核鏈反應 的英文怎麼說
中文拼音 [héliànfǎnyīng]
核鏈反應
英文
nuclear chain reaction-
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，提高了聚合物大分子鏈中有機硅鏈節的含量；利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵，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；從分子設計角度出發，利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體： ?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；利用核磁共振對新型硅烷單體結構進行了證實；研究表明利用新型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。In this study five recombinant plasmids containing hn ( hemagglutinin - neuraminidase ) genes of ndv ( newcastle disease virus ) were constructed, hn genes were amplified by reverse transcriptase - polymerase chain reaction ( rt - pcr ) and were inserted directly into eukaryotic expression plasmid pcdna3
應用反轉錄-聚合酶鏈反應（ rt - pcr ）獲得兩株新城疫病毒（ ndv ）血凝素-神經氨酸酶（ hn ）基因cdna ，然後定向插入真核表達質粒pcdna3中，構建了含hn基因的重組質粒。As bases are added by polymerase to the starting point of a new complementary strand, known as a primer, or recognized by ligase as a match, the template ' s sequence is revealed
當聚合酶將一個核苷酸加在新互補鏈的起始引子之後，或接合酶認定某段核苷酸鏈與原始模版配對，就可利用這些反應來得出原始模版的序列。Manhattan project : a team led by enrico fermi initiate the first self - sustaining nuclear chain reaction
1942年曼哈頓計劃：一支由恩里科?費爾米率領下的小組啟動了第一條自給核反應鏈。Nuclear fission nuclear fission and chain reaction
核裂變及鏈式裂變反應Upon impact with a planet, the galaxy gun ' s energized warhead erupted, causing unstoppable nucleonic chain reactions
一但與行星向碰撞，銀河之槍發生出的能量化的彈頭便會爆炸，引發不可被終止的核子鏈式反應。The target studied in this paper is one of the most important components in the ads. coupling the two innovative fields in the nuclear scientific and technological circles that are accelerator and sub - critical reactor. the physical function of this part is be as the neutron source, accepting the medium or high energy proton, breeding spallation reaction, arising the self - sustaining nuclear fission and generating the power
本文所研究的靶件作為該系統最重要的關鍵部件之一，耦合核科技界的兩大創新領域-高功率質子加速器和次臨界堆，該靶件的物理作用主要是接受中、高能質子，發生散裂反應，產生中子源，引發持續鏈式反應，產生能量。Standard guide for detection of nucleic acid sequences by the polymerase chain reaction technique
用多聚酶鏈式反應技術對核酸序列的測定的標準指南In addition to splitting the nucleus into two halves, the process releases two or more neutrons and a large amount of energy in the form of heat. the released neutrons in turn hit more uranium nuclei and release more neutrons to produce a chain reaction
核裂變過程除了把原子核分裂成兩份外，亦會釋放大量的熱能及同時放出兩個或以上中子，以撞擊更多鈾原子核，再釋放更多中子，產生鏈式裂變反應。Standard guide for detection of nucleic acids of the mycobacterium tuberculosis complex and other pathogenic mycobacteria by the polymerase chain reaction technique
用聚合酶鏈式反應方法探測結核分支桿菌復合物和其它病原分支桿菌的核酸的標準指南The diagnosis of tuberculous meningitis was confirmed by polymerase chain reaction and the discovery of diffuse leptomeningeal enhancement in the basal cistern with downward extension to the spinal cord was made by magnetic resonance imaging
本患者結核性腦膜炎的確診是經由陽性的結核聚合鏈反應和核磁共振掃描影像發現在基底池有廣泛的軟腦膜顯影並且向下延伸到脊髓。It is called thermal neutron because the average kinetic energy of the neutron is directly proportional to the temperature
