過度酸性 的英文怎麼說

中文拼音 [guòdùsuānxìng]
過度酸性 英文
superacidity
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 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 ...
  • 過度 : excessive; over; undue; ana-; hyper-
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明： 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化：隨海拔高度上升，機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒，海拔1600m以下出現粘化層；土壤有機質豐富，表層有機碳含量一般在20g kg以上，有機碳含量隨海拔高度升高而相應增加，海拔3500 3700m的灌叢草甸植被下有機碳含量最高；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ，礦質元素含量的順序依次為： sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. A corrective for overacidity is an alkaline substance.

    酸性過度的中和劑是堿性物質。
  3. As a mild oxidant, sodium perborate has been widely ( used ) in detergent, paste, issue bleach, hair care products due to its good stability and the high speed of oxygen delivery

    過硼酸鈉作為一種溫和的氧化劑，憑其較高的穩定性，快速的放氧速度，被廣泛地應用於洗滌劑、牙膏、織物漂白和美發產品中。
  4. Methods : hyperosmotic pressure animal model was established by administering 3 % sodium chloride as drinking water to rats or increasing osmotic pressure of the culture medium. osmoregulation positions in the brain, reciprocal projection pathways between the medullary visceral zone ( mvz ) and supraoptic nucleus ( son ) or hypothalamic paraventricular nucleus ( pvn ), oscillation of intracellular calcium in cultured neurons and astrocytes were studied by means of anti - fos, glial fibrillary acidic protein ( gfap ), tyrosine hydroxylase ( th ) or vasopressin ( vp ) multiple imrnunohistochemical staining, immuno - electronic microscope, wga - hrp retrogradely tracing and cell culture methods. results : ( 1 ) fos positive neurons within the mvz, parabrachial nuclei, locus ceruleus, pvn, son, subfomical organ increased markedly

    方法：通過給予大鼠飲用3氯化鈉或提高培養基滲透壓濃度的方法復制高滲刺激模型，主要採用抗fos 、膠質原纖維酸性蛋白（ gfap ）和酪氨酸羥化酶（ th ） （或加壓素? vp ）免疫組織化學多重染色、免疫電鏡、 wga - hrp束路追蹤結合免疫組織化學多重染色、細胞培養等實驗方法，系統觀察了中樞參與滲透壓反射的調控部位、下丘腦視上核（ son ）神經元? ast超微結構的變化、延髓內臟帶（ mvz ）和son及下丘腦室旁核（ pvn ）之間往返投射通路和神經元的性質及其與ast的關系、培養神經元和ast內鈣波的變化。
  5. Adhesives for load - bearing timber structures - test methods - determination of the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength

    承重木結構用膠粘劑.試驗方法.通過溫度和濕度循環試驗測定木纖維酸性腐蝕對橫向拉伸強度的影響
  6. They can also be used for fiber sizing, textile finishing, the reinforcing agent for cement and ceramics, and the preparation of various kinds of latex paints, and all kinds of special adhesion agents. the products of vinyl acetate - acrylic ester copolymer emulsion, which have overcome some defect of homopolymerized products, are newly developed. the modified emulsion has stronger water resistance, better flexibility, and lower glass state temperature

    醋-丙共聚系列乳液產品是針對均聚產品的某些缺陷而發展起來的新膠種，它通過醋酸乙烯與丙烯酸脂類共聚改性，提高膠粘劑的耐水性和柔韌性，降低共聚物的玻璃化溫度，使產品對一些均聚乳液難以粘接的材料具有良好的粘接性能，主要產品有：寶麗板膠鋁箔紙膠塑板膠等。
  7. Firstly, it is necessary to determine the variation of ddmbac concentration during coagulant sedimentation. according to basic theory of statistical analysis, the analytical method of ddmbac, which was based on modification, optimization and perfection of spectrophotometric method using acid blue 1 #, was developed in this paper

    為確定混凝沉澱過程中陽離子表面活性劑ddmbac濃度的變化，本文從基本的數理統計理論出發，對陽離子表面活性劑檢測方法酸性藍分光光度法進行了改進、優化和完善，建立了適于本研究中測定ddmbac的分析方法。
  8. Pour in the bleaching solution at 20 ? c / 68 ? f, the bleach, being strongly acid, stops development almost instantly, and after about 30 seconds, the lid may be removed from the tank and the remainder of the process carried out in room lighting

