酸性反應 的英文怎麼說

中文拼音 [suānxìngfǎnyīng]
酸性反應 英文
acid reaction
  • 酸 : 酸構詞成分。
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  1. Poly ( lactic acid ) ( pla ) has been widely used as scaffolds for tissue engineering because of its good processability, good biocompatibility and suitable mechanical properties. but its catabolite would often induce erythrophlogosis. the preparation and properties of the pdlla / ha compound fiber and cell culture on the pdlla / ha unwoven meshes had research researched in this paper

    聚乳酸（ pla ）因其良好的生物相容性、生物可降解性以及良好的可塑性而被廣泛地應用於組織工程支架材料的研究，但是單一的聚乳酸長期在培養液或機體內因降解而易導致局部炎性反應。
  2. In order to find replacer for metronidazole and drug selection. some diesters or esters of acids containing nitrogen with metronidazole were designed and synthesized, which have difference in water - solubility. metronidazole was reacted with the corresponding amino or imino multi - carboxylic acid compounds in the presence of acetic anhydride or thionyl chloride or dcc. the intermediate of nitrilotriacetic acid with ac

    為尋找羥乙基甲硝唑的替代物，分別採用酸酐法酰氯法或dcc法，將氨基羧酸與羥乙基甲硝唑反應，得到5個親水性不同的單酯或二酯，用ms譜確證了次氨基三乙酸與乙酸酐反應的中間物，並對得到的酯的
  3. When vitamin c reacts with nitrite in acid it forms nitric oxide. however, the nitric oxide can diffuse into fat ; react with oxygen to form nitrosamine - generating chemicals

    當維生素c在酸性環境下與亞硝酸鹽反應時，生成一氧化氮。然而，一氧化氮能夠擴散到脂肪中去；與氧反應生成會產生亞硝胺的化學物質。
  4. Thirty - one crystals of polyoxometalates ( 1d, 2d, 3d ) were prepared by means of middle hydrothermal technique, molecular design and self - assembly, and characterized structurally by single crystal x - ray diffraction. the thermal stability, activity of catalysis and magnetism of some compounds were systematically studied. the continuous appearance of p - v - o, p - mo - o, v - mo - o, v - o system with novel structure enrich polyoxometalate chemistry, the reaction characterization and the synthesis law of molybdates, tungstates and vanadates under hydrothermal conditions were explored

    由於p - v - o 、 p - mo - o 、 v - mo - o 、 v - o體系新結構不斷出現，豐富了多金屬氧酸鹽化學，探討水熱條件下釩、鉬、鎢物種的反應特性和生成規律，研究原料的選擇、配比、加料順序、濃度、酸度、反應溫度、反應時間等因素對產物的生成及結構的影響，為新的催化劑、導電材料、磁性材料的研製與開發積累經驗。
  5. The soil of tsochen s farmland is chalky, saline, low in organic matter and strongly alkaline ph 8. 5, but because of this the area s red bananas musa coccinea, luzon bananas m. basjoo, fragrant manjack cordia dichotoma, yams, bird s - nest ferns and mangoes are all especially tasty

    另外，左鎮鄉的耕地含有大量高鹽分的白堊土質，缺乏有機質，使得土壤呈鹼性反應酸鹼值高達8 . 5 ，但卻使得當地產出的紅香蕉呂宋蕉破布子山藥山蘇芒果，特別香甜可口。
  6. It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance

    本課題制備了wo3材料，並以它為基材，製作了三甲胺氣敏傳感器，研究了其對三甲胺的氣敏性能，尤其是低工作溫度下的氣敏性能，得到結果如下: 1 、本課題以鎢酸鈉和濃鹽酸為反應物，用溶膠凝膠法制備了納米wo3材料，並採用x射線衍射分析儀（ xrd ） ，掃描電鏡（ sem ） ，透射電鏡（ tem ）對該材料進行結構分析和形貌觀察，研究發現材料的微觀結構與氣敏性能緊密相關。
  7. The activity of different solid acids and influences of reaction temperature, molar ratio of benzene and nitrating agent on benzene nitrofication were discussed

