本烯基 的英文怎麼說

中文拼音 [běn]
本烯基 英文
crotyl
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • : 名詞[化學] (有機化合物的一類) alkene; olefince
  1. Textiles. tests for colour fastness. part z03 : intercompatibility of basic dyes for acrylic fibres

    織物.色牢度試驗.丙酸纖維用染料的內部兼容
  2. Textiles - tests for colour fastness - part z03 : intercompatibility of basic dyes for acrylic fibres iso 105 - z03 : 1996 ; german version en iso 105 - z03 : 1998

    紡織品.色牢度試驗.第z03部分:聚丙腈纖維用
  3. Recently, ldl apheresis has been applied in clinic and achieves a satisactory effect. in this dissertation, the tripeptide, serine - aspartic - glutamic acid ( sde ), which existes in the cooh - terminal end of the seven repeats in the ligand binding domain of the ldl receptor and plays an important role in identifying ldl, was synthetized and immobilized onto the polyacrylamide ( paam ) beads as a bionic adsorbent for selective removal of ldl from plasma

    論文以絲氨酰-天冬氨酰-谷氨酸( sde )負電性三肽(此三肽廣泛存在於ldl受體配體結合域7個重復序列的羧末端,對ldl受體特異性識別ldl起著重要作用)作為配體固定到聚丙酰胺微球載體上製成仿生性ldl親和吸附劑,考察其對人血漿中ldl及hdl的吸附功效。
  4. The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm

    論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的膜;選用聚乙醇和聚酰胺為表面功能層材料,分別探討了以羥丁二酸和磺水楊酸為混合交聯劑,採用浸塗法制備了聚乙醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。
  5. 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-甲酰氧三甲氧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,證實了研究所制備的有機硅改性丙酸酯共聚物具有比純丙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: ?甲酰氧三乙氧硅烷和?甲酰氧三異丙氧硅烷;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酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  6. In this paper we studied the intercalation behavior of a new host matrix of x = l of zirconium proline - n - mtthyl phosphonate - phosphate ( a - zpmpp ), we successfully introduced butylamine heptylamine decanylamine ethanolamine diethylenetriamine ( 2e3a ) triethyleneteriamine ( 3e4a ) and tetrathyleneoctamine ( 4e5a ) guest molecules into a - zpmpp interlayer space. the intercalation complex were characterized by ir spectrum x - ray diffraction and tg - dsc thermal analysis, it has been found that a - zpmpp possess different intercalation behavior from a - zrp. because of the bulk of proline group, it affected the amount of guest molecule, mono - alkylamine form mono - molecule layer in the interlayer space, butylamine, decanylamine and ethanolamine form mono - layer and the carbon chain form 90 degree ordered assembly with the zirconium floor of a - zpmpp, every host molecule absorbed 0. 5 guest molecule

    文報道首次以x ? l的層狀(脯氨酸十一甲磷酸一磷酸氫)鉛( a zpmpp )為主體底物,成功地將客體分子:正丁胺、正慶胺、正癸胺、乙醇胺、二乙三股、三乙四胺、四乙五股插入層狀化合物a zpmpp的層間,通過紅外光譜( ir ) 、 x射線衍射( xrd ) 、熱重分析( tg dsc )等手段對插層復合物進行結構表徵,結果表明: x ? l的層狀(脯氨酸件一甲磷酸一磷酸氫)鉛具有不同於無機磷酸結的插層性能,由於層間脯氨酸團的體積較大,影響客體分子進入的數量,胺分子在層板間取單層排列。
  7. The process provides a facile way of producing hydrocarbl perchlorate from alkenes, cycloalkenes, aralkenes, alkanols, cycloakanols and aralkanols.

    文介紹了從鏈、環、芳鏈、鏈烷醇、環烷醇、芳烷醇來制備過氯酸烴酯的方便方法。
  8. The process provides a facile way of producing hydrocarbyl perchlorates, from alkenes, cycloalkenes, aralkenes, alkanols, cycloalknols and aralkanols.

