濃聚物 的英文怎麼說
中文拼音 [nóngjùwù]
濃聚物
英文
concentrations-
The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu
另外，通過rapd資料的聚類分析及相關性分析研究，發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微生境生態因子（主要是土壤因子）相關，其中無葉假木賊亞種群遺傳多樣性水平不僅與土壤含水量（ w ） 、鉀鈉離子濃度（ k + na ）和氯離子濃度（ cl ）呈顯著的正相關（ p 0 . 05 ） ，還與土壤中有機質（ som ） 、全氮（ nt ）和全磷（ pt ）含量呈顯著的負相關；同時，角果藜種群的遺傳多樣性水平與土壤中有機質（ som ）和全氮（ nt ）含量呈顯著的正相關，而與co _ 3 ~ （ 2 - ）濃度呈顯著的負相關；除此之外，其它土壤生態因子與兩物種遺傳多樣性水平的相關性均不顯著（卜0 . 05 ） 。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。In order to improve the performance of the maleic anhydride - co - acrylamine copolymer water - reducing agent, the copolymer is monoesterified with the polyethylene glycols. the fluidity of the esterified copolymer has been increased 60 %, and it has good retarding performance
通過對不同條件下得到的共聚物的酯化產物的性能的測試得到初始中和度、引發劑用量、反應物濃度、反應溫度與酯化產物性能的關系。We used fission yeast schizosaccharomyces pombe ( s. pombe ), an unicellular eukaryotic organism, as research material. electroporation was adopted to load ca2 + fluorescent indicator into yeast cell and under the laser scanning confocal microscopy ( lscm ), we observed cytosolic ca2 + distribution and relative content as well as fluorescence intensity of gfp - cam in different phases of cell cycle of yeast cell. flow cytometry provided a way of determining the relative dna content of populations of fission yeast
本文以單細胞的真核模式生物裂殖酵母（ schizosaccharomycespombe ）為研究材料，通過激光掃描共聚焦顯微鏡觀察酵母細胞胞質內游離ca ~ （ 2 + ）的分佈及相對濃度，以及不同周期時相細胞中gfp - cam的熒光強度變化，並採用細胞流式法對酵母細胞的相對dna含量進行測定以確定細胞所處周期時相。The results of the higher serum vitamin d concentrations are associated with longer leukocyte telomer length in women
婦女血清高維生素d濃度的這一結論與白細胞調聚物的長度較長有關。Ir, sem - edx, and water contact angle measurements on polysilane and polyacrylate film obtained by double operations and single operation showed that the influence of weight ratio of polymers, the molecular of pmma on film structure was great. the film translucence dropping while the ratio of pmma / pmts grew and the compatible reducing while the molecular of pmma increased
通過測定所配製的系列濃度聚合物甲苯溶液、 thf溶液的表面張力發現：有機硅聚合物溶液的表面張力值在有機硅聚合物濃度低於30時變化不明顯；而甲基丙烯酸酯聚合物溶液表面張力值隨甲基丙烯酸酯聚合物濃度的變化比有機硅聚合物溶液明顯。And the adsorbability of this novel adso rbent for ldl was determined. in order to prepare the solid supports in accordance with with the request of adsorbent for ldl, paam beads were synthesized by inverse suspension polymerization. the composition of the polymerization system is shown as follows : the concentration of monomer and dispersant are 12 % and 0. 65 % respectively, the volume ratio of oil / water isl : 3, the mole ratio of aam and mba is 18 : 1
本文用反相懸浮聚合法合成符合ldl吸附劑載體要求的聚丙烯酰胺微珠，經實驗篩選出反應體系所需的最佳單體濃度（ 12 ） 、最佳分散劑用量（ 0 . 65 ） 、最佳油水比值（ 1 ： 3 ） 、最佳單體（ aam ）與交聯劑（ mba ）的物質的量之比（ 18 ： 1 ） 。A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid
利用六偏磷酸鈉作為穩定劑，通過控制反應物的濃度及比例，制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒，光譜測試結果表明，顆粒具有明顯的量子尺寸效應，適當過量的cd ~ （ 2 + ）離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能；採用檸檬酸鈉還原氯金酸，制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒；採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。05. 01 butadiene dimer and styrene in butadiene concentrates by gas chromatography, method of test for
用氣相色譜法測定丁二烯濃縮物中丁二烯二聚物和苯乙烯的試驗方法Standard test method for butadiene dimer and styrene in butadiene concentrates by gas chromatography
氣相色譜法測定丁二烯濃縮物中丁二烯二聚物和苯乙烯的標準試驗方法The fluorescence of the copolymer ( dmbn - vcz ) spectra show that the fluorescence spectra are in good agreement with that of dmbn monomer when the solution of copolymer ( dmbn - vcz ) is located in low concentration range ( < 10 - 3mg / ml )
