纖維比表面 的英文怎麼說

中文拼音 [xiānwéibiǎomiàn]
纖維比表面 英文
specific fiber surface
  • : 纖形容詞(細小) fine; minute
  • : Ⅰ動詞1 (連接) tie up; hold together; link 2 (保持; 保全) maintain; safeguard; preserve; keep ...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 纖維 : fibre; staple; filamentary
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  1. There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared

    實驗研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方的變化現為:隨日齡增加,根長/株高值日益增大;根系逐漸發達;體積與葉逐漸增大;皮細胞體積變小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的皮毛密布,柵欄組織日益發達;而細胞間隙日漸變小;海綿組織逐漸消失;葉結構常為典型旱生結構? ?等葉;晶細胞及細胞數目增多;輸導組織、機械組織日漸發達;具有管束鞘等等。
  2. Firstly, the surface characteristic of polystyrene particle is changed from water detesting to water intimity by using special techniques and admixtures so mat the compound quality with inorganic materials is insured. secondly, the contradiction between the weight and strength is solved through optimizing the particle size and using composite fiber and the best heat conductivity is achieved under the condition that the necessary strength is met. in the research process, the author solved the problem of fiber dispersing in insulating materials so that the contraction of the material is controlled

    課題研究中,首先採用特殊的改性工藝及外加劑實現對聚苯乙烯顆粒的成功改性,使其由憎水轉化為完全親水,確保與無機材料的復合質量;其次,通過採用優化骨料級配及使用復合等措施解決了保溫材料的輕質與強度的矛盾,使保溫材料在滿足必要的強度的前提下,導熱系數降至最小;並且,課題研究中成功解決了在保溫材料中均勻分散的問題,達到了抑制保溫材料收縮的目的;最後,通過採用復合外加劑、合適的膠凝材料及合理的配等措施確保該保溫材料具有良好的和易性,滿足施工的要求。
  3. Micro-occlusion was more important for tougher surfaced natural fibers than for smooth, round man-made fibers.

    微觀的吸留現象在粗糙的天然在光滑的圓形化學上較為重要。
  4. Through direct pullout test, we examine the effect of the water to cement ratio, contend of steel fiber and silica fume on the bond behavior ; compare the bond behavior of two types of cfrp bars with difference surface treatment ( r1 bars and g1 bars ), and reprocess the one of inferior bond strength ; investigate the bond stress distribution along the bond length of cfrp bars, and assess the adequacy of some exist analytical models of bond - slip behavior to reproduce the experimental bond behavior

    本文主要通過直接拉拔試驗,考察水膠、鋼摻量、硅灰摻量以及cfrp筋的處理類型等材料參數對粘結性能的影響,並對粘結效果較差的cfrp筋研究了處理方法,以提高cfrp筋與rpc的粘結性能;通過在cfrp筋粘貼應變片,測定了粘結應力沿cfrp筋埋長的分佈情況,並對現有的粘結滑移本構模型與試驗結果的擬合效果進行了較。
  5. The recombinants were constructed by transforming ppic9 a - xynb into p. pastoris gs115. the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p. pastoris. in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity. the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1. xynbb was gotten by deglycasylation of xynba, whose molecule weight returned to 23kd. we comparised the enzymatic properties of xynba expressed in p. pastoris, xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph, the optimal ph of xynb and xynba were both 5. 2, the optimal ph of xynbb was 5. 0 ; the optimal temperature of xynb and xynba were both 60 c, while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883. 88iu / mg and 832. 5hu / mg respectively, which were both lower than 2814. 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21. 56 ( g / kg ) and 20. 87 ( g / kg ), while the km value of xynbb was 27. 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg. min and 5329umol / mg. min respectively which were lower than 27623 umol / mg. min of xynb ; additionally all of the three enzymes did not display cellulase activity. they all had well resistance to pepsion and trypsin, and were not sensitive to metal iron, surface active agent and chelating agent. the analysis of different xylans enzymatic hydrolysate revealed : by xynba, that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose, which account for 68. 43 % and 16. 50 % respectively, additionally there was 11. 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose, which account for 81. 78 % and 11. 55 %. the result indicated that this xylanase was a kind of 1, 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides

