酸性程度 的英文怎麼說

中文拼音 [suānxìngchéngdù]
酸性程度 英文
acid degree
  • 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 ...
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 酸性 : [化學] acidity; acidness; acerbic; acidic property酸性材料 acid material; 酸性促進劑 acid acceler...
  • 程度 : 1. （知識、能力的水平） level; degree 2. （事物變化達到的狀況） extent; degree
  1. The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %

    結果表明，在實驗條件下，四種殺藻劑均具有一定的殺藻效果，藻類去除率均隨藥劑投量的增加而提高；原水藻類數量影響殺藻劑殺藻效果，四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低；通過殺藻效果、經濟性以及安全性等方面的綜合比較，對于以有毒藍藻為優勢藻屬的引灤水，四種殺藻劑的優劣程度從優到劣排序為：高錳酸鉀硫酸銅過氧化氫次氯酸鈉；在實驗條件下，高錳酸鉀適宜投加量為0 . 8mg l ，藻類去除率高於90 ，所需的藥劑費用僅為0 . 0068元m ~ 3 。
  2. 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。
  3. We found nuclear deformation lymphocytes with increased heterochromatin and impaired thymus epithelium cells with increased lysosomes and deformation of mitochondrias. ( 4 ) effects on mouse liver of so2 challenge : so2 can cause significant liver injury. he staining showed several kinds of necrosis of liver including spot necrosis, focal necrosis and submassive necrosis infiltrated with lymphocytes, monocytes, few neutrophils and eosinophils ; tem observation showed fatty degeneration with dispersion of fatty droplets and dilation of rough endoplasmic reticulums, acid degeneration with significant hyperplasia of mitochondrias, necrosis of hepatocytes with karyorrhexis and other organelles losing their normal structure

    （ 4 ）二氧化硫染毒對小鼠肝臟的組織學結構有明顯影響，可引起肝臟點狀壞死、灶狀壞死甚至片狀壞死，伴隨不同程度的炎性細胞浸潤；透射電鏡觀察發現二氧化硫可引起肝細胞脂肪變性、嗜酸性顆粒變和壞死，脂肪變肝細胞中可見大小不等的脂滴存在，嗜酸性顆粒變肝細胞中可見線粒體明顯增生，壞死肝細胞可見細胞核結構破壞，細胞器減少，細胞膜不完整。
  4. Dna damages caused by so2 and lead acetate were studied with the single cell microgel electrophoresis technique ( or comet assay ) in order to confirm the damaging degree of lead ( as an important component of atmosphere particle matter ) on dna from male mice exposed to so2. the migrating distances of dna of brain, lung, spleen and kidney cells of mice increased significantly, compared to the control group under conditions of single and combined poisoning of so2 ( 42mg / m3 ) and lead acetate ( 0. 2 % ), and lead could strengthen dna damage degree by so2 in nuclear dna of brain, kidney, spleen cells. damaging degree of so2 on nuclear dna of lung cell of mice was more severe than that of lead

    為了明確大氣顆粒物中的重要組分? ?鉛在二氧化硫所致dna損傷中的作用程度，利用單細胞凝膠電泳技術（ singlecellgelelectrophoresis ， scge ，或稱彗星實驗， cometassay ）研究了鉛與二氧化硫的聯合污染，結果表明在42mg m ~ 3so _ 2和0 . 2醋酸摘要一abstract鉛單獨及聯合染毒條件下，小鼠腦、肺、腎、脾細胞dna遷移距離均比對照顯著增加;鉛加劇了50 :對腦、腎、脾細胞核dna的損傷程度; 50 :對肺細胞核dna的損傷程度要比鉛的損傷大，小鼠肺細胞核dna遷移距離在50 :和醋酸鉛聯合作用組與醋酸鉛單獨作用組間有極顯著性差異（ p < 0 . 01 ） ，而與502單獨作用組間沒有顯著性差異。
  5. And amino acids of strain mrv between antigenic site and glycosylation site is different. to some extent, it will decide and change the antigen of mrv

    Mrv的抗原部位和糖基化位點氨基酸均有變異，這種變異可能在不同程度上會改變毒株的抗原性。
  6. In a comparison of nephron - sparing surgery and radical nephrectomies, the tumor size, operative time, blood loss, hospital stay, and preoperative and postoperative serum creatinine levels were analyzed