    倒入20 ? c / 68 ? f的漂白溶液，這漂白液，是高度酸性的，幾乎立刻就停止顯影，大約30秒鐘之後，片罐的蓋子可以移去，剩下的沖洗過程可以在室內光線下進行。
  9. A mixture of three amino acids ( arg, gly, glu ) labeled with fluorescein isothiocyanate ( fitc ) was separated in pdms microfluidic chip, the separation voltage is 200v / cm, the separation time is less than 120 seconds ; according to ccd fluorescence images, two distinct physical processes - stacking and destacking during sample injection were studied qualitatively ; rhodamine b, a kind of temperature - dependent fluorescence dye, was used as probe to develop a temperature - fluorescence intensity equation, then temperature - color map in microchannels was constructed, and temperature trait in microchannels on the pdms microfluidic chip was analysed. according to the results, we conclude that the electric field applied to the pdms microfluidic chip should not exceed 400v / cm

    利用pdms微流控晶元對fitc標記的精氨酸、甘氨酸、谷氨酸混合物進行了電泳分離，分離電壓為200v cm ，分離時間不到120秒；通過拍到的熒光顯微圖像對電泳注樣過程中復雜的樣品分子積聚與解聚現象作定性的分析；以熒光染料rhodamineb為溫度熒光探針，建立了pdms微流控晶元上的溫度-熒光強度的關系公式，並利用matlab圖像處理工具箱構建出微流體溝道內的溫度色圖，對pdms微流控晶元的微流道溫度特性進行了分析，根據實驗結果，我們認為對于pdms微流控晶元來說，在進行需要外加電場作用的試驗時，外加電場不應超過400v cm 。
  10. Soil microbial biomass carbon, microbial biomass nitrogen, soil basal respiration and metabolic quotient all showed a decreasing trend under more than 15 mg. kg - 1 cadmium or more than 200 mg. kg - 1 lead, respectively. soil dehydrogenase, urease and acid phosphotase activities have a significant decrease, and the activities of soil catalase and invertase taking sencond place, while soil protease activities showed stable state

    隨重金屬濃度增加，各指標下降幅度各有差別，其中微生物生物量碳、微生物生物量氮以及基礎呼吸和微生物代謝商隨重金屬濃度增加而明顯下降；土壤脫氫酶、脲酶、酸性磷酸酶活性的下降幅度較為明顯，過氧化氫酶、蔗糖酶活性次之，蛋白酶活性較為穩定。
  11. Since 1980s, taed is mainly used as bleaching activators of persalts in cleaning products. it can perform under low temperature and in less time than peroxides alone. a recent report shows that under different ph taed reacts with hydroperoxides differently

    自70年代以來， taed就主要作為低溫漂白活性劑與過酸鹽（如過硼酸鈉，過碳酸鈉）組合應用於洗滌產品中，這樣就可以清除因洗滌時間、溫度致使過氧化物無法洗凈的污物。
  12. It reacts with hydrogen peroxide in the solution and forms a stronger oxidant ( peracetate anion ). since 1970s, taed has been applied to detergents and washing powder as a bleaching booster of peroxides. it can remove the dirt that is difficult to be disposed of by peroxides alone

    自70年代以來， taed就主要作為低溫漂白活性劑與過酸鹽（如過硼酸鈉，過碳酸鈉）組合應用於洗滌產品中，這樣就可以清除因洗滌時間、溫度致使過氧化物無法洗凈的污物。
  13. Abstract : the synthetic method of pentaerythrito naphthenate by n on - acid catalyst sno was studied. the influences of mole ratio of ethanediol and naphthenic acid, a mount of catalyst, reation time, reation temperature etc. on est erification were discussed and the suitable processing conditions were found

    文摘:介紹了用氧化亞錫非酸性催化劑催化合成環烷酸季戊四醇脂的方法，通過討論醇酸摩爾比、催化劑用量、反應時間、反應溫度等因素對該脂化反應的影響，從而確定了適宜的工藝條件
  14. Light microtechnique and sa - galactosidase method was used to study the effects of super - high - concentration of glucose on the senescence of human diploid fibroblast 2bs cells, ros and the membrane potential of mitochondria during this process were measured. our results showed that 200 mmol l of glucose inhibited the growth of 2bs cells, led to the changes of reactive oxygen species and decrease of mitochondrial membrane potential, and caused senescence of 2bs cells rapidly. it supports the hypothesis of oxidative damage of senescence. moreover it is a better system for the study of the effects of ros during the process of replicative senescence

