過氧鏈 的英文怎麼說

中文拼音 [guòyǎngliàn]
過氧鏈 英文
peroxide bond
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 名詞[化學] (氣體元素) oxygen (o)
  • : 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
  1. Initiation is caused by radicals produced from azobisisobutyronitrile, benzoyl peroxide or perester decomposition.

    引發是由偶氮二異丁腈,化苯甲酰或酯分解生成的自由基所引起。
  2. Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed

    本實驗以河套蜜瓜果肉基因組dna為模板,用甜瓜acc化酶基因特異寡核苷酸為引物進行pcr擴增,得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上,篩選反向克隆,然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上,通花粉管通道法轉化河套蜜瓜,共獲76顆瓜,並進行了硬度和含糖量的分析。
  3. 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-甲基丙烯酰基丙基三甲基硅烷在乳液聚合程中的渡水解及縮合反應,提高了聚合物大分子中有機硅節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通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: ?甲基丙烯酰基丙基三乙基硅烷和?甲基丙烯酰基丙基三異丙基硅烷;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。
  4. 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

    論文分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,分析已有低分子量的、直型減縮劑的不足,設計了一種新型的減縮劑? ?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、催化劑等經聚合、酯化和中和反應,生成一種高分子量的、含聚化烯的聚合物。
  5. The algae removing rate of four algaecides increased with dose increasing, and the sequence of four algaecides " removing rate on algae from high to low were potassium permanganate, sodium hypochlorite or copper sulfate and hydrogen peroxide. the suitable contact time of four algaecides was also given. the paper compared with the rate of algae removal by any one of three algaecides for two source water

    結果表明,實驗期間,引黃水中藻類絕大多數為硅藻,優勢藻屬為硅藻門的直藻屬,占藻類總數的78 94 ;四種殺藻劑的藻類去除率隨殺藻劑投加量的增加而提高,實驗條件下,四種殺藻劑的藻類去除率由大到小依次為:高錳酸鉀次氯酸鈉或硫酸銅化氫。
  6. Based on the previous studies, the research in this paper was carried out, mainly including two parts as follows : ( 1 ) anammox bacteria and aerobic ammonia oxidizers were detected in situ in 6 sediment samples taken from jiangsu province. molecular techniques, such as fish, pcr, dna cloning and sequencing etc. were used for this purpose. ( 2 ) the continuous cultivation of anammox bacteria from sediment samples were studied, which provides experimental basis for the bioaugamentation of eutrophicated sediment applying anammox process

    本論文在前人研究的基礎上,開展了以下兩個方面的工作: ( 1 )採用分子生物學技術熒光原位雜交( fish ) 、多聚酶式反應( pcr ) 、 dna克隆和測序等對采自江蘇省蘇州市、東太湖、新沂河等6個底質樣品進行了厭化菌和傳統氨化菌的原位檢測; ( 2 )探討了以底質作為接種體進行厭化菌富集培養的可行性,為天然底質環境中厭程的強化,富營養化底質微生物修復的可行性提供一定的依據。
  7. Using v2 & 5 and alkylamines ( cs - cao alkyl chain ) as precursor, vanadium oxide nanotubes which have an unique structure that alkylamines intercalate into layers of tubes wall affecting the layer spacing were prepared. their layers spacing ranges from 1. 25 nm to 3. 82 nm according to the length of alkyl chain. moreover, the growth mechanism of vanadium oxide nanotubes have been investigated and 3 - 2 - id model was established to interpret the vanadium oxide nanotubes growth process. potassium niobate is a functional materials which can be used as photochemical catalysts. lt is well known that the catalytic activites are affected greatly by the surface area of catalyst particles on which the reaction take place

    以系列烷基胺和五化二釩為原材料,通簡單的水熱反應合成出了化釩納米管,這種納米管結構獨特,烷基胺作為模板劑內嵌入納米管管壁層間,成為支持納米管的骨架,並影響層間距大小,納米管管壁層間距隨著烷基胺碳長度的不同在很大范圍內變化,通採用不同碳長度的烷基胺( c _ nh _ ( 2n + 1 ) nh _ 23 n 20 )作為模板,來控制化釩納米管的層間距,層間距可調控范圍從1 . 25nm到3 . 82nm 。
  8. Benzoylperoxide, and especially azobisisobutyronitrile, do not take part in transfer reactions.

