烷基化作用 的英文怎麼說

中文拼音 [wánjīhuàzuòyòng]
烷基化作用 英文
alkylation
  • 烷 : 名詞[化學] （有機化合物的一類） alkane
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  1. Nanoparticles, alkylated nanoparticles and composited nanoparticles have different influence on the microcrystalline size of crystallizable polymer ( i. e., pp and pe )

    通過xrd測試我們發現，納米粒子、烷基化納米粒子和復合納米粒子對結晶型聚合物（ pe和pp ）的微晶尺寸有著不同的作用。
  2. The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.

    化合物庚烷的主要用途是作為雙基推進劑的增塑劑。
  3. The methods - three dimension fabric - enforced laminates, and sparse fabric - enforced laminates, layer - enforced laminates ? to enhance the interlaminar toughness of fabric - reinforced laminates were discussed in this paper. the stitching method to enhance interlaminar toughness of stitched - laminates was mainly discussed in this paper based on our research and experiment. the middle - alkali glass fabric used as enforced - material with thickness of 0. 2mm, 3 section 600 deniner kevlar yarn is used as stitching thread in this research, which improved lock stitching way and different kinds of stitching mode were adopted

    以提高層合板復合材料的層間斷裂韌性（能量釋放率）為目標，採用中堿玻璃布為增強材料，對疊層后的玻璃布，採用凱芙拉縫合線、改進的鎖型縫合方法、不同的縫合工藝進行了縫合；基體採用的是不飽和樹脂，固化劑為過氧化甲乙酮，促進劑為環烷酸鈷液；在室溫下採用真空輔助rtm （ resigntransfermolding ）成型固化方法，製作了不同縫合工藝的玻璃布增強復合材料層合板。
  4. The experiments showed that there also existed a parallel reaction between cca and so3 as well as an intercrossing reaction between caprolactam and nitrosyl sulfuric acid, except for the nitrosation of cca

    實驗證實了該過程伴有環己烷羧酸與三氧化硫作用的平行副反應以及己內酰胺與亞硝基硫酸作用的串聯副反應，由此提出了亞硝化過程的反應動力學模型。
  5. Prepar1ng po1 ypropy1ene / montmori l lon 1 te nanocomposi tes ( pcn ). ma1 ei c anhydride ( mah ) / styrene ( st ) was app1 ied to graft wi th pp and montfnori 1lo - nite was interca1ated by ppalg - - mah / st in the same t1me. effects of intercalat ion agent htab on the basal spaci ng ( d., . )

    首先考察了插層劑對蒙脫土片層間距的影響，小角x -衍射表明在插層劑十六烷基三甲基溴化銨（ htab ）的作用下，無機土片層間距最大可被撐至4 . 0nm ，並且d _ （ 001 ）值與插層劑的濃度大小有密切的關系。
  6. The hydrocarbon diperchlorate products have utility as detonatable sensitizers for explosives and alkylating agents.

    二過氯酸烴基酯產物可用作起爆藥的敏化劑及作為烷化劑。
  7. A butylated hydroxyanisole or butylated hydroxytoluene or mixtures thereof within the limits specified in part ii of this schedule may be used in conjunction with propyl gallate or octyl gallate or dodecyl gallate or mixture thereof within the limits specified, provided that the total amount of antioxidant shall not exceed, in the case of anhydrous oils and fats and vitamin oils and concentrates, and partial glycerol esters, 300 parts per million, in the case of butter for manufacturing purposes, 240 parts per million and in the case of essential oils and isolates from the concentrates of essential oils, 1000 parts per million

