, and membranes, to the rodlike molecules used in liquid crystal displays, to the recently discovered disc - like liquid crystals

    卟啉液晶是一種共軛大環化合物,其周邊有十二個活性部位可與不同的柔性側相連接,且的長徑比與直徑厚度比等均可以調整,因此,可以通過設計在卟啉的周邊引入柔性側合成出新具有期望性質的卟啉液晶材料。
  19. Phz621 - phz622, the new gene replacement vector system, had been constructed through the insertion of the 1. 0kb and 1. 4kb flanking sequences of hau3r gene from wild - type s. lividans in the same natural orientation

    預期在攜帶有大插入片段的基因置換yac進入野生變鉛青黴菌后, yac將通過1 . 4kb或1
  20. For push - pull compounds, many researches have indicate that, organic conjugated molecule tpa cross section relate to not only molecule length, center property, substitutions strength but also substitutions " symmetry, molecule dimension and so on

    對于有中心的推拉,已有的研究結果表明:有機共軛雙光吸收截面的大小與碩士學位論文中文摘要長度、 。中心環的特性、官能團的供吸電能力以及官能團對稱性、的維度等諸多因素有關。
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