查询词典 column

Macroporous adhesive resin column and Sephadex LH20 column were employed to separate and fractionate the crude extract and the structures of the main compounds were analyzed by HPLC-ESI-MS.

通过大孔树脂结合SephadexLH—20对芒果多酚粗提物进行分离纯化和分级制备，采用HPLC-ESI-MS对主要组分的结构做了初步分析。

In this practice session you′ll freeze panes to see column or row titles stay in place, and then freeze both column and row titles at the same time.

您将在练习单元中练习将窗格冻结，以便查看列或行标题是否固定在某个位置，然后练习同时冻结列和行标题。

In this practice session you′ll freeze panes to see column or row title s stay in place, and then freeze both column and row title s at the same time.

您将在练习单元中练习将窗格冻结，以便查看列或行标题是否固定在某个位置，然后练习同时冻结列和行标题。

The test results also indicate that separating RC ultra short column into separated columns (shear span to depth ratio higher than 2) by gapping longitudinally at the middle of ultra short column can improve the ductility and deformation capacity of the columns effectively.

不设剪力连接件的SRC超短柱的破坏模式为黏结破坏，与RC超短柱相比，其抗剪承载力和变形能力并无明显提高；设置剪力连接件的SRC超短柱的破坏模式为斜压破坏，其抗剪承载力和变形能力显著提高，但构件的变形能力仍然难以满足现行抗震规范要求。

In this paper we combined three chromatographic separation and purification technique such as affinity chromatography, ion exchanger chromatography and hydrophobic interaction chromatography to develope a new technology of stimutaneous extraction of three enzyme from pancreatin. We optimized the technology by studying the methods of purification and assured the technology as: The crude extraction from the dissolution of Pancreatin is directly absorbed on the DEAE gelose fast flow columnEquilibrating buffer is 0.01mol/L NaoAc-HoAc buffer(pH4.5; eluting buffer is 0.2～0.35mol/LNaCl in 0.01mol/LNaoAc-HoAc buffer (pH4.5), and then be eluted by two steps to acquire the peak of kallikrein.The solution which can"t be adsorbed by DEAE gelose fast flow column is adsorbed on affinity chromatographic column Equilibrating buffer is 0.01mol/LTris-HCl buffer(pH7.5, eluting buffer is 0.5mol/LNaCl in 0.01mol/Ltris-HCl buffer(pH7.5)and then be eluted by one step to acquire the peak of trypsin.The solution which can"t be adsorbed by is pretreated with 30%～80%(NH_4)_2SO_4 fractional precipitation, the deposition of the precipitation is dissolved to beabsorbed on phenyl gelose fast flow columnhydrophobic interaction chromatography condition is Equilibrating buffer is lmol/L(NH_4_2SO_4 in 0.01mol/LNaoAc-HoAc buffer(pH4.5), eluting buffer is 0～0.6mol/L(NH_4)_2SO_4 in 0.01mol/LNaoAc-HoAc buffer (pH4.5) and then be eluted by two steps to acquire the peak of chymotrypsin.

本研究考察了各种纯化方法，将离子交换层析、亲和层析和疏水层析三种分离纯化法相结合，建立了激肽释放酶、胰蛋白酶和糜蛋白酶三酶的联产工艺：胰酶用pH4.5醋酸缓冲溶液提取后，粗提液直接上DEAE-琼脂糖快胶柱吸附平衡缓冲液：0.01mol／LNaoAc-HoAc缓冲液(pH4.5，洗脱缓冲液：0.01mol／LNaoAc-HoAc缓冲液(pH4.5)含0.2～0.35mol／LNaCl分两步洗脱，收集激肽释放酶的洗脱峰；DEAE-琼脂糖快胶的未吸附液上亲和层析柱分批吸附平衡缓冲液：0.01mol／LTris-HCl缓冲液(pH7.5，洗脱液：0.5mol／LNaCl溶液，一次洗脱，收集胰蛋白酶洗脱峰；最后，亲和层析未吸附液用30％～80％硫酸铵分级盐析处理，沉淀溶解后用上苯基—琼脂糖快胶吸附平衡缓冲液：0.01mol／LNaAc-HAc缓冲液(pH4.5含1mol／L(NH_4)_2SO_4，洗脱缓冲液：0.01mol／LNaAc-HAc缓冲液(pH4.5)含0～0.6mol／L(NH_4)_2SO_4，分两步洗脱，收集糜蛋白酶的洗脱峰。

This thesis is combined with the project－"design and exploitation of Automotive Constant Drive-Shaft", which is undertaken by the topic team. Based on the structural simplification to three-dimension solid models of ball-cage type and three column-shaft type constant velocity joint, and the three-dimension solid models are obtained by conversion engineering. Altair/Hpermesh software is used here for generating the finite element mesh of key parts of ball-cage type and three column-shaft type constant velocity joint.

本文结合课题组承担的"汽车等速驱动轴设计开发"项目，在对通过逆向工程方法获得的等速驱动轴的球笼式等速万向节和三枢轴式等速万向节三维实体模型进行结构简化的基础上，利用Altair/Hypermesh软件对球笼式和三枢轴式等速万向节的各关键零件进行了有限元网格划分。

HPLC was used to determine harmine concentration in the oral emulsion or in tissues of mice. Stationary phase: Shim pack CLC ODS column; mobile phase: acetonitribe methanol phosphate buffer (pH6.8)(30∶30∶40); mobile speed: 1.0 mL/min; detection wavelength: 300 nm; column temperature: 20℃.

采用高效液相色谱法测定口服乳剂中的harmine含量和各脏器组织中的药物浓度；色谱柱Shim pack CLC ODS柱，流动相为ψ［乙腈∶甲醇∶磷酸盐缓冲液（pH6.8）］=30∶30∶40，流速1.0 mL/min，检测波长300 nm，柱温为室温。

Methods: The chromatographic separation was performed on a Hypersil ODS2 column(250 mm×4.6 mm, 5 μm) with mobile phases of potassium dihydrogen phosphate hexyl amine solution-acetonitrile(74∶26) for the determination of its related substances and methanol-0.05 mol/L potassium dihydrogen phosphate solution(1∶1) for the determination of dexbetamethasone sodium phosphate. The flow rate was 0.8 ml/min, the detection wavelength was 254 nm, the column temperature was 25℃ and the sample size was 20 μl.

色谱柱为Hypersil ODS2柱(250 mm×4.6 mm，5 μm)；有关物质测定的流动相为磷酸二氢钾己胺溶液-乙腈(74∶26)，含量测定的流动相为甲醇-0.05 mol/L磷酸二氢钾溶液(1∶1)；流速为0.8 ml/min，检测波长为254 nm，柱温为25℃，进样量为20 μl。

It was also found that R increases with accumulator and condenser holdup. Further studies on the dynamic role of column holdup showed that the ratio of column holdup to reboiler initial charge acts as a factor.

对塔内持液的动态作用规律的深入研究表明：持液量与釜液量之比为一个因子，因此对于一个确定的分批精馏塔，当q0.7时，存在最佳投料量。

Clicking on the Insert Column icon on the Table toolbar inserts a column after the selected one.

点击工具栏上的插入列图标，在表中选定列后插入一列。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了