有機酸存在 的英文怎麼說

中文拼音 [yǒujīsuāncúnzài]
有機酸存在 英文
organacidia
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 機 : machineengine
  • 酸 : 酸構詞成分。
  • 存 : 動詞1 （存在; 生存） exist; live; survive 2 （儲存; 保存） store; keep 3 （蓄積; 聚集） accumulat...
  • 有機 : organic organic
  1. Ammonifiers in suzhou creek can not use inorganic nitrogen and carbamide as nitrogen source ; additional carbon source and garbage lixivium have little influence on ammonifiers growth ; high content of salt and low temperature restrain ammonifiers growth ; alkalescent condition has little influence on ammonifiers, but acidic condition restrain ammonifiers growth ; the biomass of ammonifiers are not necessary correlated with the function of ammonifiers, adding glucose with 1g / l content into the water sample obviously promote the growth and function of ammonifiers. physiological groups of bacteria play significant role in the translation and

    蘇州河的氨化菌無法利用無機氮和尿素作為氮源；在營養條件充足時添加額外c源和富含有機物的垃圾浸出液對氨化菌的生長基本無影響；高鹽度和低溫抑制氨化菌生長；堿性條件對氨化菌的生長影響不大，酸性條件對氨化菌生長具有抑制作用；氨化菌生物量的消長與轉氨活性之間不存在必然聯系， 1g / l的葡萄糖對蘇州河水樣中氨化菌的數量和轉氨功能具有明顯的促進作用。
  2. The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north

    實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。
  3. Abstract : researches on unformaldehyde unironing finishing are summarized in this paper. functions and deficiencies of glyoralamido, water soluble heat reactive polyure thane, bishydroxyethyl - sulfoue, natural high precision chitosan, reactive organosilicon, amyloidosis epoxide, multiple carboxyl acid compound are also analyzed and compared

    文摘:綜述了無甲醛免燙整理方面的研究，分析比較了乙二醛-酰胺類整理劑、水溶熱反應性聚氨酯、雙羥乙基碸、天然高聚物殼聚糖、反應性的有機硅、澱粉改性物、環氧類整理劑、多羧酸化合物等無甲醛抗皺整理劑的功能以及各種整理劑存在的不足
  4. In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed

    為了探討玫瑰花抗氧化活性的影響因子，比較了不同乾燥方法、提取方法對其抗氧化活性的影響，發現：經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性；以水作溶劑提取時， 25 100范圍內水提液的抗氧化活性隨著溫度的升高而增強；通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為： 75乙醇為溶劑，液料比1 ： 10 ，提取3次，每次24h ； 75乙醇提取物依次用石油醚、乙醚、乙酸乙酯、正丁醇等有機溶劑進行兩相分部萃取，發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部，說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物； 4
  5. 3. amino acid assay found that besides the release of glu, preincubation with synaptosomes at 370c for 30 min enabled - agtx to reduce kcl induced asp, gly, gaba release from synaptosomes by 90 3 %, 94. 5 2 % and 95 1. 5 %, however ionomycin evoked release of these transmitters is not significantly affected. it is indicated - agtx has a common inhibitory effect on the release of these transmitters by a resemble mechanism

    氨基酸測定發現，與突觸體370c下共保溫30分鐘，除glu外， 18nm - agtx還可以有效抑制50mmkcl誘發的asp ， gly和gaba神經遞質的突觸前釋放，與鈣對照相比，抑製程度分別為90 3 % ， 94 . 5 2 %和95 1 . 5 % ，但對ionimycin激發的遞質釋放沒有明顯抑制作用，顯示- agtx對這些神經遞質的釋放可能存在一個相同的作用機制。
  6. Water quality - determination of the inhibition of the mobility of daphnia magna strauss by polyelectrolytes in presence of organic carbon in the form of humic acids - acute toxicity test

    水質.以腐殖酸形式存在的有機碳中的聚合電解質對水蚤運動性抑制的測定.急性毒性試驗
  7. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究結果表明：通過對rpc各組分摻量變化的研究，可以找到rpc的最優配合比；試件成型后的熱養護制度對rpc的性能影響巨大； rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況，剛纖維的摻入可以大幅改善rpc的韌性； rpc在成型后存在較大的收縮，而其中的化學收縮要遠遠大於乾燥收縮； rpc具有很強的抗氯離子滲透性能，漿體的密實度很高；通過x射線衍射實驗，可以發現rpc的膠凝體中ch晶體已經幾乎不存在，膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成；在抗溶液侵蝕的實驗中，摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件，酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用，但是機理各有不同。
  8. By means of fs - ir absorption spectra, combined quality of c60 and carrier material and existence conformation of c60 are analysesed ; the principle that c60 influence thermo - optic effect of pmma is discussed by result of thermo - optic effect experiment. nonlocalized interference theory is deduced from nonlocalized interference definition, and the experiment of nonlocalized interference influenced by thermo - optic effect of c60 doped polymer film is performed. the research show that c60 doped pmma is physical blend, do not influence their form

