aqueous acid 中文意思是什麼

aqueous acid 解釋
酸的水溶液
  • aqueous : adj. 1. 水的;水樣的;水多的。2. 水成的。
  • acid : adj. 1. 酸味的。2. 【化學】酸的,酸性的。3. 〈比喻〉尖酸刻薄的,易怒的。n. 1. 酸味物。2. 【化學】酸。adv. -ly ,-ness n.
  1. It is also present in an aqueous solution of nitrourea or a sulphuric acid solution of nitrourea.

    它也存在於硝基脲的水溶液或硝基脲的硫酸溶液中。
  2. In this paper, the aqueous sol of sno2 ultrafme particles were prepared by the colloid chemistry method. here we found that the partical properties of sno2 was concerned with experimental parameters such as type of peptization acid, sn4 + concentration, peptization time, peptization temperature, ageing time et al

    本文採用膠體化學法制備了sno _ 2納米粒子水溶膠,細致研究了膠溶酸類型、 sn ~ ( 4 + )濃度、膠溶溫度、膠溶時間、陳化時間等對納米粒子性質的影響,並利用浸漬提拉法制備了sno _ 2超微粒子薄膜。
  3. Aqueous hydrofluoric acid for industrial use. sampling and methods of test

    工業用含水氫氟酸.取樣和試驗方法
  4. Afterwards, the remnant lactic acid in lactide was measured by non - aqueous titration with sodium methoxide and the remnant water was surveyed by karl - fisher method. the melting point was investigated by thiele tube and the characteristics of lactide were analyzed by ir, uv spectrum, tg and dsc respectively

    然後,用甲醇鈉非水滴定法測定丙交酯中殘存乳酸,卡爾-費休法測定丙交酯中殘存水的含量,用提勒管測定精製丙交酯熔點,用紅外吸收光譜、紫外光譜、差熱分析對合成的丙交酯以及回收的丙交酯進行表徵。
  5. 2. aqueous solution electrolyte such sulphuric acid starts to decompose about iv or so, but nonaqueous solution such as 1 mol / 1 eunbf4 / pc ca n ' t decompose below 2 - 5v. at the same current, the capacity of capacitors with monaqueous electrglyte is higher than that of aqueous electrolytes, but the former have high internal resistance, the latter has low resistance but it erodes the systems

    由於水系電解質h _ 2so _ 4的耐分解電壓只有1v左右,而非水系電解質1mol 1et _ 4nbf _ 4 pc的為2 . 5v左右,在相同的電流下充放電時,電解質為非水系電解質的電阻大,這樣增大了電容器的內阻;而水系電解質h _ 2so _ 4的電阻低,但是它腐蝕設備。
  6. With the increase of concentration of aqueous extract from peganum multisectum increased, root vigor, the contents of chlorophyll, soluble protein and nucleic acid in roots and shoots of alfalfa seedlings decreased, while the activities of protease and nuclease, the contents of o2 ( superscript - ), h2o2 and malondiadehyde ( mda ) increased, the activities of superoxide dismutase ( sod ), catalase ( cat ) and peroxidase ( pod ) first increased and then decreased

    幼苗根系活力和葉綠素、可溶性蛋白質、核酸含量隨水浸液濃度的提高而降低,蛋白酶和核糖核酸酶活性及超氧陰離子( o2 (上標- ) ) 、 h2o2和丙二醛( mda )含量則增加,超氧化物歧化酶( sod ) 、過氧化氫酶( cat )和過氧化物酶( pod )活性呈先升后降變化。
  7. Section one : preparation of polyacrylic acid / montmorillonite ( paa / mmt ) water absorbent hybrids by aqueous solution intercalated polymerization as montmorillonite is easily dispersed in water uniformly, the polyacrylic acid / montmorillonite ( paa / mmt ) was prepared by simple aqueous solution intercalated polymerization

    並利用紅外( ft - ir ) 、 x ?射線衍射( xrd )對產品進行了表徵,結果證明此材料為嵌入型插層復合物。
  8. The experiments results showed that when concentration of solid substance of the waste aqueous solution was condensated to 13 % ( w / v ) on vacuum, 95 % alcohol ( 1 : 1, v / v ) was added to the condensated solution to sedimentate polysaccharose, sedimentation was centrifugalized, repeated above treatment, and filtrate was collected and condensated on vacuum, then chlorogenic acid crystal of 76 % purity was obtained

    多次實驗結果表明,浸提液濃縮到固形物含量在13 %時,加入浸提濃縮液體積1倍量的95 %的乙醇沉澱並過濾掉多糖,反復處理兩次,濾液再經真空濃縮得到純度76 %左右的綠原酸。
  9. Qualitative and quantitative analysis of hydrogen and carbon monoxide produced from radiolysis of acetohydroxamic acid in aqueous solution

    乙異羥肟酸輻解產生的氫氣和一氧化碳的定性定量分析
  10. Europium and terbium rare earth complexes with tetracarboxylic acid were successfully prepared in aqueous solution

