端聚物 的英文怎麼說
中文拼音 [duānjùwù]
端聚物
英文
popcorn polymer-
Located at the southern end of miami beach, south beach ' s art deco district is a collection of more than 800 architecturally protected buildings from the 1930s and 1940s
位於邁阿密海灘南端的南灘裝飾派藝術區,匯聚了800多幢建於20世紀30和40年代、建築風格受到保護的建築物。One of us ( shapiro ) began this research with the realization that the basic operations of certain biomolecular machines within living cells ? recognition of molecular building blocks, cleavage and ligation of biopolymer molecules, and movement along a polymer ? could all be used, in principle, to construct a universal computer based on turing ' s conceptual machine
這項研究的開端,是本文作者之一夏比洛意識到,細胞內某些生物分子組件的基本運作方式,像是辨認基本分子建構單元、切開和連接生物聚合分子,以及組件沿著聚合分子移動的方式,理論上都能以塗林的概念為基礎,建構普適的計算器器。First, a terminal double bond was introduced into 3 - amino - 9 - ethylcarbazole ( aec ) via methacryloyl chloride to obtain the compound, 3 - ( n - methacryloyl ) amino - 9 - ethylcarbazole ( mec ). second, mec was copolymerized with butyl methacrylate to prepare the mec - immobilized polymer particles. the resultant polymer particles were used as a fluorescence probe, which was almost free of dye leaching, and had higher photostability in comparison with free aec
首先利用甲基丙烯酰氯向3 -氨基- 9 -乙基咔唑( aec )分子中引入末端雙鍵,得到帶末端雙鍵的熒光指示劑3 - ( n -甲基丙烯酰基)氨基- 9 -乙基咔唑( mec ) ,然後通過乳液聚合技術將mec共價固定到聚甲基丙烯酸丁酯基體上,制得一種共價固定了mec的聚合物顆粒。The metabolism of these extreme microbes during the production of maotai liquor would further produce multiple enzymes of thermal stability such as amylase, protease, saccharifying enzyme, cellulose, glucase, xylanase, and each kind of dehydrase involved in redox reaction, and dna polyase etc
茅臺酒釀造過程中極端釀酒微生物代謝產生多種熱穩定性的酶,如澱粉酶、蛋白酶、糖化酶、纖維素酶、葡萄糖甘酶、木聚糖酶、參與氧化還原反應的各種脫氮酶、磷酸烯醇丙酮酸激酶及dna聚合酶等。Filling flexibilizer, such as epoxy terminal block, polyurethane ether structure, thiokol and liquid ctbn to the system of expoxy - mannich amide, through the test on shear strength, bounding elasticity modulus and break strength of cured products, the different fuction could be found using different flexibilizers
摘要在環氧酚醛胺體系中使用端環氧基聚氨酯醚、聚硫橡膠、液體丁腈橡膠等活性增韌劑,通過對固化物剪切強度、彎曲彈性模量及斷裂強度的測試對比,可以看出不同增韌劑效果不同。So we figured that the influence of the electron - electron interactions must be considered in our work. added an electron - electron interaction ( up to the fourth neighbor ) term to the baranowski - buttner - voit ( bbv ) model for polyaniline, we carried out a self - consistent - variation calculation for an biexciton in the pernigranlilne - base polymer, in order to confirm the model hamiltonian. the results showed that two peaks ( near l. oev and 1. 5ev ) appeared in the calculated optical absorption, besides the reproduced electronic structure, bond order wave ( bow ) and ring - torsion angles
發現引入電子?電子相互作用后,聚苯胺靜態激子的性質受到影響,該聚合物的鍵序波、芳環扭角和電子中文摘要結構發生了變化,而且在理論吸收譜的低能端出現了明顯的二特徵吸收峰( 1 . 0ev和1 . 5ev附近) ,這一結果與實驗數據很好的吻合,從而這一點表明我們所考慮的因素是合理的。The first group is polyurethane prepolumer which is made from polyether resin and diisocyanate etc after polymerization ; the second group is made by mixing up cross linker, accelerator, softener, densifier, mold preventive and stuffing etc