    實驗中採用pmma （聚甲基丙烯酸甲酯）作為摻雜載體材料，通過傅立葉紅外光譜技術，對c _ （ 60 ）與摻雜材料的結合性能及其存在形態進行了分析；由熱光特性實驗結果探討了c _ （ 60 ）對有機材料pmma熱折變影響的機理；根據不定位干涉定義對其進行了理論推導，並做了摻c _ （ 60 ）有機薄膜熱光特性對不定位干涉作用的實驗。
  9. The principle the key influential factor of enzyme inhibition spectrophotometry for determination of organophosphate and carbamate pesticide residues in vegetable had been described, and had discussed the insufficient problems such as false positive results, negative enzyme inhibition rate which exists in this enzyme inhibition spectrophotometry and why organophosphate and carbamate pesticide residues in certain vegetables such as leek cannot be determined with this enzyme inhibition spectrophotometry

    摘要對利用酶抑制分光光度法檢測蔬菜上有機磷和氨基甲酸酯類農藥殘毒的原理、最主要影響因數和存在的問題進行了探討，重點分析了酶抑制分光光度法出現假陽性、負抑制率以及該方法不適用於檢測韭菜等蔬菜中的有機磷和氨基甲酸酯類農藥殘留的原因。
  10. Mechanism of glutamate - induced inhibition of pulmonary surfactant lipid synthesis ? mda receptor ( nmdar ) antagonist mk - 801 could reverse glutamate - induced inhibition of [ 3h ] - choline incorporation in lung explants ; ? he expression of nmdar1 subtype existed in alveolar type ii epithelial cells ; ? he effect of glu on pc synthesis required l - arginine in cultured lung explants, nos activity and no production were increased significantly in lung explants with glu treatment ; and mk - 801 and nos inhibitor l - nna could block the increase of nos activity and no production induced by glu ; l - nna also could reverse the inhibition of [ 3h ] - choline incorporation induced by glu ; ( 4 ) mda content increased and sod level decreased in cultured lung explants of glu treament groups, mk - 801 and l - nna could reverse these effects ; ( 3 ) mk - 801, l - nna could block the release of ldh induced by glu

    谷氨酸對肺表面活性物質脂質合成抑制的機制研究nmda受體拮抗劑mk - 801能逆轉glu所致肺組織[ ~ 3h ] -膽堿摻入減少的效應；肺泡上皮細胞有nmda受體nmdar1亞單位的表達； glu對ps脂質合成的影響依賴l -精氨酸的存在， glu可使肺組織勻漿中nos活性、 no合成量升高； mk - 801 、 nos的抑制劑l - nna均可阻斷glu所致的這些效應； l - nna可逆轉glu所致肺組織[ ~ 3h ] -膽堿摻入減少的效應； glu可使肺組織勻漿中mda碩士學位論文中文摘要含量增高、 sod水平下降。 mk七0 、 l nna能阻斷q所致的這些效應； mk80 、 l nna還能阻斷gill誘導的ldh釋放增多的效應。
  11. The resistance strain showed low cross - resistance to methoxyfenozide, but it showed no cross - resistance to cyhalothrin, deltamethrin, beta - cypermethrin, phoxim, chlorpyrifos, methomyl, emamectin, fipronil and chlorfluazuron, with resistance ratios ranged from 0. 83 - to 1. 63 - fold

    該種群對甲氧蟲酰肼有一定交互抗性，對有機磷、氨基甲酸酯、擬除蟲菊酯類等多種殺蟲劑都不存在交互抗性，抗性比值在0 . 83 ~ 1 . 63倍之間。
  12. In actual dosage aspect, bf3 - 3 is the least, hpam is the second, pac ' s is far more than the former two. the studies of mbf3 - 3 ' s flocculating activity suggest that the effective component in mbf3 - 3 is polysaccharide. this polysaccharide does n ' t have - cooh, but mainly has - coo -

