熱烷化 的英文怎麼說

中文拼音 [rèwánhuà]
熱烷化 英文
thermal alkylation
  • 烷 : 名詞[化學] （有機化合物的一類） alkane
  1. The diphenylamine was deuterated by refluxing with a mixture of heptane and for an hour.

    將二苯胺與正庚烷和的混合物加熱迴流1小時，可使二苯胺重氫化。
  2. < uk > the diphenylamine was deuterated by refluxing with a mixture of heptane and for an hour. < / uk >

    < uk >將二苯胺與正庚烷和的混合物加熱迴流1小時，可使二苯胺重氫化。 < / uk >
  3. A bottom layer of nickel catalyst was provided to promote the endothermic reaction of steam and methane.

    底層鎳催化劑促進蒸汽和甲烷的吸熱反應。
  4. Their properties have been investigated by using scanning electronic microscopy ( sem ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), thermogravimetry - differential thermal analysis ( tg - dta ), infrared spectroscopic analysis ( ir ), and gas chromatography ( gc ), etc. the effects of the mulser ' s stirring rate and the emulsifier concentration on the properties of encapsulated pcms have been systematically studied, and nanopcms have been obtained by increasing the stirring rate or the emulsifier concentration. the influences of different nucleating agents on micropcm performances have also been investigated in detail to search for a suitable nucleating agent to prevent micropcms from super - cooling

    首先，系統研究了乳化機轉速和乳化劑濃度對膠囊性能的影響，並通過提高轉速或乳化劑濃度獲得相變材料納膠囊；其次，系統研究了不同成核劑對微膠囊性能的影響，找到合適的成核劑抑制了相變材料微膠囊的過冷現象；再次，詳細研究了環己烷對膠囊性能的影響，並通過添加適量環己烷提高了相變材料微膠囊及納膠囊的耐熱溫度。
  5. The earth requires greenhouse gases, including water vapor, carbon dioxide and methane, to prevent some of the heat from the received solar radiation from escaping back into space, thus keeping the planet hospitable for protozoa, shetland ponies and lindsay lohan

    地球需要水蒸氣、二氧化碳、甲烷等溫室氣體，把部份的太陽輻射熱能留在大氣層里，好適合原生動物、雪特蘭迷你馬，以及好萊塢女星琳賽蘿涵居住。
  6. The earths atmosphere contains so - called greenhouse gases such as carbon dioxide co 2 and methane that trap the suns heat like a blanket near the earths surface. this keeps the earth warm rather like the way the glass traps the heat in a greenhouse

    地球的大氣層含有溫室氣體如二氧化碳和甲烷等，功能像毛毯一樣把太陽的熱力覆蓋在接近地球表面的范圍，就像玻璃把熱力保存在溫室內一樣，保持地球溫暖。
  7. Abstract : by modifing epoxy resin with functional polysiloxane, the reduction of the internal stress of encapsulant made from polysiloxane - modified epoxy was realized. the thermal and mechanical properties of the modified epoxy encapsulant were introduced

    文摘:綜述了用功能性聚硅氧烷對環氧樹脂封裝料進行改性從而實現環氧封裝料低應力化的幾種方法；並對改性后封裝料的結構、熱性能和機械性能作了詳細介紹。
  8. The change is subtle but troubling because carbon dioxide and methane constitute the primary greenhouse gases in the atmosphere, returning heat to the earth instead of allowing it to escape into space

    這項改變雖不易察覺，卻會造成問題，因二氧化碳與甲烷構成大氣中主要的溫室氣體，熱會被保留在地球而難以散逸到太空中。
  9. Aliphatic alcohol ehter alkyl capping series products have many particular properties, such as, low foam, strong lipophilicity, strong acid - base stability, good emulsification, low pour point, little viscosity change, chlorinated stability, heat resistivity and good property of anti - coking

    脂肪族醇醚的烷基封端系列產品具有很多獨特的性質，如泡沫低、新油性強、酸堿穩定強、乳化能力好、流動點低、粘度變化小，氯化穩定性、耐熱性、抗結焦性能力好。
  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. A two - dimensional model is proposed for simulation of gas phase cracking of 1, 2 - dichloroethane ( edc ) to produce vinyl chloride monomer ( vcm ) in tubular reactor furnace, in which side reaction of coke precursor formation is taken into consideration

    摘要建立了二氯乙烷在管式反應器中進行氣相熱裂解的二維模型，模型考慮了二氯乙烷熱解生成氯乙烯的主反應和生成焦前體的副反應以及氣體密度變化對裂解反應的影響。
  13. This paper introduces the new approach of biogas usage abroad : upgrading the biogas by purification and concentration, it could become high calorie gas fuel as a direct substitute for natural gas, and used in natural gas - fueled equipment, vehicles ( ngvs ), and the related