    利用光學顯微鏡觀察和酸性-半乳糖苷酶染色技術研究了高濃度葡萄糖對人二倍體成纖維細胞2bs細胞衰老進程的影響，並用流式細胞儀檢測了此過程中活性氧和線粒體膜電位差的變化。結果表明： 200 mmol l的葡萄糖對2bs細胞有生長抑制作用，能引起活性氧含量的變化，導致線粒體膜電位差顯著下降，並誘導了細胞的衰老。這為氧化損傷假說提供了新的證據，並為研究活性氧和復制衰老之間的關系提供了較好的體系。
  15. The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion

    本文的實驗主要是在天津芥園水廠的中試系統上完成的，論文的成果和結論主要包括： 1 ）通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種； 2 ）中試實驗確定粉末活性炭的較佳投加點為混合池投加，較佳投加量為10mg l ，此時可使濾后水的cod _ （ mn ）降低40 ，且可較好地控制濾后水的嗅味和色度； 3 ）初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內，投量增大時可吸附部分分子量大於6000的有機物4 ）中試實驗表明：粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果，且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用； 5 ）研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響：粉末活性炭的氧化改性會使其表面的酸性官能團大量增強，表面極性增加；經20的過氧化氫改性的活性炭在增大混凝劑投加量（ fecl _ 3投量為15mg l ）時對有機物的總體去除效果較原活性炭提高12 ， 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ； 6 ）研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響：經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ；負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力，一般可提高8左右。
  16. But plla is hydrophobic and not very good for cells seeding. the other disadvantage is that the degradation products reduce the local ph value, which, in turn, may accelerate the plla degradation rates and induce an inflammatory reaction and poor mechanical properties

    但是聚乳酸不具備良好的細胞親和性能，並且聚乳酸在體內降解速率過快，從而導致力學性能變差， ph值降低，過度酸性環境引發無菌性炎癥。
  17. It is considered that pretreatment could improve the physical and chemical of ofmsw characteristics, such as solubility, acidity, alkalinity, and biodegradability, and accordingly increase soluble chemical demand ( cod ) and volatile fatty acid ( vfa ), enhancing biogas yield, reducing hydraulic retention time ( hrt ), optimizing anaerobic process and releasing post - treatment

    研究認為，通過溶胞處理能夠改善有機垃圾的物理化學性質如發酵物料的溶解度、酸堿度等，提高微生物對難降解有機物的分解，增加可溶性cod和揮發性酸的濃度，優化發酵細菌的代謝途徑以及產物的組成等，從而增加生物氣產量，縮短水力停留時間，強化厭氧發酵過程，減輕了后續處理的負擔。
  18. The effects of synthetic material and variable of resin, such as fatty acid, high functionality alcohol, high functionality acid, neutralizer, tries - solvent, oil length, excess of alcohol, final acid value, on water - soluble alkyd resin and coating properties have been studied by a serial experiments in this paper, together with the best synthetic formula

    在通過一系列的對比實驗基礎上，研究探討了合成原料如脂肪酸種類、高官能度醇、高官能度酸、中和劑、助溶劑和樹脂變量如油度長短、醇超量、最終酸值對醇酸樹脂水溶性及塗層性能的影響，得到了一個最佳的合成配方
  19. Any of the products are up to the present domestic and overseas standard or over on the performance of appearance, polish, coating adhesive force, rigidity, alkali resistance, acid resistance, salt fog erode resistance, solvent resistance, boiling water resistance and climate resistance

    所有產品在外觀、光澤、塗層附著力、硬度、耐堿性、耐酸性、耐鹽霧腐蝕性、耐溶劑性、耐沸水性、耐候性等性能方面均達到或超過現行國內外標準。
  20. His professional interests include the study of regulation of pulmonary surfactant synthesis, the function of clara cells, and the molecular mechanisms of acute lung injury

    細胞抗肺纖維化及外周谷氨酸受體過度激活在急性肺損傷發生中作用的研究。
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