對非共軛聚合物（ dmbn - vcz ）的熒光光譜來說，在濃度很低時，它的激發，發射光譜和單體（ dmbn ）非常類似。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。The results of the uni - factor experiments and perpendicular experiments show their best mechanic synthesizing craft as followed : nvp ( 10 % wt ), kh570 ( 20 % wt ), hema ( 70 % wt ), initiator ( 0. 2 % wt ), crosslinker ( 20 % wt ), reacting 20 hours under 80 c. the factors which influenced organic silicon modified pvp hydrogel soft contact lens material ' s swelling capabilities were researched, which included temperature, monomer content, ion concentration etc. the experiments showed the equation swelling content ewc improved with the increase of nw, droped with the increase of kh570 and ion concentration, improved then droped with the raise of temperature, and hydrogels got the least ewc at 45 c. experiment carried on todiscuss water dehydration mechanism of organic silicon modified pvp hydrogel soft contact lens materials, which showed dehydration process could be divided into evaporating stage and diffusing stage
正交實驗結果表明， nvp ? hema ? kh570共聚物的機械性能最佳時，其合成工藝條件為： nvp用量10 （質量百分含量，下同） ， kh570用量20 ， hema用量70 ，引發劑aibn用量0 . 2 ，交聯劑nmba用量0 . 2 ，反應溫度為80 ，反應時間16h 。討論了單體配比、溶脹溫度、離子濃度等因素對有機硅改性pvp水凝膠軟接觸透鏡材料溶脹性能的影響。實驗得出：水凝膠材料的平衡溶脹度ewc隨單體nvp含量的增加而增大， ewc隨kh570用量的增加而減小，隨離子濃度的增大而略微降低，隨溶脹溫度的升高先稍微下降後有所提高， 45時平衡含水量最低。State health officials say the melamine is believed to have come from rice protein concentrate in pet food added to animal feed
該州衛生部說據信三聚氰胺是來自於添加進豬食中的含稻米濃縮物的寵物食品。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。This charged fiber can be directed or accelerated by electrical forces and then collected in mats or other useful geometrical forms. the diameters of electrospun fibers are in the range of tens of nanometers to several micrometers. in this paper, polyacrylonitrile ( pan ) nanofibers are made by electrospinning pan / dimethylformamide ( dmf ) and pan / dimethylacetamide ( dmac ) with adjusting the main process parameters including electrostatic voltage ( 20 ~ 50kv ), sprinkler aperture ( 0. 5 ~ 0. 8mm ), collection distance ( 15 ~ 25cm ), solution concentration ( 6 wt % - 14 wt % )
本文主要對聚丙烯腈（ pan ）二甲基甲酰胺（ dmf ） 、 pan二甲基已酰胺（ dmac ）體系進行電紡絲，調節靜電壓（ 20 50kv ） 、噴頭孔徑（ 0 . 5 0 . 8mm ） 、接收距離（ 15 25cm ） 、溶液濃度（ 6wt 14wt ）等過程參數，制得pan納米纖維，纖維平均直徑在200 1000nm ；詳細分析了過程參數對纖維細度、形態等的影響，認為高聚物溶液濃度及靜電壓對纖維細度有決定性影響，其它過程參數如接收距離、噴射孔徑、紡絲溶液溫度、溶液電導率等的調整應以這兩參數為基礎進行。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素，以便充分掌握影響孔度大小、分佈、形態的因素，使孔度調控范圍得以拓寬，使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發，分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程，它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程，可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料，其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜，通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定，不同厚度的多孔膜形貌研究，不同x （聚合物-溶劑相互作用參數）體系所制備的多孔膜形貌等需深人研究Secondly the cellulase liquid as the raw material were extracted by the aqueous two - phase. the influences of molecular weight of peg, concentrations of peg and salt, ph value, the phase volum ratio etc, the extraction rate and the partition coefficients were studied. the optimum condition was also determined
其次以纖維素酶液為原料，用雙水相萃取技術提取纖維素酶，考察了不同分子量的高聚物聚乙二醇peg和其質量濃度、其鹽濃度、 ph值、相比等對萃取率和分配系數的影響，確定出雙水相萃取纖維素酶的最佳工藝條件。And in another development, the royal canin operation in south africa has recalled the products made in its factory in johannesburg. the company acted on reports of animals dying after eating food made with corn gluten that contained in melamine
另外，該機構還表示在來自中國的用於寵物食品的大米蛋白質濃縮物中三聚氰胺，這些產品已經退出市場。In addition, the agency says melamine has been found in some pet food products in rice protein concentrate from china. those products have been withdrawn from market
另外，該機構還表示在來自中國的用於寵物食品的大米蛋白質濃縮物中三聚氰胺，這些產品已經退出市場。分享友人