表觀純度 的英文怎麼說

中文拼音 [biǎoguānchúndù]
表觀純度 英文
apparent purity
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 觀 : 觀名詞1. （道教的廟宇） taoist temple2. （姓氏） a surname
  • 純 : 形容詞1 （純凈; 不含雜質） pure; unmixed 2 （純粹; 單純） simple; pure and simple 3 （純熟） skil...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 純度 : fineness; pureness; purity; purity quotient; rate of purity
  1. This modification includes : ( 1 ) selecting two important molecules as candidates, ( 2 ) choosing a promiscuous t - cell epitope, and two b - cell epitopes or conserved amino acid sequences from the two important molecules, ( 3 ) connecting them adequately through analysis by the molecule designing software. therefore, the synthetic new antigen may interfere with the process of fertilization by multiple ways and its contraceptive effects may be enhancing. based on the molecule designing methods, the b - lymphocyte cell epitope of sperm / testis specific protein sp17 and cyritestin which interfere with fertilization in mouse, as well as the promiscuous th cell epitope of the ribonuclease ( rnase ) in bovine were selected

    本研究以蛋白質分子設計的理論和方法研究避孕疫苗，將sp17和cyritestin關鍵表位和牛核糖核酸酶非選擇性th細胞表位合理組合，獲得新抗原- 35肽序列；並在合成、純化後分別與弗氏佐劑、免疫刺激復合物（ iscoms ）混合后免疫不同遺傳背景的雌性小鼠，觀察血清和生殖道內的特異性抗體滴度的動態變化、生育力的改變以及免疫后小鼠重要臟器的組織病理學改變：以及在ivf下，新抗原的特異性抗血清對精卵相互作用的影響及抗原在精子表面的特異性定位。
  2. Based on sndm technique, a method of local capacitance - voltage characteristic characterization of ferroelectric thin films was proposed. the effect of traps at oxide - semiconductor interface on metal - oxide - semiconductor structure capacitance - voltage curve was discussed, and the influence of coercive field to the capacitance - voltage characteristics of ferroelectric thin films was also discussed. the dynamic switching of ferroelectric domain in ca doping ( pb, la ) tio3 thin film was studied by sndm from the view of electricity

    利用sndm ，從純電學的角度觀察了plct薄膜中的電疇動態反轉過程，由電疇橫向擴張的移動速度的降低，發現了晶界在電疇反轉過程中對疇壁移動的阻擋作用;根據sndm和pfm的在垂直方向上的不同信息敏感深度，得到plct薄膜中電疇反轉過程中電疇是楔形疇;用pfm觀察同一電疇在去掉外加反轉電場后電疇的極化弛豫現象，結果表明空間電荷是發生極化弛豫的主要原因。
  3. The studies indicated that the rigidity of the copper billet was enhanced a lot with different pressure and different forms of pressure, and by the obvertion of the microscopic structure, we find that the aluminizing formations had different thickness with different pressure

    研究結果表明：對不同壓制壓力下及不同壓制方式的純銅滲鋁后，銅坯的硬度得到很大的提高，對顯微組織觀察可知，在不同壓力下滲鋁其滲層厚度明顯不同。
  4. The his - tagged peacl - gfp purified from the supernatants could polymerize into green fluorescent filamentous structures with diameter, length and shape being identical to that of muscle f - actins, which could be labeled by tritc - phalloidin ( a specific agent for staining actin microfilaments ), and were identified as having a 9 nm diameter by negative staining, corresponding with that of the muscle f - actins ( 7 - 10 nm ). under polymerization conditions, his - tagged peacl - gfp polymerized with kinetics similar to those of skeleton muscle actin, that is, an obvious lag nucleation period at the beginning of polymerization and an s - like typical polymerization curve could be obtained. the critical concentration is 0. 75 umol / l near to that of chicken muscle actin ( 0. 56 umol / l ) under the same condition

    熒光標記結合熒光顯微觀察表明：從可溶性上清中純化的his - taggedpeac1 - gfp聚合形成的微絲不僅可以直接在熒光顯微鏡下觀察，也可被微絲的特異標記物鬼筆環肽所標記，而且其直徑、長度以及形態上與已知的聚合肌動蛋白熒光絲一致；電鏡負染的結果進一步證實其直徑為9nm ，與傳統微絲直徑相當（ 7 ? 10nm ） ；聚合曲線有明顯的停滯期，為典型的s型聚合曲線，聚合臨界濃度為0 . 75 mol l ，這一結果與已有報道相似。
  5. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌：用xrd進行原料物相分析，及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度；用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性；用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化；用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試；採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定；用萊次偏光顯微鏡（ pm ）測試固體潤滑劑的硬度；用材料試驗機測試固體潤滑劑的抗壓強度等。
  6. This article confirmed the grafting efficiency of starch grafted to acrylic acid and the structure of starch and its grafted matter through the separation, purification and analysis tests to the grafted copolymer and the grafted forked - chain matter produced from the process of this reaction ; and deduced the formula of the velocity of such reaction mentioned above with a calculated result of the apparent activation energy in this reaction by the curve showing the relationship among the consistency of starch, monomer and initiator and the velocity of the grafting copolymerization