    A不超逾本附表第ii部所指明分量的經丁化作用的羥基茴香醚或經丁化作用的羥基甲苯或其混合物，可與不超逾指明分量的丙基?酸鹽或辛基?酸鹽或十二烷基?酸鹽或其混合物同時使用，但添加於無水食油及脂肪維他命油及其濃縮物及部分丙三醇酯的抗氧化劑總分量，不得超逾百萬分之300 ，添加於作製造用途的牛油的抗氧化劑總分量，不得超逾百萬分之240 ，而添加於香精油及香精油濃縮物的分離物的抗氧化劑總分量，則不得超逾百萬分之1000 。
  8. Therefore, it is important to study the profiles of gene expression, which will help understand the global cellular stress responses to chemical carcinogens, and further elucidate the mechanisms of nontargeted mutagenesis

    所以，從整體上研究烷化劑作用后細胞基因表達譜改變，對于了解化學致癌物誘發的哺乳動物細胞應激反應的全貌和揭示非定標性突變的發生機制具有非常重要的意義。
  9. In contrast, most mature somatic cells in human tissues express undetectable or low telomerase activity, implying the existence of a stringent and negative regulatory mechanism. in this study, we report the effects of cisplatin on telomerase activity in human ovarian cancer cells. the special relationship between activity and cancer has a important application value

    順鉑（ ddp ）是卵巢癌化療中最有效的基礎藥物之一，它是一種類烷化劑的抗腫瘤藥物，為細胞周期非特異性藥物，可作用細胞周期的任一時相，利於臨床的聯合用藥，但由於ddp的諸多毒副作用及卵巢癌細胞易產生對其耐藥性，常使化療效果不滿意。
  10. 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

    以系列烷基胺和五氧化二釩為原材料，通過簡單的水熱反應合成出了氧化釩納米管，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鏈長度的不同在很大范圍內變化，通過採用不同碳鏈長度的烷基胺（ c _ nh _ （ 2n + 1 ） nh _ 23 n 20 ）作為模板，來控制氧化釩納米管的層間距，層間距可調控范圍從1 . 25nm到3 . 82nm 。
  11. The function of c2h1obn in ni - w - b alloy electrodeposition has been studied by means of cyclic voltamxnetry ( cv ), the deposition mechanism of ni - w and ni - w - b alloy studied by potentiostafic step and their structures before and after heat treatments investigated by xrd and dsc. the effects of bath compositions and deposition conditions on the structure and properties of ni - w - b alloy and ni - w - b - ptfe composite coatings were explored

    本文主要以ni - w - b合金為研究對象，運用循環伏安方法研究二甲基胺硼烷在ni - w - b合金電沉積過程中的作用、階躍電位研究ni - w合金和ni - w - b合金電結晶機理、 xrd和dsc方法研究ni - w合金和ni - w - b合金電沉積層的結構以及合金在熱處理過程中的結構變化。
  12. The catalytic activity of ( hmbp ) 2ticl2was lower than - diketonate titanium catalysts. the catalytic activity of dinuclear - diketonate titanium catalysts was comparative to mononuclear ones. however, the dinuclear - diketonate titanium catalyst showed the synergism effect, for example, the lower catalyst concentration and the molar ratio of al to ti, the activity reached the maximum value at 80, the melting temperature of polymer was enhanced

    2 -羥基苯酮鈦[ （ hmbp ） _ 2ticl _ 2 ]的催化活性低於-二酮鈦類催化劑；雙核催化劑在催化活性方面與對應單核催化劑相差不多，但在聚合規律上表現出與單核催化劑不同的雙核協同作用，如聚合所需的催化劑濃度、助催化劑甲基鋁氧烷mao量降低，活性在80時出現極值，熔點提高等，而且雙核催化劑是單活性中心催化劑。
  13. According to the preservatives in food regulations cap. 132bd, permitted antioxidants in specified food include only propyl gallate octyl gallate dodecy gallate, butylated hydroxyanisole, butylated hydroxytoluene and ethoxyquin. tbhq is not specified in the said regulations and it is not a permitted antioxidant in fats and oils in hong kong