    化苯甲酰、特別是偶二異丁腈不參加移反應。
  9. Gas chromatography - mass spectrometry ( gc - ms ) analyses showed that both potassium permanganate and chlorine could oxidate the organic matters with unsaturated functional groups into those with carboxyl, hydroxyl and aldehyde. and it was further revealed that after preoxidation by potassium permanganate, the sorts of organic matters were reduced remarkably, however, chlorination leaded to increase of the sorts of orgnic matters and brought some chloro - organics such as chlorobenzene, chlorophenol, and trichloro - ethane

    色譜-質譜聯用( gc - ms )評價分析了高錳酸鉀和氯對有機物結構的改變,高錳酸鉀和氯均將原水中的一些不飽和性有機物化分解為一些含基團的有機物,如羧酸類、醇類和醛等有機物,但預氯化會在水中出現一些鹵代物,鹵代產物不僅出現在苯環上,而且出現在烴上。
  10. The experiment measured the amount of coliform and the total bacteria, educe a conclusion as follow : using several method such as ozone and nisin, to keep the chicken fresh, can keep the effect of sterilization in lower sterilizing temperature

    對大腸桿菌以及總菌數進行檢測,得出以下結論:通殺菌和乳酸球菌素等多種保鮮手段的綜合運用,可以在降低殺菌溫度的同時保證殺菌效果。
  11. The analysis of oxidation mechanism indicates that the principal causes of thermal oxidation resistance are as follows : rare earth elements have a function to discontinue autooxidation chain reaction and the formed complex structure can hinder the oxidation resistance

    化機制分析,認為抗熱化效應的原因主要是稀土元素具有中止自動式反應的作用以及形成的絡合結構有阻礙化的立體效應。
  12. Single - walled carbon nanotubes ( swnts ) were opened and oxidized in the concentrated h2so4 / hno3 mixture ( volume ratio : 3 : 1 ), hydroxyl groups could be brought into the swnts after oxidation modification treatment, and the long - chain silane coupling agent was grafted onto swnts via hydroxyl - silanol route

    摘要採用混酸體系(濃硫酸濃硝酸體積比為3 / 1 )對單壁碳納米管進行了化處理,並通化處理后在單壁碳納米管表面生成的羥基官能團與長硅烷偶聯劑進行反應,制備了表面有機修飾的單壁碳納米管。
  13. The electrons are transferred along the chain to a carrier molecule ( coenzyme q ), and then in sequence to a series of cytochromes, finally acting with the enzyme cytochrome oxidase to reduce an oxygen atom, which combines with two h + ions to form water

    電子沿呼吸傳遞到載體分子? ?輔酶q上,然後依次經一系列細胞色素分子的傳遞,最後與細胞色素化酶反應,原子結合兩個氫形成水從而被還原。
  14. Secondly, through the survey of expert and the methodology of key success factor ( ksf ), it concludes the concrete ksfs of air product and water processing facility product. the ksfs of air product : brand name, service assurance, marketing network, large scale economic production, r & d ; the ksfs of water processing facility product : quality management, r & d, service assurance and marketing network - thirdly, through the methodology of value chain and core competence embodied with defined key success factor and main success factor, this paper analyses and evaluates the internal environment. it points out that air product has these advantages such as quality management competence, r & d competence, service assurance competence, large scale production competence, and has these disadvantages such as marketing network, brand name, cost control

    本文首先運用pest分析法和波特的五種競爭力量模型,對奧神公司的臭空氣系列產品和臭水處理工程產品所處的宏觀環境、競爭狀況進行了分析和評價,認為奧神公司產品面臨著國家產業政策扶持、不斷增長的環保需求、人們對清潔空氣和潔凈水的需求增長等發展機會,也面臨著行業市場不規范、市場競爭激烈、用戶討價還價能力強等威脅;其次,通專家調查,運用關鍵成功因素理論,分析得出臭空氣凈化系列產品市場的關鍵成功因素是品牌建設、服務保障能力、營銷網路建設、規模經濟水平、產品研發能力:臭水處理設備市場的關鍵成功因素是質量管理能力、研發創新能力、服務保障能力、營銷網路建設;再次,運用價值理論、核心競爭力理論並結合所確定的關鍵成功因素和主要成功因素對奧神公司產品所處內部環境進行了分析,認為臭空氣凈化系列產品擁有質量管理能力、產品研發能力、售後服務保障力、規模生產能力的優勢,同時面臨著營銷網路建設、品牌建設、成本控制能力方面的劣勢。
  15. This process can build chainlike organic molecules from carbon monoxide and hydrogen