    摘要對澱粉接枝丙烯酸所得接枝共聚物及接枝側鏈物進行分離提純和分析測試，確定了其接枝效率並表徵了澱粉及其接枝物的形態結構；通過分別測定接枝共聚反應速率與澱粉、單體、引發劑濃度的關系曲線，確定了該接枝共聚反應的速率關系式；推算出了反應的表觀活化能。
  7. When pure shear wave propagate in anisotropy media, even thought propagation direction is parallel to the direction of aligned cracks, experimental results exhibit that only two kinds of shear - wave velocity can be measured - fast shear wave and slow shear wave neglecting polarization direction

    這個實驗結果進一步表明，純橫波在各向異性介質傳播時，即橫波的傳播方向與裂隙平行，無論橫波的偏振怎樣改變，只能觀測到兩種橫波速度，快橫波和慢橫波。
  8. In this work, the macroscopical characteristics of diesel and diesel / lpg sprays are studied through using a digital camera with a high spatial resolution. based on processing technique for digital image, the droplets photographed, which are at the spray edge, are studied. after a comparison of the characteristics of sprays for different fuels, such as diesel, blend fuels of diesel and lpg with different weight fractions, it is shown that flash - boiling injection ( fuel containing dissolved gas ) is good for the atomization of fuel

    本文對柴油和柴油lpg混合燃油的噴霧的宏觀特性採用高解析度數碼相機進行測量，並運用數字圖像技術處理了數碼相機捕捉到的處于霧束外沿的粒子，通過比較純柴油和不同lpg比例混合油的霧化性能，表明溶氣噴射（閃急沸騰）有利於噴射油滴的霧化。
  9. We also found that the rheological behavior of single layer gmt is isotropic. temperature and pressure method has great affection on the distribution of the fiber. second, we measure the pressure change under different molding rate and use extensional viscosities model and shear force model to analysis the data

    研究表明： gmt材料具有很好的充模流動性，流動過程中纖維氈保持一個整體； gmt材料擠壓流動行為表現為各向同性；溫度、壓力制度對纖維的均勻分佈影響很大： 2 ）通過測量不同合模速率下壓力變化，採用拉伸粘度模型（ extensionalviscositiesmodel ）和純剪切流動模型（ shearforcemodel ）對數據進行分析，導出了描述gmt材料宏觀行為的流變學參數。
  10. In order to get the soluble recombinant eo protein and inspect the protein expression status convinently, the egfp and eo gene were ligated into baculovirus transfer vector. with the co - transfecting sf9 cells of baculovirus recombinant transfer vector and linearized viral dna, and plaque purification in the posttransfection procedure, the pure recombinant baculovirus were harvested, which infected the sf9 cells for amplifying to generate a p - l stock. in the meantime, the fluorescence microscopy detection indicated expressed egfp protein to confirm the heterogenous protein expression of recombinant baculovirus. the pi - stock from a pure plaque was used to generate a high liter p - 2 stock, which was determined in liter as 1. 14 107pfu / ml by performing a plaque assay. when a volume of p - 2 stock infected the sf9 cells with moi 5 - 10 for expression, the strong fluorescence was obeserved on the day 3 of postinfection

    此外，為了得到可溶性重組eo蛋白並便於觀察重組蛋白的表達情況，我們將egfp基因與eo基因相連插入昆蟲桿狀病毒轉移載體中，與線性桿狀病毒dna共轉染sf9細胞后通過噬斑純化得到純的重組桿狀病毒，將其感染sf9細胞制備p1種子液，同時用熒光顯微鏡觀察綠色熒光蛋白的表達情況剔除表達效果差的重組桿狀病毒。再用p1種子液感染sf9細胞制備高效價的p2種子液。通過病毒液的梯度稀釋和噬斑測定，確定p2種子液的病毒滴度達1 . 14 10 ~ 7pfu ml 。
  11. The mechanism is that the introduced complementary oligonucleotides can bind to the corresponding mrna or double - stranded dna in genome and form partial double - stranded molecules or triple - stranded nucleic acid molecules by sequence - specific and nonsequence - specific antisense action, thus the target gene will be orientationally blocked and expression of the target inhibited so that therapeutic effect could be attained. in this study, we designed a fragment of human c ii ta cdna in antisense orientation using mrna of c ii ta as template. the primers were designed based on 94 - 500 nucleotides segment in 5 " end of ciita gene so that the interested gene contained 407 base pairs which included two aug codons in 1 16 and 188 nucleotides as well as the splicing site between the first and the second exons

    本研究設計以c tamrna為模板的反義cdna片段，從c ta基因5 』端第94位到500位核苷酸段設計引物，目的片段407bp ，覆蓋第116和188位兩個aug密碼子，也包含了第一外顯子和第二外顯子間的剪接位點：用常規分子生物學方法構建了反義片段的腺病毒表達載體（ padeasy - 1系統） ；腺病毒載體經hek293細胞包裝產生含反義片段的重組腺病毒，用氯化銫密度梯度離心法獲得純化的高滴度腺病毒；進行體外基因轉移，分別用反義片段真核表達載體轉染p388d1細胞和用重組腺病毒感染hela細胞，觀察導入的c ta基因反義rna抑制細胞內組成型或誘導型c ta基因表達的作用，從而達到調控mhc -類分子表達的目的。
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