甲組分別是以聚醚樹脂和二異氰酸脂等為原料,經聚合反應製成的含端異氰酸脂基的聚氨基甲酸脂預聚物;乙組分別由交聯劑、促進劑、增韌劑、增黏劑、防霉劑和填充劑等混合加工而成。But polyadenylation in bacteria needs no specific consensus sequence or there is no such sequence signals found. the sites of polyadenylation of bacterial mrna are diverse, including the 3 ' ends of primary transcripts, the sites of endonucleolytic processing in the 3 ' untranslatd and intercistronic regions, and sites within the coding regions of mrna degradation products
細菌mrna多聚腺苷酸化的位點多種多樣,包括初級轉錄產物的3 』末端, 3 』端非翻譯區和順反子間區的內切酶加工位點及mrna降解產物的編碼區內,其腺苷酸化相對無特異性、無選擇性。The polyurethane ( pu ) membranes modified with silk fibroin ( sf ), made from sf protein and liquid prepolymer with terminal - isocyanate groups, were obtained by the process of prepolymer having reaction on the surface of sf membranes and then controlling the moisture of system and the solution conditions
摘要以再生絲素蛋白和液狀端異氰酸酯基預聚物為原料,使預聚物在絲素膜界面發生化學反應,再通過控制相對濕度和溶解條件,制備了絲素改性聚氨酯膜。The self - segregation behavior of amphiphilic copolymer on pdl - la scaffold was investigated via fluorescence - labeling technique. the modified scaffold with hydrophilic surface will not only favor the penetration of cell suspension and culture medium, but also provide the microenvironment for the growth of cells with the peo spacer combining amino acid ( rgd ) structure. according the above result, the cytocompatibility test was also performed on pdl - la 3d scaffold modified by amphiphilic copolymer with alkaline amino acid end
這種親水表面不僅有利於細胞懸液和培養介質的進入,並可以通過peo橋聯的氨基酸( rgd )為細胞在三維多孔支架內的生長提供類細胞外基質環境;根據以上結果,本文對堿性氨基酸為peo鏈端基的兩親共聚物-氨基酸類細胞外基質修飾的聚乳酸三維支架進行了細胞相容性的測試。And for starting a brawl at my man - of - the - year party,
還有在我的年度人物聚會上挑起爭端Beijing ' s olympic park is located at the northern end of the south - north middle axis of the city. to its south is the city center and to its west lies the city ' s cultural quarters, where there concentrate institutions of scientific research and higher learning in addition to scenic spots and places of historical interest. with a total area of 1215 hectares, including 760 hectares of forests and lawns, the chinese ethnic museum ( 50 hectares ) and the international sports exhibition center ( 450 hectares ). the park will be the most ideal area in beijing for cultural activities, leisure and activities, leisure and sports. this will turn the garden by forest into the most imposing. most exuberant private meeting place and back gardens. by the year 2008, this place will boast the most advanced facilities and resources to make your life perfect. you can be sure the opportunity now lies right at your hand
奧林匹克公園位於城市中軸線北端,南側為市中心,西側為著名的科研文教區和歷史風景名勝區.公園佔地約1215公頃,其中包括760公頃的森林綠地, 50公頃的中華民族博物館以及405公頃的國際展覽體育中心,賽后將成為全市最高品位的文化,休閑,健身區域"這一切無疑都將成為倚林佳園獨傲北京的最氣派,最奢華的私人會所與私家后花園. 2008年,這里將聚集全亞洲乃至全世界最項級的設施和資源.然而,這契機就在身邊,不容你不信On the basis of discussing the developmellt of antistatic and amibacterial polyamide generally in past decades, the anistatic and anibacterial methods and technologies of synthetic fibers are suxnmarzed emphasisly in this paper a series of pcaneg block copolymers are synthesized by two steps
