酸堿對 的英文怎麼說

中文拼音 [suānjiǎnduì]
酸堿對 英文
acid base pair
  • : 酸構詞成分。
  • : 名詞1. (含氫氧根的化合物的統稱) alkali2. (碳酸鈉) soda
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  1. Study on the isolated bacteriocin ' s property shows that the bacteriocin has good stability against temperature and ph. the antimicrobial activity is not influenced disposed for 10 minutes under 80, and only 13 % loss of activity is suffered under the temperature of 100 for 10min

    分離出的細菌素的性質研究表明,細菌素具有較好的熱穩定性和穩定性,在溫度80處理10min活性沒有影響, 100處理10min活性僅損失13 ,在ph3 - 10的范圍內活性變化不大。
  2. Conjugate acid - base pairs

    共軛酸堿對
  3. Conjugate acid - base pair

    共軛酸堿對
  4. Effect of l - carnitine on metabolization of fatty acids in obese rats

    肥胖小鼠脂肪代謝的影響
  5. The factors influencing on the performance of ash - jd such as the moore ratio of monomers, the reaction temperature and time, concentration, the ph value of reaction solution and the drippy speed of formaldehyde were studied carefully. through experiments, the optimum level of those factors was gained

    論文詳細研究了反應單體的摩爾比、反應溫度、時間、濃度、反應溶液的度及甲醛的滴加速度等產品ash - jd性能的影響,通過試驗,得到了這些因素的最佳水平。
  6. Under alkaline condition, the descreasing of esterified copolymer viscosity indicate the esterified copolymer is slow releasing. the effect of the complex superplasticizers and the single one is compared in this paper

    通過水泥一水體系的ph值和酯化產物的ph性能的影響的討論,確定酯化產物使用時的最佳度。
  7. Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid , methylacrylic acid , esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water , anti acidity or bascity and brightness in the products of same type

    以丙烯、丙烯酯、甲基丙烯、甲基丙烯酯等作為基料,在引發劑的存在下,以水或醇作溶劑進行聚合,加入苯乙烯、醋乙烯等改性,合成了3種不同的水溶性丙烯改性樹脂,並其性能進行了測定.結果表明:這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗性、光亮度等性能均優于同類產品
  8. The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological

    分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、腐蝕后抗壓強度的衰減、可溶鹽保護效果的影響、及光照表面保護效果的影響,兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。
  9. The silver colloid in the composite material never changed the ability of zp to tune the potential of redox mediators. but the ability of the zirconium phosphate to adsorb neutral red and the redox reaction ability of this phenothiazine dye were enhanced significantly in the composite film due to the nanosize silver colloid

    鋯降低了納米銀膠粒在水溶液中的聚集,提高了其催化活性,而銀膠粒保持了磷介體的電位調制能力,並大大的提高了磷性染料的吸附能力和染料分子的活性。
  10. The effect of hexadecy pyridine choride on the dissociation constants of thymol blue bromide, cresol red, o - ckesolphthalein and thymol blue, as well as their the colour - changing ranges were studied by spectrophotometry

    探討了表面活性劑氯化十六烷基吡啶形成的膠束溴百里香酚藍、甲酚紅、鄰甲苯酚酞和百里香酚藍離解反應的離解常數的影響,同時,也研究了該表面活性劑上述四種指示劑變色范圍的影響。
  11. The organic matter content of soil is relative with the buffer action of acid and alkali of soil

    此外,土壤有機質含量的高低與其的緩沖能力成相關。
  12. Analysis on the buffer action of three kinds of different soils from two soil types of the north of henan, showed that the order of buffer action acid and alkali of three kinds of different soils was as following : chao soil with high fertility > lime drab soil > chao soil

    摘要豫北地區的2個土類3種不同土壤的緩沖性能進行分析研究,結果表明:供試土壤的緩沖性強弱依次為高肥潮土褐土潮土。
  13. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株環境因子的適應性研究:無氮培養條件下,測定溫度、碳源、度、滲透壓w12生長及固氮能力的影響,結果表明,在15 - 40下均能生長並表達固氮酶活性,其最適生長及固氮的溫度為25 - 35 ;能利用葡萄糖、蔗糖、蘋果、甘露醇等多種碳源生長並固氮,當培養基中同時存在蔗糖和蘋果時,細菌生長和固氮活性最強;在偏和偏的條件下( ph4 . 5 - 8 . 5 )均能保持較強的生長勢和較高的固氮酶活性,並能通過調節自身代謝平衡並適應環境的性變化,使培養液趨于中性:能耐受較高的滲透壓,培養液中卜、 5 naci濃度其生長和固氮酶活性影響不大,當naci濃度升至2時,菌株的生長勢及固氮酶活性才有所下降:低濃度的鉸其固氮酶活性影響不大,在0
  14. Monitoring at the stations in dagze county and lhasa city, both on the upper reaches of the lhasa river, and the estuary of the lhasa and yarlung zangbo rivers reports no changes that have taken place to the acidity and basicity, hardness and chemical oxygen consumption ( coc ) of the water