    進一步對xynba進行了脫糖基化處理得到xynbb ,其分子量恢復到23kd ,證明xynba是糖基化蛋白。通過對畢赤酵母重組達的木聚糖酶xynba 、脫糖基化的木聚糖酶xynbb以及橄欖綠鏈黴菌a1所產原酶xynb之間酶學性質的較發現:三種酶的最適ph差異不大, xynb和xynba均為5 . 2 , xynbb為5 . 0 ; xynb和xynba的最適溫度均為60 , xynbb降為50 :在耐熱性上, xynba由於糖基化作用熱穩定性明顯高於未糖基化的xynb和xynbb ; xynba和xynbb的活性分別為883 . 88iu mg和832 . 51iu mg ,明顯低於原酶的活2814 . 45iu mg ; xynb和xynba的km值相當,分別為21 . 56 ( g kg )和20 . 87 ( g kg ) ,而xynbb的km值較大為27 . 10 ( g kg ) ; xynba和xynbb的vmax相差不大,分別為4568 mol mg ? min和5329 mol mg ? min ,明顯低於xynb的27623 mol mg ? min此外三種酶均無素酶活性,對胃蛋白酶和胰蛋白酶有很好的抗性,且對作用環境中的各種離子、活性劑、螯合劑不敏感。通過對不同木聚糖的酶解產物的糖份分析發現:以樺木木聚糖為底物時,酶解產物主要為木三糖和木四糖,含量分別為68 . 43和16 . 50 ,另外還含有11 . 79的木二糖;以玉米芯木聚糖為底物時,酶解產物主要為木二糖和木三糖,含量分別為81 . 78和11 . 55 。
  6. Fiber reinforced plastic rebar ( frp ) is a new composite, which is composed of fiber acting as reinforced material, synthetic resin acting as matrix, and some adequate auxiliaries, and is formed through a pultrusion process and necessary surface process. it has a high strength to weight ratio, excellent non - corrosive characteristic, fatigue - resistant characteristic, strong designability and magnetic neutrality, so it can be used in the applications with special performance requirements or where reinforcing bars are subjected to severe chemical attack

    增強塑料筋是以為增強材料,以合成樹脂為基體材料,並摻入適量輔助劑,經拉擠成型技術和必要的處理所形成的一種新型復合材料,具有強度高、耐腐蝕性能好、可設計性強、抗疲勞性能好、耐電磁等獨特優點。
  7. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem徵原料微觀結構、摩擦及潤滑轉移膜形貌:用xrd進行原料物相分析,及較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性;用xps徵碳、固體潤滑劑摩擦前後、潤滑轉移膜的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。
  8. 5. the specific surface area of precipitation type of sepiolite ( short fibrous structure ) increased only from 65. 61 m2 / g to 98. 57 m2 / g. this means that this type was not the suitable catalyzer carrier candidate

    5 .沉積型(短結構)海泡石經過酸一熱活化處理后其積僅由65 . 61擴/ g上升98 . 57擴/ g ,因此不宜作催化劑載體。
  9. It increases the sections transverse strength for adding fiberglass felt, can form rich resin layer, make it has fine corrosion resistant and cataclasmproof features, be uses more and more widely in the projects

    使用玻璃氈加大了型材的橫向強度,並在形成富樹脂層,使其具有良好的防腐防碎裂等特性,所以鋼材具有更大的優越性,在工程中得到越來越廣的應用。
  10. The experiment result discovered the grafting effect of crylic acid and acrylamide were obvious which can be proved by the sem photoes. by the ft - ir testing of the grafted uhmwpe fabric, we discovered that some new polar groups were introduced to the surface. then by the dynamic wetting experiment of the grafted uhmwpe fabric, we concluded that the wetting time was a parabola relation with the graft ratio and the wetting time of the grafted uhmwpe fabric was less than that of untreated fabric. the results showed that after the coradiation grafting, uhmwpe fiber ' s surficial nonreactivity could be improved effectively

    通過對接枝uhmwpe織物的紅外光譜分析,發現其引入了許多新的極性基團。最後運用了動態浸潤性分析了接枝后的效果,得到所測浸潤穩定時間與接枝率成拋物線關系,而且接枝樣品的浸潤穩定時間都未處理樣品的浸潤穩定時間小些,這說明了共輻照接枝的方法可以有效地改善uhmwpe惰性,達到uhmwpe改性的目的。
  11. Phopholipase c - 1 ( plc - 1 ) is widely known to play an important role in regulating cell proliferation and differentiation, development of the organisms, cell transformation and oxidative stress. till now, the mechanism how phopholipase c - 1 acts can not be thoroughly illustrated, nor has the interaction between plc - 1 pathway and other signal pathways been systematically reported. this research chose 2 - de + ms as the basic method from all kinds of proteomics strategies and compared the total protein expression map of mef genetically deficient in plc - 1 ( plc - 1 - / - ) to that of wild type mef ( plc - l + / + ) aimed to find some protein spots differentially expressed, thus we can discuss the impact of knockout of plc - 1 on signal transduction initiated by growth factors such as egf comprehensively. in this way, we can study the biological function of plc - 1 and mechanism of plc - 1 pathway indirectly, which will contribute a lot to further analysis

