濃度組分 的英文怎麼說

中文拼音 [nóngdùzǔfēn]
濃度組分 英文
density component
  • 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
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. So only with the best combination of dispersants concentration, dispersing time, ph, temperature and adscititious ions, steady dispersing system can be obtained

    只有在分散劑濃度、分散時間、 ph值、溫度和外加離子濃度的最佳組合條件下，才能得到穩定的分散體系。
  2. Elevated [ co2 ] treatment resulted in the larger accumulation of carbohydrate ( soluble sugar and starch ) in leaves of anthurium andraeanum lind during short - term experiment, but the difference of three treatment groups is no striking during long - term experiment. chlorophyll content, chlorophyll a / chlorophyll b ratio in leaves increased, while soluble protein decreased in elevated [ co2 ] during experiments. elevated [ co2 ] led to the increase of rubp carboxylase activity and the decline of glycolic acid oxidase activity during short - term experiment, but the rubp carboxylase activity decreased after 60 d, the glycolic acid oxidase activity increased after 90 d

    高濃度co _ 2處理的紅掌，葉片中的葉綠素含量增加，葉綠素a葉綠素b升高，但可溶性蛋白含量下降，並且隨著處理時間的延長，可溶性蛋白含量的下降更為明顯，處理150d時， t1 、 t2的可溶性蛋白含量與ck相比分別下降了36 . 7 、 28 . 2 ；高濃度co :處理的前30d ，高濃度c02抑制了go活性， rubpc活性升高:處理以記時，高濃度coz處理組的rubpc活性降低， go活性仍然低於對照;處理以月後，高濃度co :處理組的rubpc活性低於對照，其中t2的rubpc活性顯著下降，而go活性升高。
  3. 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。
  4. 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。
  5. 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。
  6. The complex formed by cnbr - activated alginate and antibody is aggregated to the surface of the paraffin - graphite - chitosan electrode by electrostatic adsorption ( coacervation ). the concentration of sjag can be detected by determining the redox current of o - aminophenol, which oxidized by h2o2 in the presence of hrp. moreover, the immunosensor shows some improved performances including high sensitivity, selectivity and less non - specific adsorption

    褐藻酸鈉?抗體復合物通過靜電吸附作用被凝集到含石墨?石蠟?殼聚糖組分的電極表面，然後與抗原和酶標抗原進行競爭反應，以鄰氨基酚為電子媒介，通過測定酶催化下雙氧水對其氧化的電流大小來間接測定抗原的濃度。
  7. 2. according to the effect of combination of different hormone concentration in the medium on callus formation and shoot induction of tomato cotvledons, we defined mso + 2. 0mg / l ba + - 0. 2mg / l iaa as optimum differential medium

    根據番茄子葉外植體在加有不同激素濃度配比的培養基上愈傷組織分化和芽再生的情況，確定最佳分化培養基為ms _ 0 + 2 . 0mg / lba + 0 . 2mg / liaa ； 3
  8. In the model the film thickness in the passage was obtained at first using two phase flow theory ; then, similar analysis solution of concentration distribution of the pollutant in liquid phase and biofilm was obtained through mass component equation of pollutant in gas - liquid phases combined with the biochemical kinetic equation of mass transfer in biofilm and dismission of oxygen limited ; at last, the distribution of pollutant along the filter height and the waste gas purification efficiency were obtained

    該模型首先運用兩相流理論獲得了通道內液膜厚度，然後通過污染物在氣相、液相的質量組分方程，結合生物膜內的傳質與不?慮氧限制的生化反應動力學方程，獲得了污染物在液相和生物膜中濃度分佈的近似分析解，最終得到污染物在氣相中沿塔高的濃度分佈及廢氣凈化效率。
  9. A side stream is recycled to the external feed stream of the column through an equilibrator as an internal feed stream. the simulation results indicate effects on the characteristics of cryogenic distillation column. consideration is given to the behavior and characteristics of the set of ordinary differential equations

    3 、分析了濃度極稀物系動態精餾模型的特點，建立了此類物系動態模型的求解策略，通過對模型中狀態變量的轉換，使原本剛性較強的微分方程組轉化為一非剛性的常微分方程組。
  10. Signals were strong in the cell periphery of procambium, and longitudinal signals were stronger than lateral ones ; in root ground meristem cytoplasm, concentration in the perinuclear region was stronger than one in the cell periphery. in cell periphery of root ground meristem, distribution of actin mrna was heterogeneous, longitudinal signals were stronger than lateral ones ; in callus meristem cytoplasm, concentration in the perinuclear region was low ;

    這表明，從棉花愈傷組織薄壁細胞到鳥巢狀管胞團再到正常苗的過程中肌動蛋白mrna的分佈和濃度都有明顯的變化，而在這里愈傷組織在分化到鳥巢狀管胞團后就不再繼續發育，因而推測，肌動蛋白mrna分佈和濃度可能影響愈傷組織分化出正常的植株。
  11. 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。
  12. At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known

    最後，對全文進行了總結，並指出今後研究工作重點。指出：瞬時得到各方向的投影是此技術實用化關鍵；在獲得溫度分佈信息基礎上，進行必要的假設和推導，能同時得到火焰中某特定組分濃度的分佈，這必將進一步我們對燃燒本質的理解；利用方向性好，輻射強度高的激光源代替常規的黑體爐，能得到輻射干涉投影圖像，這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。
  13. 12 yamada s, shiono s, joo a, yoshimura a. control mechanism of jak stat signal transduction pathway. febs lett., 2003, 534 : 190 - 196