    工藝程序提供了從鏈、環、芳鏈、鏈烷醇、環烷醇、芳烷醇來制備過氯酸烴酯的方便方法。
  9. This thesis was composed in three parts : ( 1 ) the performance of the catalysts for the oligomerization and polymerization of ethylene ; ( 2 ) the comonomer effect of the in - situ copolymerization of ethylene by the bis ( imino ) - pyridyl iron complexes and metallocenes ; ( 3 ) the in - situ copolymerization of ethylene by cobalt - based catalysts and metallocenes

    論文共分為3部分:催化劑性能的評價,雙亞胺吡啶鐵配合物與茂金屬復配催化乙原位共聚中的共單體效應以及雙亞胺吡啶鈷配合物與茂金屬復配催化乙原位共聚。
  10. First, three isozymic systems ( lactate dehydrogenase ( ldh ), esteraes ( est ), malate dehydrogenase ( mdh ) ) extracted from threepopulations of mandarinfishes were detected by discontinuous vertical plate polyacrylamide gel electrophoresis ( page ). several loci were tested but none polymorphic locus was detected in qiupu river population. the results showed that : ldh can be used as biochemical markers to identify these three populations of mandarinfishes

    首先,試驗採用聚丙酰胺凝膠電泳( page )對我省三個水域鱖魚群體3種同工酶( ldh 、 est 、 mdh )的不同因座位進行了檢測,結果表明: ldh同工酶可以作為區分秋浦河鱖魚、長江鱖魚兩個群體與萬佛湖鱖魚群體的生化遺傳標記;其次,運用rapd技術分析了三群體鱖魚的因組dna的多態性。
  11. Poly ( methacrylic acid ) ( maa ) and poly ( acrylic acid ) ( aa ) microgels have been prepared as templates by employing inverse emulsion polymerization techniques. four types of spherical organic - inorganic nano - composites have been prepared by introduction of precipitation agent into the pmaa / paa microgels containing appropriate rate metal ions

    課題開展了兩個模板體系的研究,即分別以丙酸( aa )和甲酸( maa )為聚合單體,利用反相乳液聚合方法合成了幾種包埋有不同金屬離子的高分子微凝膠。
  12. In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis

    論文主要是研究在同一種二灰碎石混合料(石灰、粉煤灰、集料的含量及比例相同)中分別摻入不同數量的鋼纖維、玻璃纖維、聚丙纖維,通過室內試驗對其抗拉強度、抗壓強度、抗壓回彈模量和乾燥收縮性能與纖維摻量和纖維品種之間的關系加以分析和研究,並在此礎上根據二灰碎石強度形成機理、乾燥收縮機理和數理統計、曲線擬合、方差分析的方法分析纖維品種和纖維數量對二灰碎石的力學性能和乾燥收縮性能的影響,最後得出纖維對二灰碎石的強度、抗壓回彈模量、乾燥收縮有很顯著的影響,並提出了相應的建議。
  13. The polydiene basic molecular structure is an excellent fuel.

    聚二分子結構是一良好的燃燒劑。
  14. By examining the new generation condutive polymer material 3 , 4 ? polyethylene dioxythiophene ( pedt ), this paper investigated the edt monomer synthetic path and the optimum filming conditions of the compound pedt. based on this research, i also discussed the manufacturing processes and the related principles of the solid tantalum capacitors, when replacing the conventional inorganic material mno2 with the pedt as the negative pole

    文以新一代導電聚合物材料3 , 4 ?聚乙二氧噻吩( pedt )為研究對象,研究了edt單體合成路線及聚合物pedt的最佳成膜條件,並以此為礎,討論了以導電聚合物有機材料pedt取代傳統的無機材料mno2作陰極的固體鉭電解電容器的制備工藝及相關機理。
  15. For the first time, agbr organosol was obtained by using oleic acid to extract and modify the agbr nanoparticles in hydrosol. and the optimum molar ratio of oleic acid to agbr nanoparticles was found. agbr nanoparticles, modified by oleic acid were mixed with mma

