重濃度 的英文怎麼說

中文拼音 [zhòngnóngdù]
重濃度 英文
molality
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 濃 : 形容詞1. （液體或氣體中所含的某種成分多; 稠密） dense; thick; concentrated 2. （程度深） （of degree or extent） great; strong
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. As the kid chymosin was extracted by the traditional way and the buffering way at different ph values, its activity mainly depended on the salt concentration, extraction time and temperature, the ratio of buffer and abomasums and extraction times

    用傳統方法和不同ph緩沖液方法提取羔羊凝乳酶時，食鹽濃度、提取時間、提取溫度、提取液與皺胃比例、提取次數對凝乳活性有重要的影響。
  2. It has been demonstrated that complement activating and cr2 cross - linking on b lymphocytes set up a bridge between innate and acquired immunity. the interaction of c3 and cd21 on b lymphocytes will benefit initiating immune response and regulating primary antibody response. cd21 / cd35 is important in the process of antibody avidity maturing, this is critical to b lymphocyte activation especially in the state of low antigen concentration

    現己證實補體的活化以及b細胞表面crz的交聯在先天和獲得性免疫之間架起了重要的橋梁，表現為c3與b細胞cdzi的相互作用有利於啟動抗體應答反應，並對初級抗體應答反應有調節作用： cdzi cd35對于抗體的親和性成熟具有重要作用，在抗原濃度低的情況下，對于活化b細胞是至關重要的，而且mlgm （交聯有利於特異的低親和性b細胞對t細胞依賴性抗原和t細胞非依賴性抗原產生免疫應答。
  3. Through preparative experiments and optimized experiments on cu ~ zn ultrafine powders that are prepared by the method of thermal spray and ball milling, the author finds that dispersants concentration, dispersing time, ph, temperature and adscititious ions have significant influences on dispersing effects

    西安理工大學碩士學位論文通過對熱噴塗球磨法制備的超細銅鋅粉的分散性進行預試驗和優化試驗，發現分散劑濃度、分散時間、 ph值、溫度和外加離子濃度對分散作用效果有重要影響。
  4. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物，以鯽魚為實驗動物，應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等，全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響，初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響，為制定漁業生產上預防性的管理措施提供科學依據，及時避免或減輕重金屬污染對水生生態系統造成的損害。
  5. In this study, the stem segments of new shoot with axillary buds of well - growth tetraploid black locust trees were used as explants. the effects of different basic mediums, different hormone kinds and their concentrations ratios, different sucrose concentrations on calli induction, buds differentiation and rooting in the process of establishment of high frequency regeneration system of tetraploid black locust were studied. on the base of high frequency regeneration system, the effects of various factors on transformation efficiency of badh mediated by agrobacterium tumefaciens were discussed in the light of gus histochemical assays

    本實驗首先以生長良好的四倍體刺槐優株上當年生新梢的帶腋芽莖段為外植體，研究了在四倍體刺槐高頻再生體系的建立過程中不同基本培養基、不同激素濃度及其配比、不同蔗糖濃度對愈傷組織的誘導、芽的分化及生根的影響；然後在得到高頻再生體系的基礎上，通過農桿菌介導法轉化甜菜堿醛脫氫酶（ badh ）基因，以gus染色組織分析為依據探討了影響轉化效率的各種因素，建立了高效、可重復的基因轉化體系，為四倍體刺槐目的基因的導入打下了基礎。
  6. Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed

    利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律，但由於實測水深資料獲取較為困難，因而利用遙感來反演水深是一個重要的選擇，為此，本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感水深反演試驗，試驗結果表明，在極高泥沙濃度、較強水動力條件的黃河口海域，用多光譜遙感反演水深是可行的。
  7. Study of " ph memory " and activity water ( aw ) in processing of immobilization indicates that former factor has much effect on transformation and the latter just has little effect. permeabilization treating of baker ' s cell with alcohol and ultrasonic leads to lower transformation rate, which illustrates that permeabilization procedure has negative role on biotransformation with whole cell as biocatalyst in organic solvent. in simple dynamics research amount of biocatalysu concentration of substrate and reaction course are considered and all of them have remarkable effect on transformation

    Ph記憶、水活度及通透性處理的實驗結果表明， ph記憶對轉化有明顯的影響，水活度對模型反應的影響不大；作為完整細胞生物催化，細胞的通透性可能是傳質阻力的重要組成部分，利用不同濃度的乙醇和超聲波對細胞進行處理，結果表明，在有機相完整細胞生物催化中，通透性處理對轉化產生的是負面影響。
  8. Materials and methods the mouse, golden hamster and human sperm were incubated with endotoxin in different concentration for different time to get capacitation, respectively, and ar was induced by progesterone after capacitation, then the rates of capacitation and ar were detected by chlortetracycline ( ctc ) and hoechst 33258 fluorescent staining method. the medium was with endotoxin in different concentration in sperm - oocyte fusion step during ivf, then the fertilization rate was observed. the 1 - cell, 2 - cell and zona - free 2 - cell mouse embryos were incubated in the medium with endotoxin, then the rate of blastocysts was recorded

    方法取小鼠精子10份、金黃地鼠精子6份、人新鮮精液標本10份及人冷凍精液標本9份，分別與不同濃度內毒素共孵育進行體外獲能和孕酮誘導的頂體反應，應用金黴素和dna結合的熒光染料hoechest33258雙重熒光染色法檢測精子的獲能率和頂體反應率；小鼠體外受精實驗的精卵結合環節培養液中加入不同濃度的內毒素，觀察受精情況並記錄受精率；取小鼠1 -細胞胚胎、 2 -細胞胚胎和去卵透明帶2 -細胞胚胎，與不同濃度內毒素共孵育進行體外培養，觀察體外發育情況並記錄囊胚率。
  9. The cholesteryl liquid crystal mixture was microcapsulized by complex coacervation method using gelatin and acacia as membrane materials. the effects of the concentr ation and quantity of arabic gum on the microcapsule particle size and color showing were also studied