    鑒于plc - 1發揮上述作用的機制尚未完全闡明, plc - 1通路與其他信號通路間的交聯和代償尚無系統報道,又因為以往的研究方法不夠全,本研究以野生型小鼠胚胎成細胞( plc - 1 ~ ( + / + ) )和缺失磷脂酶c - 1的小鼠胚胎成細胞( plc - 1 ~ ( - / - ) )為研究模型,在眾多蛋白組學策略中選擇了雙向電泳+質譜( 2 - de + ms )作為研究手段,通過對皮生長因子( egf )刺激24小時後上述兩種細胞的總蛋白質達差異,全地探討敲除plc - 1對生長因子誘導的信號傳遞的影響,從而間接研究plc - 1生物學作用、信號傳遞機制及其代償情況,為后續的深入研究打下基礎。
  12. Main research contents and achievements of this thesis is as follows : l. this paper carries through particular test and analysis to the basic physical - chemical properties of gaojiawang palygorskite, an environmental mineral fibre, by xay, ir, tem, sem etc. this paper has also discoursed upon the development appliance research status in quo and directions of palygorskite. 2. according to the preceding surface modification research achievements to nonmetal mineral materials, the author combines the self characteristics of palygorskite such as the ratio of length and diameter, typical nano - rank particle diameter, big ratio surface area, well - developed crystal growth imperfection and lattice defect etc. the author also designs organising modification ortho - experimentation of palygorskite by adopting iso - propyl alcohol as thinner of wd - 51 and ndz - 401, and acquires the best craft parameters and craft conditions for gaojiawang palygorskite original ore organising modification, namely : wd - 51 concentration 1. 6 % ( wt % ), modification temperature 120 ?, and modification time 60 mins ; ndz - 401 concentration 2. 0 % ( wt % ), c modification temperature 120, modification time 80 mins

    在前人對非金屬礦物材料改性的基礎上,結合環境礦物?坡縷石自身的特點(如:長徑、典型的納米粒徑、大積、發育的晶體生長缺陷和晶格缺陷等) ,通過對坡縷石有機化改性設計正交試驗,採用( ch _ 3 ) _ 2choh作為稀釋劑,獲得了採用wd - 51和ndz - 401對高家窪坡縷石原礦進行有機化改性的最佳工藝參數和工藝條件,分別為: wd - 51的濃度為1 . 6 ( wt ) ,改性溫度為120 ,改性時間為60min ; ndz - 401的濃度為2 . 0 ( wt ) ,改性溫度為120 ,改性時間為80min 。
  13. All three products can be used to encapsulate microorganism and cells grew well in different microcapsules prepared in three nacss. in the second pard of this paper, we studied nacs - pdmdaac microcapsule to culture bacillus subtilis which can produce nattokinase

    通過對不同規模下制得的硫酸素鈉產品在理化性質、制備微膠囊及在微囊化培養等方較,明研製過程有利於合成出高質量的硫酸素鈉,用於制備微膠囊。
  14. Theuhmwpe fiber has the high strength and high modulus characteristics, and the other mechanical properties are as well more outstanding, so the uhmwpe fiber gets the extensive application development in the each realm, particularly in the military protection realm. but the uhmwpe fiber exsits surfacial nonreactivity, with the weakness of the poor adhesion ability with the other materials

    超高分子量聚乙烯( uhmwpe )具有高模、高強的特性,其他機械性能亦較突出,故uhmwpe在各個領域尤其在軍事防護領域得到日益廣泛的應用。但是, uhmwpe存在惰性,與其他材料的粘合能力差的缺點。
  15. Aramid filaments are treated by a low - temperature plasma with different treatment times. the surface of filaments is observed by sem and the results show that the filament surface is smooth before the treatment and becomes more rough if filaments are treated for 6 minutes. in addition, it is found that the filament peels after 9 minutes of plasma treatment

    本課題採用低溫等離子體對芳綸進行處理后,用sem觀察,發現未經等離子體處理的較光滑;等離子體處理6分鐘后,變得粗糙,產生很多微小的刻蝕坑;等離子體處理9分鐘后,受到的刻蝕程度明顯增加,並產生剝離現象。
  16. By finding the big penetrating crack in wangpu aqueduct upper frusta structure, the task group has adopted the integrated measures of chemical perfusion, carbonized fibre reinforcement and doping external surfaces to effectively reinforce the work, and improved the reinforcing techniques considering the characteristic of hydraulic engineering, made remarkable benefit in social, economic aspects

    摘要針對王鋪渡槽上部墩柱結構出現的大開度貫穿性裂縫,經過全分析和多方案綜合對,採用裂縫化灌、碳加固、外刷塗水性環保型乳膠漆外墻塗料作為防護的綜合措施對原工程進行有效的加固處理,並結合水利工程的自身特點改進了加固技術工藝,取得了顯著的經濟和社會效益。
  17. The effective stiffness are compared with the ones by nozaki for n = 4. numerical results show that the nature of the imperfect interface has significant effect on stiffness of a convex polygon - shaped fibers composites

    並以正四邊形橫截作為算例,將所得有效模量與nozaki結果較,數值結果明界的非完美性質對凸多邊形增強復合材料的有效性能有明顯影響。
  18. Nitric acid has much more surface chemistry effects on the low modulus carbon fiber than high modulus one

    硝酸氧化對低模量碳改性遠高模量碳的大。
  19. It has shown that on untreated fiber surfaces, the high modulus fiber has much less functional groups than the low modulus fiber

    研究明,高模量碳化學基團含量要低模量碳的低。
  20. Preparation and performance characterization of activated carbon fiber felt with high - specific surface area

    積活性炭氈的制備及性能
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