中柱的
- 与 中柱的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The aromatics having carbon number of n are retained after n-Cn+3 on the FFAP pre-column, and were cut and back flushed after the elution of n-Cn+3, onto an a apolar analytical column and were separated according to their boiling points.
由于在FFAP毛细管预柱上芳烃在比高它三个碳数的烷烃之后出峰,可以通过阀切换操作把芳烃反吹入非极性OV-1分析柱中按照沸点进行详细分离。
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The HPLC finger print of TGDGBX was set up by HPLC-DAD: the chromatographic column,Diamonsil C18(250 mm×4.6 mm, 5μm, 30℃)and bidimensional gradient elution using methyl cyanide-water (flowing speed 1.0 mL·min-1,λ=203 nm). 180 Wistar rats were randomly divided into normal control group, model group, cortisone group, and TGDGBX (16,32 and 64 mg·kg-1) groups respectively.
采用HPLC-DAD,Diamonsil C18色谱柱(250 mm×4.6 mm, 5μm),乙腈―水二元梯度洗脱,流速1.0 mL·min-1,(λ=203 nm),柱温为30℃,建立了当归补血总苷的HPLC指纹图谱。180只Wistar大鼠随机分为正常对照组、模型对照组、强的松组和当归补血总苷大、中、小剂量组,每组30只。
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Methods: The analytical column was SHIMADZU VP-ODS C18 column(4.6 mm×150 mm 5 μm) with a mobile phase consisted of 0.05 mol/L disodium hydrogen phosphate solution(85% phosphoric acid solution with pH adjustment to 2.5)-acetonitrile-methanol(42.5∶47.5∶10) at the flow rate of 1.0 ml/min the detection wavelength was set at 254 nm.
目的:建立丙酸氯倍他索尿素乳膏中丙酸氯倍他索含量的HPLC测定方法。方法:色谱柱为SHIMADZU VP-ODS C18柱(4.6 mm×150 mm5 μm)流动相为0.05 mol/L磷酸氢二钠溶液(用85%磷酸溶液调节pH值至2.5)-乙腈-甲醇(42.5∶47.5∶10)流速为1.0 ml/min 检测波长为254 nm。
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Results showed that,under conditions of pH=2.70,using 0.085 mol/L PBS as buffer solution,flow rate 0.8 mL/min,sample injection volume 10 μL,column temperature 25 ℃ and the UV detection wavelength 214 nm,the six kinds of hydroxy acid can be...
结果表明,在C18Hypersil ODS色谱柱上,以pH=2.70,0.085 mol/L Na2HPO4-H3PO4缓冲液为流动相,流速为0.8 mL/min,进样量10μL,柱温25℃,紫外检测波长为214 nm时,可以较好地分离和测定化妆品中的6种羟基酸。
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In order to overcome the shortage of conformable precision, polyamide affinity membrane modified by cibacron blue F3GA was introduced into the pretreatment unit to get rid of interferer from large molecule such as albumin in serum. The affinity membrane was combined with micro-fluidic chip by embedded and external methods and using external-combination pretreatment unit, average enrichment was 89.36 times, RSD was 4.37%.
为了提高测试的精密度,进而设计含膜复合式预处理芯片,探讨了不同预处理单元对血清样品中痕量盐酸多巴酚丁胺富集效率的影响,优化设计了外接式硅胶整体柱-亲和膜微芯片固相萃取预处理单元,复合式的反相硅胶整体柱对血清中微量盐酸多巴酚丁胺的平均富集倍数提高到89.4,RSD为4.37%。
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Hydrostatic transmission is widely used in construction machine. The research of one of its hard cores, low speed high torque radial piston motor, is very important. To directly estimate the life of this kind of motor, and to design a orbit curve with the longest life at same condition, this paper gives theoretic research of the equal contact stress inner curve of radial piston motor. The research is divided into four parts:1 Taken all forces the piston endured into consideration when radial piston motor working, the force between roller and orbit is deduced.
静压传动技术在各类工程机械中得到广泛的应用,对作为其核心部件的径向柱塞式低速大扭矩液压马达的研究显得十分重要,为了能直接对这种马达进行寿命估计,并能在相同工况下求得寿命最长的轨道曲线,本文从设计等接触应力内曲线的角度对这类马达作探讨性的研究,主要从以下四个方面进行:(1)综合考虑径向柱塞式液压马达工作时的各种主要受力状况,对柱塞组件进行受力分析,并通过仿真分析影响轨道和滚动体间正压力的各个因素,得到正压力的简化表达式。
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For thin polycrystalline films, especially those with columnar structure, once the diameter of grains on the film surface is larger than the film thickness, the total area of above and under basal planes (film-substrate interface) will be larger than that of side plane.
对于薄膜特别是柱状晶薄膜,当晶粒在膜平面内的尺寸大于膜厚时,柱状晶粒的上底面和下底面的面积将大于侧面的面积,因此薄膜中的晶粒生长除像整体材料中的晶粒生长一样考虑晶界能外,还需要考虑表面能和界面能,因为各向异性的表面能和界面能将导致薄膜中的异常晶粒生长和织构变化。
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For thin polycrystalline films, especially those with columnar structure, once the diameter of grains on the film surface is larger than the film thickness, the total area of above and under basal planes (film-substrate interface) will be larger than that of side plane. Therefore besides the minimization of boundary energy in traditional bulk material, surface energy, interface energy would be considered due to the anisotropy of surface energy, interface energy being able to drive the grain growth and texture evolution in thin films.
对于薄膜特别是柱状晶薄膜,当晶粒在膜平面内的尺寸大于膜厚时,柱状晶粒的上底面和下底面的面积将大于侧面的面积,因此薄膜中的晶粒生长除像整体材料中的晶粒生长一样考虑晶界能外,还需要考虑表面能和界面能,因为各向异性的表面能和界面能将导致薄膜中的异常晶粒生长和织构变化。
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In the article a optical system was developed by the newest RC microscope with the schlieren method, which made the figure of appearance excellent colour and lustre and fine third dimension. The special cylindrical and cubic crystal growth cell was designed and the temperature-control system was developed to cooperate with the cell. Radial thermal gradient was formed in the cylindrical cell while transverse thermal gradient in the cubic cell, which was prepared for finding new effects.
在实验中首次采用最新式的浮雕相衬显微镜和纹影法光路相结合的方法,使得实时观察到的形貌图有良好的色泽和三维立体感;自行设计了柱型和方型两种型号的晶体生长室,研制了适合这两种晶体生长室的温度控制系统,在柱型晶体生长室中形成中心径向的温度梯度,在方型晶体生长室中形成横向的温度梯度,从而为发现新效应创造条件。
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In order to separate trace plutonium from uranium matrix for subsequent mass spectroscope determination of the former,an extraction chromatographic method composed of a TBP extraction resin column and a cationic exchange resin column was developed.
为了从铀基体中分离痕量钚,采用由TBP色层柱和7402季铵盐色层柱组成的萃取色层法及低本底α谱仪对模拟铀样品中铀钚分离方法进行了研究,并确定了分离流程的条件;对影响流程分离效果的主要因素,如料液和洗涤液酸度、流速、解吸液浓度等进行了研究,确定了最佳分离流程。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。