    摘要本文介紹了當前國內外沼氣技術應用的動態：利用濃縮凈化技術把沼氣改進成高熱值的生物質甲烷，並將其用到天然氣應用的相關領域，可為中國沼氣應用的發展提供一些借鑒和思考。
  14. This dissertation focuses on how to develop a high performance damping mechanism based on multi - energy transitions, which is independent or little dependant with the viscoelasticity of polymer matrix. three sections are mainly included in this dissertation as follows : chlorinated polyethylene ( cpe ) / piezoelectric ceramic ( pzt ) / vapor grown carbon fiber ( vgcf ) composites ; cpe / 2, 2 ' - methylene - bis - ( 4 - methyl - 6 - cyclohexylphenol ) ( zkf ) / vgcf composites ; organic hybrids made from cpe and small molecules cpe / pzt / vgcf composites : the damping composites of multi - energy transitions mechanism were produced by mixing pzt and vgcf into cpe. in this system, the mechanical vibration energy that was transmitted to cpe was found to convert into joule ' s heat through conduction paths between vgcf in the polymer matrix, so the vibration fades away

    本論文主要包括三個方面的研究內容： ?氯化聚乙烯（ cpe ） /壓電陶瓷（ pzt ） /氣相生長碳纖維（ vgcf ）復合材料； ? cpe /雙[ （ 2 -羥基- 3 -環己基- 5 -甲基） -苯基]甲烷（ zkf ） / vgcf復合材料； ? cpe基有機小分子混雜型復合材料cpe / pzt / vgcf減振復合材料：利用壓電和導電填料填充高聚物基體，當復合材料受到機械振動時，通過高聚物基體將機械振動能傳遞到壓電陶瓷粒子上，利用壓電陶瓷的壓電效應，將機械能轉換成電能，則電流在導電粒子產生的迴路中流動，由於導電迴路具有一定的電阻，所以電能又轉變成熱能耗散掉，從而起到減振的目的。
  15. O - or n - alkylation was carried out directly by simple heating the mixture of carboxylic acid or amine with quaternary ammonium salt

    將羧酸或胺類化合物與季銨鹽進行簡單的混合加熱，便可直接得到o -或n -烷基化產物。
  16. Portable heating catalytic methane alarm detector

    便攜式熱催化甲烷檢測報警儀
  17. Development of control circuit of chemical agent dipping device for intelligent methane thermal catalytic sensors

    智能甲烷熱催化元件浸藥裝置控制電路的研製
  18. The concentration of mathane monitor controlled by chip microprocessors, is able to sound the alarm bell based on the limit of mathane concentration, and start device to drain the gas at the same time

    本文設計的用單片微機控制的甲烷濃度報警監控儀，是採用熱催化原理（俗稱黑白元件）探頭製成的甲烷濃度測量儀，適用於中小型煤礦井下各作業場所中測量空氣中的甲烷濃度。
  19. The tlow distance and gelating time of the nanocomposites were shorter than that of the pure pf, which meet the standard of the pf used in frictional materials. compared to the pure pf, the silica7pf nanocomposites exhibited excellent heat stability only in nitrogen atmosphere, however, so do vermiculite / pf nanocomposites in both nitrogen and air atmospheres. compared to the brake pad based pf resin, the wear rate of the present one based with silica / pf nanocomposite decreased obviously, especially in high temperature

    用烷基銨ctab和kh - 560對蛭石進行有機化處理，通過原位聚合法制備了酚醛樹脂接枝改性sio _ 2納米復合材料、酚醛樹脂kh - 560改性sio _ 2納米復合材料、酚醛樹脂ctab改性蛭石納米復合材料、酚醛樹脂/ kh . 560改性蛭石納米復合材料，採用ftir 、 xrd 、 afm和tg分析與流動距離、凝膠化時間的測試，研究了所制備的酚醛樹酯納米復合材料的結構、固化行為和熱穩定性能，並研究了以酚醛樹酯納米復合材料為基體的剎車片摩擦磨損性能。
  20. Although samples were in a hot reflux for a long time at 85 in the experiment, and 5 ? molecular sieve of the adsorbed sample was acidized by hydrofluoric acid, the analytical method was tested to have little influence on carbon isotopic composition of the saturated hydrocarbons before and after complexation

    盡管實驗過程中樣品經過85長時間加熱迴流及吸附樣品的5 ?分子篩用氫氟酸酸化處理，但實驗結果經儀器檢測，證明該方法對正構烷烴碳同位素值影響因素不大。
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