    食物內防腐劑規例第132bd章規定，獲準添加於指明食物的抗氧化劑只限於丙基?酸鹽辛基?酸鹽十二烷基?酸鹽經丁化作用的羥基茴香醚經丁化作用的羥基甲苯及乙氧基奎。
  14. In this thesis, several new fluorescence carriers have been synthesized bearing a carbon chain with a terminal double bond introduced into the molecule and copolymerized with a monomer under uv irradiation on the silanized glass or quartz disk. the sensors prepared were studied. covalent immobilization effectively prevents the leakage of the carrier dye from the sensor membrane, a phenomenon that shortens the lifetime of ordinary optical sensors

    本論文合成了幾種含末端雙鍵、可共價固定的新型熒光化合物，並以此作為熒光指示劑，與膜基質單體在光引發劑作用下發生光聚反應共聚在經過硅烷化處理的石英或普通玻片上製成光極膜，制備了對一些物質有響應的熒光化學傳感器。
  15. The main chemicals used for disinfection purposes are halogenated compounds containing chlorine or iodine, alkalis such as sodium hydroxide or ammonium, phenols such as chlorhexidine acetate, aldehydes, such as the glutaraldehydes, ampholytes ( which may behave either as acids or as bases ), surfactants, and gases such as ethylene oxide

    在消毒中使用的主要化合物是含有氯或碘的鹵代化合物、氫氧化鈉或銨之類的堿洗滌劑、氯己啶之類的酚類、戊二醛之類的醛、兩性電解質（可作為酸類或基底使用） 、表面活化劑及環氧乙烷之類的氣體。
  16. Water quality - physical, chemical and biochemical methods - determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivitization

    水質.物理化學和生物化學法.固相萃取和衍生化作用后氣相色譜質譜法測定包括苯達松和羥基苯甲晴在內的選擇性苯氧烷類鋤草劑
  17. Synergistic inhibition between cetyltrimethyl ammonium bromide and nacl on the corrosion of cold rolled steel in the various concentrations of sulfuric acid

    十六烷基三甲基溴化銨與氯化鈉對不同濃度硫酸中冷軋鋼的緩蝕協同作用
  18. 4. the preparation of ddt - modified gold nanoparticles and the dicuss of their optical properties we preparated ddt - modified gold nanoparticles using brust approach. tem showed that ddt - modified gold nanoparticles had a uniform size and could be self - assemblyed to form a two - dimensional superlattice on a certain concentration ; we tried to assembly this nanoparticles to slippery substrate and studied their optical preproperties

    4 .十二烷基硫醇（ ddt ）修飾的金納米顆粒的制備及對其光學性質的探討本文採用了brust法制備了硫醇修飾的金納米顆粒，用電鏡進行了表徵，表明制出的金納米顆粒粒徑比較均一，而且在濃度相當的情況下，能夠通過化學鍵與范德瓦爾斯力之間的相互作用形成有序結構。
  19. Abstract : it is reported that in the presence of an appropriate amount of triethanol amine ( tea ) and dodecyltrimethyl - ammonium chloride ( dtac ), the sensitivity for the faas determination of molybdenum and the ability to eliminate interference are remarkably enhanced

    文摘:介紹了在火焰原子吸收光譜法中三乙醇胺及氯化十二烷基三甲基銨對鉬的增感作用及消除干擾的能力。
  20. In this paper, we make use of hexadesyltrimethyl, an approximate ammonium compounding ( 15 - ch2 - number 17 ), ocatadecylaminechloried as cation exchange agents. the montorillonite is treated with these agents, which results in marked increase in their organophilic properties. the orgnic - montmorillonite has been identified by x - ray diffraction, different thermal analysis and infrared adsorption spectra

    在本文中，我們分別用十六烷基三甲基溴化銨、一種混銨鹽（ 15主鏈- ch2 -數量17 ）和十八烷基氯化銨作為陽離子交換劑，對蒙脫土進行了改性，使之由親水性變成親油性，繼而採用熔融插層方法制備了聚乙烯/蒙脫土復合材料。
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