    比較腎臟保留手術和根除性腎臟切除手術的差異，我們針對腫瘤大小、手術時間、血液流失程度、住院日數、術前和術后的血清肌酸酐值均加以分析及討論。
  7. The effects of substitution degree on paste viscosity, clarity, freeze - thaw stability, retrogradation, gelatinization difficult or easy degree, salt tolerance, sucrose tolerance and anti - mycotic characteristics of colocasia esculenta schott starch phosphate ester were studied

    摘要研究了香芋澱粉磷酸脂的糊粘度、透明度、凍融穩定性、沉降穩定性、糊化難易程度、耐糖、耐鹽和抗黴菌能力。
  8. Expert analysis thinks, because urbanite often sits the office, often can have the trouble that lumbar acerbity leg is fond of, still have the occupational disease that a few special type of work bring, the fatigue meeting on the body causes the exhaustion of mentally ; the industry rises to the demand of diversity talent, the uncertainty of prospective duty field created pressure to employee greatly ; additional, in the individual the meeting when struggling target encounters development bottleneck produces psychological exhaustion

    專家分析認為，都市人由於常坐辦公室，會經常有腰酸腿疼的毛病，還有一些非凡工種帶來的職業病，身體上的疲憊會引起心理上的疲憊；企業對于多元化人才的需求提高，未來職場的不確定性在很大程度上給員工造成了壓力；另外，在個人奮斗目標碰到發展瓶頸時會產生心理疲憊。
  9. Results of experiments on antibacterial and antifungal activities showed that extracts of alcohol and acetic ester had remarkable bacteriostasis effects against 6 bacteria ; aqueous extract was more effective against fungi, and slight against bacteria ; petroleum ether extract had no effect against bacteria and fungi ; butylalcohol extract had different effects against bacteria, but had no effects against fungi

    抑制活性試驗結果顯示：乙醇提取物和乙酸乙酯萃取物對供試的6種細菌有較強的抑制作用；水相對供試的5種真菌有較強的抑制作用，而且對細菌有較小抑制作用；石油醚相對真菌和細菌幾乎無抑制作用；正丁醇萃取物對細菌有不同程度的抑制作用，而對真菌無抑制作用。
  10. 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。
  11. Effect of the degree of carboxyl neutralization on the dispersivity of polyacrylate sodium

    羧基中和程度對聚丙烯酸鈉分散性能的影響
  12. So must use information theory method depict and abundant the genetic diversity index system. in addition to, the introduce of molecule biology technology and the research of nucleotide sequence evolutive give a new method for population genetic, so must do deeply research about the analysis method of dna sequence data = the research main about the follows : there are three parts about the information model of population genetic : one about the shannon information entropy property of equilibrium population and the entropy change in the process of establish equilibrium ; another research is about the diversity measure - ment of genetic variation ; lastly, research the shannon information measurement about the disequilibrium gene variation. the result is : 1 to a definite gene distribution, the genotype entropy reach the maximum at the equilibrium population, the process of population from disequilibrium to equilibrium, the entropy get large and large

    此外，分子生物技術的介入及核苷酸序列進化的研究都為群體遺傳學的深入研究提供了新的途徑，但關于dna序列數據的分析方法需要作進一步的研究。本研究主要體現在以下幾個方面： （一）關于群體遺傳學的信息論模型研究，主要分為三部分內容：一是群體平衡的shannon信息熵的性質和群體平衡建立的熵變性質；二是群體遺傳多樣性測度的研究；三是非平衡群體的基因變異測量shannon信息量的方法研究。得到了如下結論： 1 、平衡群體的shannon信息熵最大，群體平衡的過程是熵的增大過程。
  13. The explanation could rest in the differen ecological character and matablolic responses to hms. when pleurotus ostreatus, lentinus edodes, flammulina velutipes, agrocybe cylindracea were cultivated with fifth formula of substate. the study investigated the situation of cd pollution in four main producing areas in henan province when ahauicus blazei was artificially cultivated with cattle manure, straw and soil

    在利用土壤、牛糞栽培巴西蘑菇時，發現菇中的鎘主要來自於土壤、牛糞等輔料，說明了輔料在一定程度上決定了巴西蘑菇的富鎘特性，在人工栽培時，最好用尿素、硫酸銨等氮源代替牛糞，以深層土作為覆土來降低菇中的鎘含量。
  14. Some freshwater fish such as pike can withstand levels of acidity