    最後，採用以明膠?阿拉伯樹膠為囊壁材料的復凝聚法對配製的顯色示溫混合液晶進行了微膠囊化處理，並著重討論了阿拉伯樹膠的濃度及用量對液晶微膠囊粒度及顯色效果的影響。
  10. The rising temperature in the cave, the lamp - light ' s toasting and the convictive air made the humidity of the whole or part of the cave descend, which made the speleothem sightseeing dry, cracked and weathering. the acid air from the outer and the highly dense co2 would cause acid erode action to the speleothem sightseeing with water vapor. the existence of lamp - light offered a good chance for the lightloving plant to grow up, thus a lot of bryophyte covered the speleothem sightseeing

    洞穴升溫、燈光的烘烤及空氣的對流致使洞穴濕度或局部濕度降低，使景觀產生乾裂、風化；氣流帶入的洞外酸性氣體及高濃度co _ 2在高濕的條件下，結合水汽對洞穴景觀產生酸侵蝕作用；燈光的存在為燈光植物生長提供了條件，使大量的苔蘚類植物生長于鐘乳類景觀的表面；洞外大氣粉塵的進入，給洞穴帶來了非常嚴重的破壞，粉塵在洞內高濕的環境下大量沉降，附著于鐘乳類景觀的表面，致使受污染面發黑，毫無光澤。
  11. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容： （ 1 ）載體共價法制備氧敏感材料：通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理，通過氧測試實驗評價該氧敏感材料的氧敏感性和穩定性，同時研究了各種因素對該氧敏感材料性能的影響（ 2 ）載體共價?交聯法制備氧敏感材料：通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理，通過氧測試實驗和分光光度計評價該氧敏感材料的氧敏感性和穩定性，同時研究了各種因素對該氧敏感材料性能的影響（ 3 ）氧敏感材料在光纖氣態氧傳感器中的應用：該傳感器的響應時間為10s ，檢測下限為5ppm ，檢測精度為0 . 5 ，具有較好的重復性和穩定性，遲滯較小，使用壽命至少為1年，適合各種環境下氣態氧濃度的檢測。
  12. At low concentration of zn, the changes in ultrastructure were nuclei deformation, chloroplast swelling and disorder of thylakoid arrangement ; serious damages in ultrastructure caused by greater zn stress were indicated by scattered nucleoli, condensed chromatin, almost empty nuclei with nuclear membrane disrupted and nucleoplasm flowing into cytoplasm, swollen and partly dissolved cristae of mitochondria, disrupted and collapsed chloroplast envelopes, and some dissolved thylakoids that flew into cytoplasm

    超微結構的變化也呈現加重趨勢，低濃度處理的變化為細胞核變形、葉綠體膨脹、類囊體排列紊亂；嚴重的超微結構的損傷是核仁散開、染色質凝集，細胞核幾乎成為空核和核膜破裂，核質散出；線粒體脊突膨脹和部分溶解；葉綠體膜斷裂、消失和部分類囊體溶解和散到細胞質中。
  13. This paper analyzes the fire danger factors for torching system and vent pipe, and addresses the key design matters of deployment, height, discharging capacity and automatic monitoring device of torch as well as the discharging gas concentration, installation position and security device of the vent pipe

    文章分析了火炬系統和放空管的火災危險因素，並從火炬的布置、高度、排放能力、自動監控裝置以及放空管的氣體排放濃度、安裝位置、安全裝置等方面，重點論述了火炬系統和放空管的消防安全設計要點。
  14. Both fresh weight and dry weight of zea mays decreased with the increase of nacl concentration

    玉米在鹽處理時，整株鮮重和干重隨鹽處理濃度的升高而下降。
  15. Ecocline a cline that is due to a specific environmental factor, such as a gradient of heavy metal concentration in the soil

    生態漸變群：由物種生存特定環境因素影響而形成的一種漸變群，例如土壤中的重金屬濃度梯度。
  16. The addition of surfactant to etchant can protect surface from intense dissolution, and keep a relative similarity of dissolving activity between surface and tunnel walls. in order to gain a satisfactory enlargement of tunnels, the etchant temperature should be controlled at 70 - 90

    3a / cm ，嚴重，使比容降低;溶液中添加表面活性劑可以有效地抑製表面溶解，提高比容;適宜的擴孔條件為:溫度80oc ; h +濃度lmol / l0
  17. Differences in case fatality between high and low pollution areas could be due to many factors other than co concentrations.

    輕、重污染區致死病的方面的差別可能是一氧化碳濃度以外的許多因素所造成的。
  18. Molal solution are normally used when the physical properties of solutions, such as vapor pressure, freezing point and boiling point, are involved.

    在涉及溶液的物理性質如蒸汽壓，冰點和沸點時，通常使用重量克分子濃度。
  19. The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury

    研究內容主要有：廣州市河涌沉積物及底棲生物體內重金屬含量及評價；汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價；汞對劍尾魚鰓和肝臟中抗氧化系統的毒性，包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用；汞對劍尾魚組織生理毒性即：汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。
  20. Once the desired specific gravity is established, the same strength must be used henceforth.

    所需的比重一經確定，以後就必須使用同一濃度的酸。
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