    關于mbf3 - 3絮凝機理的研究表明： mbf3 - 3的有效絮凝成分是酸性多糖，絮凝劑中不含蛋白質和核酸，該多糖中不含? cooh ，而是以? ? coo ~ -的形式存在。
  13. Barium strontium titanate ( bst ) shows high dielectric constant and low dissipation factor and holds great promise for wide applications in dynamic random access memory ( dram ), transducer and infrared detector

    鈦酸鍶鋇（ bst ）薄膜具有較高的介電常數和較低的介質損耗，在動態隨機存儲器（ dram ） 、傳感器、探測器等方面應用前景廣闊。
  14. Most drugs are weak organic acids or bases, existing in un - ionized and ionized forms in an aqueous environment

    多數藥物是弱有機酸或弱有機堿藥物，他們以非解離或解離型態存在於水性環境中。
  15. This article, with the help of gis, first uses geostatistics to study temporal and spatial changing of soil fertility factors, such as oganic matter total n total p, total k available k available p ph and cec, in wujin city in nearly 20 years, and draws these conclusions : soil acidification of large area exists in the city, the content of n is generally lower but it tends to rise, the content of p and k is lower and it ' s still lowering, the content of organic matter is medium but it tends to add, cec ' s quality grade is higher but its content is lowering

    土壤肥力質量時空演變對于農業生態與社會、經濟的持續發展意義重大，而gis在土壤肥力質量評判中發揮日益重要的作用。本文首先基於gis支持下，運用地統計學，研究了武進市近20年全n 、全p 、全k 、有效p 、有效k 、 ph 、 cec和有機質等土壤肥力要素的時空分異狀況，得出：存在大面積土壤酸化現象、 n素含量總體較差但趨于提高、 p素和k素含量較低且繼續降低、有機質含量中等但有增加趨勢、 cec質量等級較高但含量趨下降。
  16. Because of the difference of density, the particle with big conductivity factor will subside in the organic phase change materials, so the orginic phase change materials were solided. the best technology was determined, which the solidation fatty alcohol was made by two steps, the solidation temperature is at 80, and the proportion of fatty alcohol : fatty acid : sodium hydroxide is 96 : 3 : 1

    由於密度差的存在，高導熱系數粒子在有機相變貯能材料中會產生沉降，為了克服這一現象，對有機相變貯能材料進行了固化研究，確定了制備固化十二醇的最佳工藝條件，即採取兩步法、固化溫度為80 、添加比例為十二醇：硬脂酸：氫氧化鈉= 96 ： 3 ： 1 （質量比） 。
  17. Through observing the interface of porosity hap sintered at 1050, the gradient changing of pore size was observed that was like gradient structure of bone. in the compact layer there were a few about 50 y mpores and many about 5um micropores. in the porous layer there were many about 500um pores

    緻密層存在少量的尺寸為50 m左右的氣孔和大量的尺寸為5 m左右的微孔，這是原料中殘留有機物燒失以及粉末顆粒燒結不緻密形成的；多孔層存在大量的尺寸為500 m左右的大孔，這是檸檬酸造孔劑燒失形成的，在大孔之間存在一些約50 m 、 100 m的氣孔。
  18. In the present years, a great body of the evidence demonstrates that the c terminus of ampa receptors play a key role in their endocytosis and insertion, especially the ampa receptors will have endocytosis or insert into the synapes through interacting with the other specific protein or phosphorylation

    最近，對于am隊受體的插入和內化的機制的研究發現， am隊受體亞單位的c末端有重要作用，存在一些功能區和磷酸化位點，通過結合特定的蛋白或者被磷酸化能引起am隊受體的內化或插入並穩定在突觸上。
  19. But the terrestrial environment poses some of the same prob lems for building such molecules : although complex organic compounds could readily have been synthesized under primordial conditions, the energy that drives those chemical reactions is also enough to break the organic molecules apart

    可是地球也有不利於氨基酸生存的惡劣條件：雖然地球在其形成初期也可能有條件合成復雜的有機物，但那些促使進行這種化學反應的能量也足以破壞氨基酸有機分子本身。
  20. In cells, proteins such as metallothioneins and phytochelatins, organic acids and amino acids also play an important role in metal ion storage and detoxification

    同時，細胞內的金屬硫蛋白、植物螯合肽等蛋白質以及有機酸、氨基酸等在金屬貯存和解毒方面也起重要作用。
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