acid-sensitive 中文意思是什麼

acid-sensitive 解釋
酸敏感的
  • 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.
  • sensitive : adj 1 有感覺的。2 敏感的,感覺靈敏的;敏銳的。3 易受傷的。4 (神經)過敏的,神經質的。5 易於發生...
  1. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  2. Breeding of l - glutamic acid temperature - sensitive mutant

    谷氨酸溫度敏感突變株的選育
  3. A novel circulatory system for on - line monitoring of dissolved oxygen that makes use of a fiber - optic chemical sensor is presented. an oxygen sensitive optode was combined with a membrane onto which was immobilized pyrenebutyric acid as a fluoroprobe, the membrane was composed of cellulose triacetate as a polymer and di - 2 - ethyl hexyl -

    就用於水中溶解氧在線監測的光纖光譜儀的搭建傳感探頭的設計及傳感膜的製作進行了探索,並對傳感器的響應性能進行了考察。
  4. In addition, the biosensor could be used for the detection of benzoic acid. the choline oxidase electrode based on polyaniline / polyacrylonitrile composite film showed sensitive and stable bioelectrochemical response to choline, which was influenced by ph, working potential and temperature

    研究發現,基於聚苯胺/聚丙烯腈復合膜的膽堿氧化酶電極對膽堿具有靈敏和穩定的生物電化學響應,被測溶液的ph值、工作電位、使用溫度等對酶電極的響應有一定的影響。
  5. And hot is sensitive to the light, the saponifiable hydrolisis becomes emerald in the thin lye the chlorophyllin, the phytol and the methyl alcohol, may assume darkly in the acid solution green to green brown escapes the magnesium chlorophyll

    對光和熱敏感,在稀堿液中可皂化水解成鮮綠色的葉綠酸、葉綠醇及甲醇,在酸溶液中可呈暗綠至綠褐色脫鎂葉綠素
  6. In escherichia coli, arog gene encodes phenylalanine - sensitive 3 - deoxy - d - arabino - heptulosonate - 7 - phosphate synthase isoenzyme arog that catalyzes the first committed step of shikimate pathway. here we study the essential amino acid residues involved in the formation of feedback inhibition site of arog, and the effects of n - terminus on feedback inhibition and its quaternary structure, and the importance of the structural " d2 " symmetry to allosteric inhibition

    本博士論文工作以大腸桿菌k - 12來源的arog為研究對象,通過定點突變、反饋抑制實驗和酶學動力學參數的測定,深入地研究了arog的反饋抑制位點的特性,並對arog的n -末端在反饋抑制機理和維持穩定四級結構中的作用,以及蛋白質結構的「 d2 」對稱性對酶功能的重要性等進行了具體的研究。
  7. Like average amphibians, with its naked skin of no protection by leather and fur, the tree frog is very sensitive to environment pollution by heavy metal, chemicals and acid rain

    樹蛙和一般兩棲類一樣,皮膚裸出,沒有毛皮的保護,所以對生活環境中重金屬、農藥與酸雨等污染十分敏感。
  8. The elongation stage is the key and sensitive stage, the n fertilizer applied at this stage could not only increase the yield of winter wheat but also increase the content of free amino acid and protein of grain, and improve the quality of grain protein

    冬小麥水氮高效的關鍵期和敏感期在拔節期,這個時期施氮可以增加子粒中游離氨基酸及蛋白質含量,提高其質量。
  9. Making sensitive material : made in non - sulfur vulcanization system with the formula : epdm 100kg, dicumylperoxide ( dcp ) 2kg as cross - linking agent, stearic acid 1kg as processing aid, oxidized zinc ( zno ) 3kg as accelerant, wax oil 10kg as lubricant ; and made in vulcanizing condition : vulcanizing temperature 170 c, vulcanizing time 15minutes, vulcanizing pressure 3 mpa, the vulcanized epdm is optimal sensitive material for petrol. the sensing head equipped with the vulcanized rubber possesses two qualities : better swelling response and better anti - interfere against temperature variation

    敏感材料的制備:用無硫硫化體系;配方為:生膠100kg , dcp2kg ,硬脂酸1kg , zno3kg ,石蠟油10kg ;硫化條件:硫化溫度170 ,硫化時間15分鐘,硫化壓力3mpa ,制備的硫化橡膠對汽油的監測較理想,用其裝備的傳感頭不僅有較好的溶脹響應性能,而且有很好的抗溫變干擾能力。
  10. Conclusion gc - tofms technique is a rapid, accurate, sensitive, and reliable method for determination of the relative content of ferulic acid in rpc and identificatiion of its structure