    首次採用油酸萃取並包覆了水溶膠中的agbr納米粒子,制備了agbr有機溶膠;並找到了萃取率最佳時的油酸與agbr的摩爾比;再將油酸包覆的agbr摻雜到甲酸甲酯中,進行體聚合,從而制備了agbr光致變色有機玻璃。
  16. Methods : ( 1 ) the segregation of foreign target gene in the t1 by histochmical gus assays ; ( 2 ) identification of pure line from transgenic tomatoes ( tl ) through examining gus expression in pollens in conjunction with pcr analysis of marker gene ( npt ) ; ( 3 ) the transcript levels of leetrl or leetr2 in anti - sense transgenic plants ; ( 4 ) the phenotypes of the transgenic plants in tomato during whole life cycle under ethylene - treated and non - treated conditions

    研究以反義乙受體leetr1 , leetr2因番茄t _ 0代種子為實驗材料,利用gus因表達研究外源因的遺傳規律,並藉助于pcr技術對目的和標記因的鑒定獲得轉因t _ 1代材料。利用gus因在t1花粉中的表達鑒定獲得轉因純合植株。研究了轉因後代的生長發育模式、對外源乙敏感性,以及靶因的表達特性,初步探明了它們在乙受體系統中的功能。
  17. The present work is to develop a new high performance single component waterproofing construction putty powder with cement fly asb quartz powder cmc and pp fiber as its main constitutes. its result can be a basis to popularize cement putty and a reference to establish national criterion. firstly, the influence of some major materials on the basic performances of putty was studied, and find the major constitutes and mix proportion, simultaneity, the principle to select element is cheap unpolluted and comprehensive

    為了提高建築工程的裝修質量以及適應我國當前建築事業的發展要求,文選用水泥、粉煤灰、石英粉等常用建材並摻入適量纖維素、聚丙纖維及助劑配製出一種高性能單組分且具防水性的新型水泥膩子,成低廉且符合環保要求,其成果可作為推廣水泥膩子產品應用的依據,並對國家外墻膩子行業標準的制定提供參考。
  18. The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation, the violet visible spectrophotometer, the laser particle size analyzer and scanning electron microscopy ( sem ). the following aspects of the production technique were carefully studied : 1. the effects of surfactants, poly ( vinyl alcohol ) ( pva ), poly ( vinyl pyrrolidone ) ( pvp ), sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated

    研究的主要內容有以下三個方面: 1 、研究了陰離子表面活性劑、非離子表面活性劑、聚乙醇( pva ) 、聚乙吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、聚丙酸鈉( pa - na )對石墨在水中分散性和穩定性的影響; 2 、研究了分散方法、分散介質、 ph值及羧甲纖維素鈉( cmc )含量對石墨在水中分散性和穩定性的影響; 3 、研究了聚乙醇( pva ) 、聚乙吡咯烷酮( pvp ) 、海藻酸鈉( sa - na ) 、聚丙酸鈉( pa - na )四種助分散劑與羧甲纖維素鈉( cmc )復配對石墨在水中分散性和穩定性的影響。
  19. Three electrosynthesis methods of benzaldehyde and its derivatives are introduced in this paper, i. e., anodic oxidation of propenyl, hydroxyl and methyl of benzene rings, cathodic reduction of carboxyl of benzene rings, anodic substitution of methyl of benzene rings

    摘要文介紹了苯甲醛系列化合物的三種電合成方法:苯環上丙、羥和甲的陽極氧化,苯環上羧的陰極還原,苯環上甲的陽極取代。
  20. Those metallocene branched polyethylene exceed all others in basic properties with processing properties being close to the general polyethylene

    開發的茂金屬支化聚乙性能優于通用聚乙,而加工性能接近通用聚乙
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