    討論各種固體酸催化劑對苯硝化的催化活性、反應溫度、苯與硝化劑物質的量比等工藝條件對硝基苯基本收率的影響。
  8. Thus, the success of nscs therapy is determined by the induced differentiation and the effect of micro - enviroment on the survival, proliferation and differentiation of it. the isolation and culture of nscs in vitro successfully is the presupposition for its research. to avoid the influence of unknown factors exiting in serum on nscs " differentiation, serum - free medium with egf and bfgf as mitogens to stimulate proliferation and inhibit differentiation in vitro was introduced through a long period of search

    澱粉樣蛋白（ amyloidpeptidy ， a ）是澱粉樣蛋白前體蛋白（ amyloidprecusorprotein ， app ）異常代謝產生的含有39 ? 43個氨基酸殘基的疏水肽，可聚合成不溶的纖維形式或不定型顆粒狀結構，導致各種毒性反應，在阿爾茨海默病（ alzheimer ' sdisease ， ad ）發病中起著至關重要的作用。
  9. Tem reveals that the complex possessed good dispersibility in the system and the status varied reversibility with the ph value and the size of the complex is within 20 ~ 40nm. the complex was characterized by ft - ir, uv - vis, fluoresence and electrical conductivity methods. paa - ag nanospheres were also synthesized by coordination of polyacrylic acid and silver ( i ) ion and queued in line in lr

    本論文還以低分子量的聚丙烯酸和硝酸銀為主要原料，通過控制體系的ph值合成響應環境ph值變化的聚丙烯酸銀納米微球和納米柱狀物，通過tem觀察尺寸達20 - 40nm ，用ir 、 uv - vis 、熒光、電導率法分析聚丙烯酸和銀的配位作用、所形成配合物的組成與結構，並將聚丙烯酸和硝酸銀置於「線性反應器」中進行配位聚合，合成出線性排列的paa - ag納米微球。
  10. By calcining low humidity pelleted kaolin, a kind of metakaolin pellet, inside which the macroporous structure developed ， has been prepared. the structure remarkbly benifits reactant ion transference. so, the variety has high acid leaching reactivity, even coarse as the pellets are, its reaction kinetic is still maintained zero order up to a significant conversion rate

    在用鹽酸加熱浸取時，該類球粒內的鋁質組分表現出高酸溶反應活性，不同粒級的該類球粒有相似的浸出率時間曲線，且大部分鋁能被迅速浸出。
  11. The specificity of the nucleic acid probe was very strict. lt reacted positively with iltv dna only and it react negatively with the nuleic acid of ndv, bv and ibdv. the sensitivity of this kind of probe is very high. ilt could even detect 20pg ' s iltv dna

    結果表明：該種核酸探針具有高度的特異性，它僅與iltv的dna呈現陽性反應，而與新城疫病毒、傳染性法氏囊病病毒和傳染性支氣管炎病毒的核酸等均呈陰性反應。該種探針具有高度的敏感性，能夠檢測到20pg的iltv的dna 。
  12. Relationship between fructose - 1, 6 - diphosphate and gastrointestinal reperfusion and systemic inflammatory response

    6二磷酸果糖對胃腸灌注與全身炎性反應關系的探討
  13. “ it is not clear yet whether the protectie effect of the mediterranean diet for chronic respiratory disease is due solely to its high content of antioxidants which are known to reduce the risk of tissue inflammation, or whether the lower leels of sugars and nitrates in such a diet also contribute

    「仍不是十分清楚，地中海食譜對慢性呼吸系統疾病的有效保護作用是否僅僅因為含有豐富的抗氧化劑，眾所周知，它是減少炎性反應的物質，還是得益於他們的食物中含較低水平的糖和硝酸鹽類物質。 」
  14. In this dissertation, the synthesized conditions, such as the initial concentration of ti4 +, the initial acidity, the reactive temperature and the reactive time, have been studied with their effects on the photochemical activity of the product and the four preparation methods have been compared and optimized