    摘要在水溶液中合成了銪和試的四元羧酸稀土配合物。
  11. Using molecular imprinting method, the 1, 3 - dimethylxanthine theophylline, tho molecular recognition membranes, containing an segments as membrane formation sites and aa segments as functional sites, were prepared by the phase inversion technique. here, tho was selected as a template molecule. the hydrogen bonding between aa segments and the tho templates was measured by ft - ir and nmr. the tho templates can be removed from the membrane through washing with acetic acid aqueous solution. the permeation of tho through the membranes is far more than that of 1, 3, 7 - trimethylxanthine caffeine, caf, which demonstrated the function of tho molecular recognition of the membrane. the results also show that the increase of the tho templates concentration in the cast solution caused an increase of tho amounts taken into the copolymer membrane

    Ft - ir及nmr測試結果表明:制備的高分子膜中, tho模板分子和膜中的丙烯酸功能殘基存在著氫鍵鍵合作用。大量的極性醋酸水溶液可抽出膜中的模板分子。 tho溶液和與模板分子具有相似結構的1 , 3 , 7 -三甲基黃嘌呤咖啡因, caf溶液的基質透過實驗結果:進入膜結構中tho分子的量遠大於caf分子,這表明制備的高分子膜具有tho分子識別功能。
  12. Treatment of the spinel limn2o4 with aqueous acid produces - mno2. x - ray diffraction and atomic absorption spectroscopy show that - mno2 with lattice constant of 0. 806nm preserves the structural framework of the limn2o4 and the conversion of limn2o4 to - mno2 results in some contraction of the lattice

    利用limn2o4與稀酸作用制得- mno2 ,經xrd 、原子吸收光譜( aas )分析表明- mno2仍然保持了尖晶石的面心立方點陣,晶胞參數0 . 806nm ; limn2o4經過酸處理、鋰離子脫出后晶胞體積發生了收縮。
  13. The results indicated that montmorillonite was intercalated by polyacrylic acid molecular. section two : preparation of polyacrylic acid / acrylamide / montmorillonite ( paa / am / mmt ) water absorbent hybrid by aqueous solution intercalated polymerization high water absorbent polyacrylate copolymer was prepared by aqueous solution intercalated copolymerization. in this reaction, the monomers were the partially neutralized acrylic acid ( aa ) and acryl amide ( am ) ; the cross - linking agent was diacryl ethylene ( egda )

    第二節溶液插層共聚制備聚丙烯酸鹽/丙烯酰胺/膨潤土雜化吸水材料及其性能研究首次利用溶液插層共聚制備了二丙烯酰基乙二醇酯( egda )交聯的聚丙烯酸鹽/丙烯酰胺/膨潤土( paa / am / mmt )雜化吸水材料。
  14. Along with different hydrolytic degrees, the content of hydrolytic acid was determined by non - aqueous titration, the content of water remained was determined by karl ? fischer titration

    結果表明,丙交酯水解液中平均含水量為26 . 98 % ,含酸量為69 . 90 % ,水解徹底,實驗精密度及準確度均達到要求。
  15. Functions and directions : pure rose floral syrup is aqueous solution distilled from fresh rose follower, and rich in rose essence oil and multiple water soluble effective components contained in rose such as protein, tannic acid, and cyclic peptide, which is able to revive aging and dry skin, promote blood circulation of skin

    功效及使用方法:玫瑰花純露是玫瑰鮮花蒸餾出的水溶液,含有豐富的玫瑰精油及玫瑰花中的蛋白質、鞣質、環肽等多種水溶性的有效成分,能激活老化、乾燥肌膚,促進皮膚血液循環。
  16. Under uv - irradiation of the xw11 / sio2 ( x = p, si, ge ) composite films, all as - synthesized films exhibited high photocatalytic activity on the degradation of aqueous formic acid ( fa ). it has been shown that aqueous fa can be totally degraded into co2 and h2o. the photocatalytic reactions followed langmuir - hinshelwood first - order kinetics

    結果表明,在溫和條件下(常溫、常壓和自然酸度) ,用近紫外區的光能輻射以上體系時,三種多金屬氧酸鹽復合膜材料都具有較高的活性,而且fa可被完全礦化為二氧化碳和水。
  17. Secondly, the grafted membranes were prepared by grafting 2 - acrylamido - 2 - methyl propane sulfonic acid ( amps ) on pretreated membranes using cetric ammonium nitrate ( can ) as an initiator in the aqueous medium. the surface compositions of the grafted membranes were determined by fourier transform adsorption spectrum ( ftir ) and x - ray photoelectron spectroscopy ( xps ). and the morphology of the grafted membranes was studied by scanning electron microscopy ( sem ) and atomic force microscopy ( afm )

    然後,選用硝酸鈰銨作為引發劑, 2 -丙烯酰胺- 2 -甲基丙磺酸( amps )為接枝單體,在水溶液體系中進行接枝共聚反應制備pvdf ? g ? amps中空纖維膜,並利用傅立葉紅外光譜( ftir ) 、 x光電子能譜( xps ) 、掃描電子顯微鏡( sem )及原子力顯微鏡( afm )等檢測手段證實了接枝共聚物的存在。
  18. Petroleum products and lubricants - determination of acid number - non - aqueous potentiometric titration method ; german version en 12634 : 1998

    石油製品和潤滑劑.酸值的測定.無水介質電位滴定分析
  19. Testing of glass - resistance to attack by a boiling aqueous solution of hydrochloric acid - method of test and classification

    玻璃試驗.採用煮沸鹽酸水溶液法試驗耐沖擊性.試驗方
  20. Phase transformation of ulexite in boric acid aqueous solution at boiling point

    鈉硼解石在硼酸水溶液中沸點溫度下的相轉化研究
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