指核反應堆在穩定的裂變率下達到自持鏈式反應的狀態。Part one the studies of piezoelectric biosensors and detection of staphylococcal enterotoxins chapter one the progresses in piezoelectric biosensors and detection of staphylococcal enterotoxins section one the progresses in piezoelectric biosensors in this section, a review is reported with 69 references about the piezoelectric biosensors, including the principle and constitutes of pebs, the classification of pebs, surface modification technique in pebs and the application of pebs in immunoassay, detection of the gene and microorganism, coupling with other techniques, moreover, the development of pebs was involved
引用參考文獻69篇。第二節金黃色葡萄球菌及其毒素檢測研究進展該部分內容主要介紹了在葡萄球菌分類與分型、金黃色葡萄球菌毒素學研究以及金黃色葡萄球菌及其毒素檢測等方面的研究進展，重點對金黃色葡萄球菌及其毒素檢測方法：生物學檢測方法、免疫血清學方法、聚合酶鏈反應技術、核酸雜交技術、生物傳感器技術和超抗原技術在近幾年的研究進展做了評述，引用文獻69篇。火nxia即。Purpose 1 construction of prokaryotic high expression vector of human platelet factor 4 ( h pf4 ) 2 expression and purification of r h pf4 3 bioassay of r h pf4 methods according to the modulation character of eukaryotic protein expression in prokaryotic cells, we design a pair of particular primers, and construct a prokaryotic expression vector pbv220 - r hpf4 by dna polymerase chain reaction ( pcr ) and dna recombinant technic. the expression plasmid was identified with pcr and dna sequencing. pbv220 - r hpf4 was transformed into e. coli dh5a, bl21 ( de3 ) and induced by increasing the temperature to 42. we identified the expression protein by sds - page and western - blotting
目的1人血小板因子4 （ hpf4 ）原核高效表達克隆的構建2重組hpf4的表達及分離、純化工藝研究3重組hpf4的特性研究方法根據原核細胞表達真核蛋白的基因表達調控特點，設計合成一對特異引物，在pt7 - 7 - rpf4表達質粒的基礎上，應用聚合酶鏈式反應（ pcr ）對其cdna進行改造，通過dna重組技術構建成重組hpf4原核表達質粒pbv220 - rhpf4 ，用快速pcr檢測法、 dna測序分析，鑒定重組hpf4表達質粒的正確性。Application of rapid detection for rifampin resistance in clinical isolates of mycobacterium tuberculosis by phage amplified biologically assay
等位基因特異性多重聚合酶鏈反應方法用於快速檢測結核分枝桿菌利福平耐藥株This research began with detecting the rpob gene mutations of 37 mycobacterium tuberculosis clinical isolates by polymerase chain reaction - single strand conformation polymorphism ( pcr - sscp ) to study the application value of this method as a new molecule testing method for drug susceptibility
本研究首先通過聚合酶鏈反應?單鏈構象多態性分析技術對37株結核分枝桿菌臨床分離株的rpob基因進行突變檢測，目的在於探討pcr - sscp作為新的分子藥敏試驗方法的應用價值。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
本論文根據液晶分子結構理論，選擇聯苯基作為介晶基元的剛性核、柔性的六亞甲基脂肪鏈為柔性間隔基，與丙烯酸反應，合成了兩種丙烯酸酯型聚合物；以拆分的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。The deduced amino acid sequence revealed that the isolates from guangdong province possibly were the primary source of afvs of mainland china. the central china area, such as henan province, may be a secondary source to the north and west of china. atvs changed by and by in the south district of mainland china, just like nan jing and shanghai
本實驗將在中國大陸1994年至2001年期間，不同地區、不同年代和不同宿主中分離到的h9n2亞型禽流感病毒株，應用逆轉錄聚合酶鏈反應rt - pcr擴增出該亞型病毒的血凝素基因ha ，經測序，獲得的30株中國大陸h9n2亞型禽流感病毒分離株的核苷酸序列。Four years later he produced the first nuclear chain reaction, leading us into the nuclear age
四年之後，他創造了第一次原子核的鏈反應，帶領我們進入了原子時代。Standard guide for detection of nucleic acid sequences of the human immunodeficiency virus hiv - 1 by the polymerase chain reaction technique
用聚合酶鏈反應技術探測人體免疫缺乏病毒hiv - 1的核酸類的標準指南分享友人