採用先合成雙端羧基的遙爪預聚己內酰胺,再與聚乙二醇進行酯化、縮聚的方法,合成了pca peg (聚己內酰胺聚乙二醇)嵌段共聚物。( 2 ) the results of impact experiments show that impact strength of pf is improved and improvement lever is related to wpu ; but effect of carboxyl - terminated pu - prepolymer is better, that is to say the interpenetrating networks have priority at toughening of thermosetting resin
( 2 )沖擊實驗結果表明二種pu預聚物均能提高pf的沖擊強度,增韌效果與pu質量分數wpu有關;而端羧基pu能使復合物沖擊強度達到的最大值比端羥基pu稍大。( 3 ) volume shrinkage of composite decreases greatly with wpu increasing, even can arrive a negative number, but thermal stability is still good. ( 4 ) toughening mechanism is that : the formation of high molecular linear amino formate construct is the toughening reason ; hydroxyl - terminated pu - prepolymer and pf react to produce chemical bond effect which participate cure ; carboxyl - terminated pu - prepolymer and pf form semi - ipn which make toughened pf occur maximum
( 4 )通過紅外光譜對pf / pu共混物分子結構進行的定性分析、以及掃描電鏡對沖擊斷面形貌進行的分析,可證明聚氨酯預聚物增韌酚醛樹脂的機理是:兩個體系都是由於高分子量的線形氨基甲酸酯結構而增韌;端羥基pu與pf在共固化中產生化學鍵效應,參與pf的固化;而端羧基pu則與pf形成半互穿網路而增韌。The chondrocyte and osteoblast cytocompatibility test on amphiphilic copolymer - amino acid ( rgd ) hybrid modified pdl - la membranes showed that : the cell attachment, growth and activity were promoted on pdl - la membranes modified by amphiphilic copolymer with alkaline amino acids ( arginine and lysine ) and rgd end. the result also showed the effect of peo chain length of amphiphilic copolymer on cell attachment and growth
在兩親共聚物-氨基酸( rgd )修飾的聚乳酸平面材料上的軟骨細胞和成骨細胞相容性測試結果表明:以堿性氨基酸及rgd為活性端基的兩親共聚物改性聚乳酸體系,對細胞的粘附、生長及活性均有明顯的促進作用。The tips of chromosomes, called telomeres, shorten every time a cell divides
被稱為調聚物的染色體尖端縮短了每次細胞分裂的時間。Then properties of the polysilane - polyacrylate gradient film were characterized. the mechanism of film forming process of polysilane - polyacrylate fgm was probed into as well. the testing results indicated that adding p ( mma - co - ptris ) of different can improve the poor miscibility of pmma and ptris because p ( mma - co - ptris ) contained both pmma chains and organosilicone chains which joint pmma and ptris as a bridge
通過測試有機硅聚合物-聚丙烯酸酯共混梯度膜的結構,發現ptris和pmma的相容性較差,加入不同聚合比例的共聚物p ( mma - co - tris )后相容性得到改善,並可以得到一面是丙烯酸酯端;然後結構漸變成有機硅聚合物端的梯度膜。Telomerase rebuilds those tips, so animals that express it, like mice, have cells that can reproduce more extensively and thus heal better
端區酶重新合成了那些調聚物,所以動物得以表達,就像老鼠那樣,細胞得以更廣泛的再生從而更好的復原。The study of in - situ construction of cytocompatible surface on pdl - la matrix via amphiphile - amino acid ( rgd ) hybrid self - segregation - the amphiphilic diblock copolymer, poly ( dl - lactide ) - poly ( ethylene oxide ) ( pla - peo ) copolymer, containing hydrophobic pla block and hydrophilic peo block was synthesized via coupling method in this dissertation. cell - adhesion - promoting amino acids and integrin receptor peptide rgd were then immobilized at the end of peo chain of pla - peo copolymer via hydroxyl group activation technique. the solvent blending and casting method was then used to obtain the amphiphile modified pdl - la membranes
兩親共聚物-氨基酸( rgd )雜化體原位自修飾構建聚乳酸細胞相容性表面的研究一本論文首先設計併合成了一類含疏水聚乳酸( pla )鏈段和親水聚氧乙烯( peo )鏈段的兩親嵌段共聚物材料( pla - peo ) ,利用peo鏈端的活性官能團羥基固定了促細胞粘附的氨基酸及整合素配體多肽片段rgd 。分享友人