    這個程序,可以用一化碳和氫建造狀的有機分子。
  16. Though they both can do the carry work of h +, but the mechanism are different, ucp1 can uncouple the correlation between the oxidation phophorylation and the respiratory chain or the flux of h +

    雖然兩者都可以產生質子泄露,但是機制不同。 ucp1是通化磷酸化與呼吸解偶聯。
  17. Recently, a new gene dr0167 ( pprl or irre ) that serves as a general switch for downstream dna repair and protection pathways via its regulatory function on the gene expression of reca, ppra was discoveried. expression of d. radiodurans pprl also promotes dna repair and protection pathways and enhances the radioresistance of e. coli. this finding provides a new clue to understand the mechanism of dna repair, especially double strand break ( dsb ) repair

    最近我們實驗室在耐輻射球菌電離輻射敏感株中鑒定了一個與電離輻射抗性相關的基因ppri ,該基因可能通調控dr細菌reca 、 ppra等基因的表達加速對電離輻射引起的dna損傷修復,而在大腸桿菌中表達ppri基因能促進reca 、 soda等表達水平顯著提高,使其抗輻射和抗化能力明顯增強,這將為我們理解其特殊抗性機制,特別是雙斷裂修復提供新的線索。
  18. A male patient of 10 years old gave his chief complaint of slow movement and unclear vision in the xishan department of neural regeneration and functional reconstruction in beijing shijingshan district in october 16th 2005

    0引言x -連鎖腎上腺腦白質營養不良是一種遺傳性代謝疾病,由於飽和極長脂肪酸在化酶體內-化障礙,以致飽和極長脂肪酸在血、腦白質、腎上腺皮質等器官和組織大量積聚,引起中樞神經系統脫髓鞘和腎上腺皮質萎縮或發育不良。
  19. Using colophony - paraffin ( cp ) embedding tissue section technique and immunohistochemical streptalidin - peroxidase ( sp ) method, we have investigated the distribution of 5 - ht neurons in the brain of camponotus japonicus ( big worker ant ), compared the immunoreactivity with gaba, and primarily discussed the character of 5 - ht distribution. the results show that 5 - ht immunoreactive processes originate from a relatively small number of cell bodies but each neuron has processes over a large volume of the neuropil of the brain

    本實驗採用樹脂石蠟( cp )組織包埋切片技術和黴菌抗生物素蛋白-化物酶( sp )免疫組織化學方法,研究了5 - ht能神經元在日本弓背蟻( camponotusjaponicus )大工蟻腦中的分佈情況,並與gaba的分佈進行了比較,初步探討了5 - ht在各個腦區的分佈規律和特點。
  20. Silylate - terminated polyurethanes with built - in hydrophilic sites were synthesized. when the polymer is dispersed in water, the silane alkoxy end - groups of the polymer undergo hydrolysis, followed by condensation to form a stable cross - linked aqueous dispersion. tem studies indicated that with more incorporation of hydrophilic sites, the particle size of the dispersion decreased. it was also found that the film property depended on the particle size when the crosslinking density in particels was much higher. the average molecular weight of the elastically effective network chain mc measured by swelling experiments shows fairly good agreement with the theoretical value of mc. it was also found that the cross - linking density of the casting film may increase during the film formation and drying process

    將硅烷封端的含親水基團的線性聚氨酯預聚體分散於水中,獲得穩定的聚氨酯分散體.由於硅基團水解、縮合,在分散體粒子內產生擴交聯反應,生成了交聯水基聚氨酯分散體.透射電子顯微鏡研究表明分散體粒徑小、分佈寬.掃描電子顯微鏡研究了成膜結構及成膜性能與粒徑的關系.溶脹實驗計算獲得的兩交聯點之間的平均分子量與理論平均分子量相符.研究還發現此分散體膜在乾燥程中可進一步交聯.膜的水溶脹及機械性能表明,此分散體具有極大的工業應用價值
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