    另外我們還模擬了單個信號蛋白的初始濃度的變化對系統輸出的影響，從而可以看出一些關鍵蛋白組分對系統變化的貢獻。
  14. After the incubation in three solutions, the membrane - bound gq a in 42kda was all extracted from photoreceptor cell. the percent of the membrane - bound gq a in photoreceptor cell in high calcium solution, physiological solution and low calcium solution was 4. 63 %, 4. 58 %, and 5. 05 % respectively on light adaptation and was 4. 56 %, 4. 94 % and 5. 13 % respectively on dark adaptation

    高鈣溶液、生理溶液、低鈣溶液孵育后的感光細胞中膜結合gq蛋白亞基的含量，光適應組分別是4 . 63 、 4 . 58 、 5 . 05 ；暗適ca2 +濃度對光暗適應時羅氏沼蝦感光細胞中gq蛋白。
  15. The killing effect on oncomelania hupensis by lixivium of pterocarya stenoptera, nerium indicum, rumex japonicus and their mixture was studied. differences of the snails mortality were studied also. the three kinds of plant material could kill the snail effectively both in spring and in autumn. but the mortality was different when the experiment is done in different seasons or with different lixivium. the effect in spring was better than that in autumn. n. indicum was the most effective among the three kinds. the effect by mixture was better than that by unitary material, and the effect by the mixture of the three kinds was better than that by two kinds. the variance analyses showed that the experiment could be modified, and some ingredients concentration in mixed lixivium could be reduced. the experiment was valuable in enhancing the power of killing the snail and saving plant material

    對楓楊、夾竹桃和土大黃以及它們的組合水浸液的滅螺效果作了比較研究，結果表明: （ 1 ）滅螺效果均隨水浸液濃度的增高而增強; （ 2 ）這3種植物材料及其組合水浸液的滅螺效果都是春季比秋季好; （ 3 ）組合水浸液的滅螺效果比單一植物材料水浸液的滅螺效果好; （ 4 ）方差分析的結果說明植物材料組合水浸液滅螺在保證滅螺效果的前提下，還可以適當降低組合水浸液中的濃度.以上結論對提高植物材料的滅螺效率和節省植物材料的使用量有著重要的意義，同時也為組建植物滅螺群落提供了有益的參考
  16. Background : ghrelin is a 28 - amino acid endogenous peptide recently identified in the secretory granules of x / a - like cells in the rat stomach, which can act on the growth hormone secretagogue receptor to accelerate the secretion of growth hormone. it was identified that ghrelin - immunoreactive cell and its receptor localize in areas of brain, such as hypothalamus ( pvn, arc ), hippocampus, adenohypophysis and so on. motilin is a 22 - amino acid peptide secreted from the upper part of the small intestine, which regulates the interdigestive motility of gastric

    背景資料： ghrelin是新發現的由28個氨基酸組成的內源性腦腸肽，由胃部泌酸腺x / a樣內分泌細胞分泌， ghrelin免疫活性神經元及其受體在中樞神經系統中如下丘腦室旁核（ paraventricularneucleus ， pvn ） 、弓狀核（ arcuatenucleus ， arc ） 、海馬區及腺垂體等均有不同濃度的分佈，可與生長素促泌物受體（ growthhormonesecretagoguereceptor ， ghsr ）結合促進生長素（ growthhormone ， gh ）分泌。
  17. Compared with the control, the effect of pyrethroid on haematological biochemical indices of carp was significant. the hb concerntration, rbc numbers, tp and ap numbers and the serum sodium level dropped ? the serum alt and ast activity and serum potassium level raised. these haematological difference of the treated groups were significant ( p > 0. 05 ) or very significant ( p > 0. 01 ) compared with the control group

    與對照組比較，低濃度擬除蟲菊酯對鯉魚的體長影響不顯著，對體重、攝食和行為有一定的影響，其影響程度隨處理劑量的遞增和時間的延長而加強；在試驗後期較高濃度組部分鯉魚發生間歇性中毒癥狀，繼而死亡。
  18. In this paper, kandelia candel ( l. ) druce hypocotyls were cultivated in sand and treated with 15 % seawater for 60 days under laboratory conditions. the influence of increasing concentrations of napthalene and pyrene ( 0, 0. 1, 1 and 10mg / l ) on hypocotyl germination and growth, photosynthesis metabolism, water metabolism and membrane protection system were observed to inquire into the ecophysiological responses of mangrove k. candel to pahs phytotoxicity. moreover, the concentration and distribution of parent polycyclic aromatic hydrocarbons ( pah ' s ) in surface sediment, underground root and leaf residue of mangroves in jiulong river estuary ( fugong, north and south shores of haimen island, baijiao ), neighbouring xiamen western harbour ( dong islet ) and dongzui harbour ( fenglin ) were examined

    在實驗室條件下，分別以0 . 1 、 1和10mg l的萘（ nap ）和芘（ pyr ） 3個梯度濃度組級砂基培養秋茄（ kandeliacandel （ l . ） druce ）幼苗，培養基鹽度15 ，培養期60d ，以不加pahs為對照，分析了nap和pyr對紅樹植物秋茄幼苗的生長、光合代謝、水分代謝以及膜保護系統的影響，探討pahs對紅樹植物秋茄的的生理生態效應及植物性毒害（ phytotoxicity ）的機理。
  19. The flow characteristics, distributions of temperature, potentials, and chemical components in the 3 - d space are obtained by resolving the transport equation set, and coupling the electrochemical kinetics equations

    通過cfd技術求解傳遞方程組，並耦合電化學動力學方程，獲得了電池內的流動、溫度、反應物組分濃度等分佈和電池的極化性能曲線。
  20. There are not significant correlation between concentrations and mcn when two herbicides treat together. on the contrary, the frequencies of mcn of large of low concentration groups are higher than those of high concentration groups

    除草劑的誘變濃度和微核細胞率之間未呈現出一定的正相關性，相反，大部分低濃度組的微核細胞率不同程度地高於高濃度組。
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