    結論氣相色譜飛行時間質譜法測定和鑒定蘆根中阿魏酸含量和結構是一種快速、準確、靈敏、可靠的檢測方法。
  11. Furthermore, its response changed little even after the sensor was soaked in water for 30 min. four kinds of multi - layers nanocomposite humidity sensitive films, including sodium polystyrenesulfonate / poly ( diallyldimethylammonium chloride ) ( napss / pdda ), sodium polystyrenesulfonate / poly4 - vinylpyridine quaternized with butyl bromide ( nbubr - p4vp ), sodium polysryrenesulfonate / zinc oxide ( napss / zno ) and sodium poly ( acrylic acid ) / zinc oxide ( paana / zno ), have been prepared by means of self - assembly

    用靜電吸引自組裝法制備了聚苯乙烯磺酸鈉( napss )聚二烯丙基二甲基氯化銨( pdda ) 、 napss溴代正丁烷季胺化聚4 -乙烯吡啶( nbubrp4vp ) 、聚苯乙浙江大學碩士學位論文摘要烯磷酸鈉則apss們化鋅面ox聚丙烯酸鈉p句zno四個體系的自組裝納米復合濕敏膜及濕敏元件。
  12. Features : contain the natural extracts of chamomile and aloe, and natural amino acid. with temperate texture, it can form the cutin protection membrane on the skin surface, strengthen the protection ability of the cuticle, lock the moisture of the skin cell effectively at the same time. to make the skin keep moist constantly, prevent the cell ' s lipid from excessive oxidize, improve sensitive skin, make weak skin recover health, be full of elasticity and gloss

    特點:蘊含天然洋甘菊精華、蘆薈精華、天然氨基酸,質地溫和,能迅速在肌膚表面形成角質防禦保護層,加強角質層的保護能力,同時有效鎖緊肌膚細胞的水份,令肌膚時刻保持潤澤剔透,避免細胞的脂質過分氧化,改善敏感肌膚,使脆弱的肌膚回復健康、充滿彈性光澤。
  13. High sensitive spectrophotometric determination of bromo - geramine with some acid monoazo dyes

    某些酸性單偶氮染料高靈敏分光光度法測定新潔爾滅
  14. Therefore, the determination of seb is very important for food hygienic analysis as well as for clinical analysis. nucleic acid hybridization technique is one of the widely - used methods in molecular biology and gene technology. the present work has developed piezoelectric biosensors used in the detection of seb dna by tacking the piezoelectric quarts crystal as a sensitive component while synthetic oligonucleotide probe as recognize molecule

    其中b型葡萄球菌腸毒素( seb )是一種通常條件下更穩定,毒性最強的毒素,而核酸雜交技術則是分子生物學和基因工程中最常用和最基本的方法之一,因此本論文以該毒素的產毒基因為檢測對象,以壓電石英晶體為敏感元件,以合成的寡核苷酸探針為識別分子,構建了用於seb基因檢測的壓電生物傳感器。
  15. Construction of fed - batch fermentation kinetics model of l - glutamic acid temperature - sensitive mutant by matlab

    軟體構建谷氨酸溫度敏感突變株補料分批發酵動力學模型
  16. These results revealed that halocin c8 is cytocidal and its primary target might be located in the cell wall of the sensitive cells. two degenerate oligoxynucleotide primers ( c8 - 2, c8 - 4 ) were designed according to the n - terminal amino acid sequence of halocin c8

    根據嗜鹽菌素cs的n端氨基酸序列設計了一對簡並引物( cs一2 , cs礴) ,利用這對引物從as7002的總dna中擴增出halcs的部分序列。
  17. Preparation of a - c ' h films containing amino - group and its sensitive properties for formic acid vapors

    氫化碳膜的胺摻雜及其對甲酸蒸氣的質量傳感特性
  18. The interaction between sensitive coatings and formic acid vapors was the strongest in the carboxyl acid material vapors, so that the ct - c : h film containing amino - group was the most sensitive to formic acid

    在梭酸類物質中,甲酸分子的酸性氫鍵最強。故摻胺碳膜對甲酸蒸氣分子具有最高的響應靈敏度。
  19. The experiment showed that the sensors coated a - c : h film as sensitive coating had the following characteristics of high sensitivity, good reproducibility, high stability, rapid response time and long useful life to formic acid vapor

    研究表明,以摻胺碳膜作為敏感膜的氣相質量傳感器對甲酸蒸氣具有高的響應靈敏度,良好的重觀性,高穩定度,快的響應速度和長的使用壽命。
  20. 3. a sensitive amperometric sensor for the determination of h2o2 has been proposed. horseradish peroxidase was successfully immobilized on nano - au colloids based on the thiol - tailed groups of cysteamine binded to the 2, 6 - pyridinedicarboxlic acid polymer

    該傳感器與2 , 6 -吡啶二甲酸聚合膜-辣根過氧化物酶修飾的傳感器比較,具有更高的穩定性,更低的檢測下限。
分享友人