    通過拉薩河上游達孜縣、拉薩市以及拉薩河與雅魯藏布江的匯合處3個點的監測,水的度、硬度和化學耗氧量在3個點上均無變化。
  15. This product adopts the newest hair care to fill a prescription, include ppt high energy water raise factor, silk albumen factor, hair softener, etc. perm newest raw materials balanced the sour alkali the auxiliary physiotherapy to various kinds of hair quality, balance hair organize, remove daily damaged hair, make frank hair for arrange to slip like the gentle silk, and too lasting to rebound, the sensation of movement of model is elegant

    本品採用最新護發配方,內含ppt高能水養因子、絲蛋白素、頭發柔軟劑等燙發最新原料針各種發質進行平衡輔助理療,平衡發鍵組織,解除日常頭發損傷,使直發后為柔絲般順滑,且持久不反彈,造型動感飄逸。
  16. Chelating and detoxification metal ions are also the focus of many researchers. according to lewis soft - hard acid - base theory, aluminum is the hardest trivancy lewis acid, and polyphenols are lewis base theoretically, they can combine together tightly

    根據lewis軟硬理論,鋁是三價金屬離子中最硬的lewis,而多酚類卻是lewis(電子供體,親核體) ,兩者可以很好的結合。
  17. A study of the effects of arecaline hydrobromide on the dispersed colonic smooth muscle cells in rats

    氫溴檳榔大鼠離體結腸平滑肌細胞作用的研究
  18. 3. the fixing quantity of ammonium in soils tested increased with the increasing of the fixation time, and the fixation rate was the largest at the beginning several hours. the releasing amount of fixed nh / in soils tested increased with the incubation time, and the velocity of fixed - nh4 + - release was very slow

    供試土壤外源銨離子的累計固定量隨時間的延長而迅速增加,反應以開始階段固定速率最大,由同種母質發育的度不同的土壤銨離子的固定能力不同。
  19. Cqf product is mainly made of reinforced pp and all flow - through pump parts adopt injection mould with resistance to most organic and inorganic acid, alkali and salty solutions, applicable for being exposed outdoor with fine anticorrosive performance of stress corrosion cracking

    Cqf型產品以增強聚丙烯為主要材料,泵的過流零部件均為注塑成型,能耐大多數的有機和無機和鹽類溶液,也適于在室外大氣中暴露,應力腐蝕破裂的抗蝕性良好。
  20. On the base, the cheap labor resources in china, the expensive international long distance freight, the seasonal delicacy of many raw materials and its inconvenience in storage forwarded the process of the product that had been exported. and also because of the incitement of high profit of the export product, modern chinese inflexible pursuit of the industrialization and the severely patriotic spirit, pushed the convert of export process industry : from foreign merchant controlling the process industry alone to the native people investing in the expert process industry, from the raw material and elementary product to the deep finished goods, from semi - processed goods to terminal products, from light industry goods to heavy chemical industry goods, and so export substitution developed silk - spinning, silk - weaving, cotton - spinning and weaving, the bean process, the egg process, noodle industry and etc were most outstanding. and also some heavy chemical industry products such as steel cement sour alkali and etc beginned to be exported

    其中有一點就是中國成了工業列強的原料品供應地,正是在此基礎上,由於中國勞力資源的便宜,國際長途運費的昂貴,以及許多原料品的時鮮性和不便於儲存,它們推動了該類產品的出口加工;也由於出口品高利潤的刺激,和近代中國人工業化的執著追求以及強烈的愛國精神,促使出口加工業的發展由外商控制到國人投資經營轉化,由加工原料初級品向一定的深加工品轉化,由生產半成品向終端產品轉化,由輕工業品向重化工業品加工轉化,出口替代就這樣發展了起來。它以生絲、絲織、棉紡織、豆類加工、蛋製品、麵粉等加工最為突出,同時也興起一部分重化工業產品如鋼鐵、水泥、等的加工出口,呈現出一些較明顯的積極的發展趨勢。
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