    並分別實驗研究了鈦液起始濃度、反應液起始酸度、反應溫度、反應時間等實驗條件對產品光化活性的影響，並對各制備方法進行實驗條件優化和優劣比較。
  15. The products are the raw material of polyurethane elastomer, coating and adhesives, which react with isocyanate to give a chemical grouting material that has been widely used for seepage - proofing and blocking up the loophole of tunnel, dam, underground projects and mine - pits, as well as foundation reinforcement

    本類產品為聚氨酯彈性體、塗料、粘結劑的原料，與異氰酸酯反應制得的化學灌漿材料，廣泛用於隧道、水壩、地下工程、礦坑層面的防水堵漏及建築物的地基加固。
  16. The effective method of nucleation and growth of nanoparticles as applied to synthesize w - and mo - containing polyoxometalates nanoparticles in precursor films by making use of their acidity or oxidative property. the controllable synthesis of nanoparticles can be achieved by increasing synthetic cycle of polyoxometalates. the composition, structure, and properties of the as prepared composite films have been characterized in detail by uv - vis, ftir, x - ray photoelectron spectra, scanning electron microscopy, atomic force microscopy, transmission electron microscopy and cycle voltammograms

    利用有效的在前體膜中成核、生長納米粒子的方法，使用keggin型鎢系、鉬系多酸，有目的地利用其酸性，強氧化性，在膜中發生反應，從合成出基於多酸的納米粒子，通過增加多酸的反應循環數，我們可以實現了納米粒子的可控合成，採用uv - vis光譜、 ftir光譜、 x -射線光電子能譜、掃描電子顯微鏡、原子力顯微鏡、透射電子顯微鏡、循環伏安對所制備的納米復合膜進行了組成、結構和性質表徵。
  17. A new accelerated method for determining the alkali reactivity of carbonate aggregate

    碳酸鹽反應活性的新快速鑒定方法
  18. The phase formation process and mechanism are also investigated : during the refluxing process of the pf6 - containing mixture, pf6 - reacted with the calcium ion in the mixture and nano - scale particles formed. after tray - drying, these particles remained with amorphous calcium phosphate. during the subsequent heat - treament, caf2 react with amorphous calcium phosphate and fha phase or fa phase formed

    研究發現其形成fha相的過程為：加入hpf _ 6 （或nh _ 4pf _ 6 ）的混合液經迴流后， hpf _ 6 （或nh _ 4pf _ 6 ）發生分解生成納米級的具有較高反應活性的caf _ 2相，在隨后的熱處理過程中，該相與產物中其餘的非晶相鈣磷酸鹽反應最終生成fha相或fa相。
  19. “ it is not clear yet whether the protective effect of the mediterranean diet for chronic respiratory disease is due solely to its high content of antioxidants which are known to reduce the risk of tissue inflammation, or whether the lower levels of sugars and nitrates in such a diet also contribute

    「仍不是十分清楚，地中海食譜對慢性呼吸系統疾病的有效保護作用是否僅僅因為含有豐富的抗氧化劑，眾所周知，它是減少炎性反應的物質，還是得益於他們的食物中含較低水平的糖和硝酸鹽類物質。 」
  20. The formation process and mechanism are investigated : the adding of n ( ch2ch2oh ) 3 promoted the dissociation of cf3cooh in the starting solution and some non - volatile, fluorine containing intermediates can be remained after tray - drying of the solution. during the following heat - treatment process, the intermediates decomposed and further react with the rest amorphous calcium phosphate, leading to the final formation of fha or fa phase. the fluorine content in the fha phase obtained could be tailored by the content of cf3cooh added.

    發現cf _ 3cooh只有在加入n （ ch _ 2ch _ 2oh ） _ 3的條件下才能形成fha相和fa相，其機理是：在溶液中加入n （ ch _ 2ch _ 2oh ） _ 3能夠促進溶液中cf _ 3cooh的離解，形成無揮發性的含氟過渡化合物，溶液快速乾燥后的中間產物中仍能保留過渡性的含氟化合物，在隨后的熱處理過程中，過渡化合物分解並與非晶態的鈣磷酸鹽反應最終生成fha相或fa相。
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