    一些諸如梭魚等淡水魚可以抵禦相當程度的酸性。
  15. 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。
  16. Veneer dyeing can improve wood visual characteristics and imitatethe color and luster of precious wood species, to increase the decorative effect. the veneers of hardwood species such as % populus tomentosa, paulownia elongata % were adopted to make dyeing experiments by using acid dyestuff. the result shows : the acid dyestuff in textile industry could be used in wood dyeing process. compound dyeing can be adopted by using the mixture of several kinds of dyestuff. the different treatment methods before the wood was dyed affects the dyeing effect of wood. there is a great difference in the deformed degree of dyeing veneers, smooth level has a relation with wood density. the density of dyestuff, dyeing time and dyeing temperature and so on have many influences on dyeing effect. different technological process has been used in veneers of different wood speicies

    木材單板染色有利於改善木材視覺特性，可以實現模仿珍貴樹種木材的色澤，提高裝飾效果.該研究選取毛白楊和泡桐等闊葉樹種木材單板採用酸性染料進行染色實驗，結果表明：紡織工業用酸性染料可用於木材染色，也可以採用幾種染料混合復合染色；木材染色前的不同處理方法影響木材的染色效果；染色單板的變形程度有較大差異，平整度與木材密度相關；染料濃度、染色時間和染色溫度等對染色效果有較大的影響，不同樹種單板應採用不同工藝
  17. Results came as follows : in this dissertation, we found that it was the smallness of the positive electrode capacitance that limits the performance of carbon based supercapacitors in alkaline electrolytes, and the performance could be meliorated if the active material loaded on positive electrode increased. activated carbon electrode was proved to have good capacitor performances in neutral electrolyte such as ammonium sulfate solution and ammonium nitrate solution, but a correlated problem is the corrosion of the metal current collector

    本文通過考察活性炭電極在堿性電解液中的電極行為，指出活性炭電極在堿性溶液中正極性能較差是影響碳基超級電容器性能的重要因素，增大正極活性物質的載量能夠使電容性能得到一定程度的改善，同時發現活性炭電極在硫酸銨和硝酸銨等中性電解液中具有優越的電極性能，但存在金屬集流體的腐蝕問題。
  18. The alkali & alkaline metal oxide will react with sic at about 1300c and generate silicate, which calls alkali - chemical corrosion, and can influence the glowing of element

    在1300c左右，堿和堿性金屬氧化物與碳化硅發生反應，生成硅酸鹽，稱為堿化學侵蝕，會明顯影響元件發熱的紅熱程度。
  19. With the increase of exposure time, the antioxidative ability of spirodela polyhiza dereased, sod and ap activities were induced, and asa content of treated plants were always lower than those of control plants, but the proline ( pro ) contents in treated plants increased. these factors would break the balance of the metabolism of ros and the active oxygen accumulation in leafy thallus of spirodela polyhiza could be the result, the membrane lipid peroxidation was accelerated ( mda content increased ), ultra - microstructure of chloroplast was damaged, photosynthetic capacity dereased, biomass ( dry weight ) reduced

    實驗研究結果如下： （ 1 ） uv - b輻射處理后前2天，紫萍超氧化物歧化酶（ sod ）和抗壞血酸過氧化物酶（ ap ）等抗氧化酶系統有不同程度的升高，隨著uv - b處理時間的延長，紫萍體內抗氧化保護系統能力下降， sod和ap的活性下降，並且非酶類抗氧化物質抗壞血酸（ asa ）含量一直低於對照組，而脯氨酸（ pro ）的含量則一直在升高。
  20. There are two egfr signaling pathways, one is the classical ras / raf / mek / mapk pathway and the other is pi - 3 - k / pkb pathway. in this part, the phosphorylation and / or activity of some key molecules in these two signaling pathways in differently transfected h7721 cells were investigated. by means of specific antibodies combined with weste

    Egf刺激后不同轉染細胞中的pkb活性、 p42 / 44mapk和mek磷酸化都明顯增加，其中gntv一s / h7721細胞pkb比活性、 p42 / 44mapk和mek磷酸化程度較mock細胞增加明顯，而gntv一as / h7721細胞中上述指標的增加程度則不及mock細胞。
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