1) column efficiency
柱效
1.
The effects of temperature,flow rate and composition of mobile phase on retention,resolution,column efficiency and the pressure of the system were examined.
考察了温度、流速和流动相组成对酚类样品的保留、分辨、柱效和系统压力的影响,探讨了酚类样品在聚合物柱上的热力学行为。
2.
The temperature-control accuracy of gas chromatograph,mode of entry of liquor samples from vaporizing chamber after vaporization to chromatographic column,DNP chromatographic column efficiency,and liquor analysis time length etc.
气相色谱仪器的控温精度、酒样进入汽化室汽化后进入色谱柱的方式、DNP色谱柱效、酒样分析时间的长短等都是影响气相色谱仪分析白酒中微量成分数据准确性的重要因素。
3.
The column efficiency of parallel connected multicolumn was studied.
研究了并联多柱色谱的柱效 ,证实并联多柱色谱既可以保证较高的柱效又可以增加柱容量 ,非常适用于大剂量的制备性分离。
2) equivalent column
等效柱
1.
Based on the equation for estimation of bubble sizes in a freedom bubbling fluidized-bed studied by former researchers, the influence of vertical inner structures of the bed on the bubble sizes was taken into account and a concept of “equivalent column” was proposed.
在前人关于自由鼓泡流化床中气泡特征计算的基础上 ,考虑内构件对流化行为影响 ,提出了“等效柱”的概念。
2.
The merit and the limitation of ETABS and PUSH program are also pointed out,the method of equivalent columns taking the place of walls in ETABS is made further investigated on the basis of document 2.
在文[2]的基础上,进一步阐述了在ETABS程序中利用等效柱代替墙进行弹塑性分析的方法。
3.
The new method of the static elasto-plastic analysis (Pushover analysis) is reviewed for structures with shear wall (tube structure),in which the shearwall is replaced by equivalent column based on the equivalent principal of the inelastic response and internal forces between the shearwall and equivalent column.
按照弹塑性性能等效、内力等效的原则,介绍了一种采用“等效柱”代替框剪结构中的剪力墙进行静力弹塑性分析的新方法,从而能够按照柱单元的塑性铰来模拟实际结构中剪力墙的塑性性能,并在实际工程中得到了应用,获取了静力弹塑性分析中剪力墙的各种有用的信息,其中包括层间位移、塑性铰出现的先后顺序、位置,以及塑性铰破坏的类型和破坏的程度等。
3) column efficiency
色谱柱效
1.
A newkind of column efficiency evaluation methoo —evaluating column efficiency by transition times;
一种新的色谱柱效评价方法-跃迁次数m评价法
4) effective column length
有效柱长
5) column efficiency
柱效能
1.
The substitution of the medium-polar carbowax 20 Mfor the poalrer carbowax 2000 in the preparation of the gas chromatographic columns increases the column efficiency and the chronatographic separation degree.
用中等极性的聚乙二醇—２０Ｍ固定液代替强极性的聚乙二醇—２０００固定液制备气相色谱柱，提高了柱效能和色谱分高度。
6) extra-column effect
柱外效应
1.
Thus,how many plates are lost because of extra-column effects can be calculated.
提出了计算柱外效应对色谱峰方差贡献的方法，由此可计算柱外效应引起的往效损失率。
2.
A detailed model that takes account of non-linear isotherms, mass transfer resistance, extra-column effect, and discrete event of port periodic switching, was developed to simulate the complex dynamics.
为了研究模拟移动床色谱的动态特性,本文开发了考虑组分间相互干涉与竞争吸附等非线性因素、传质阻力与柱外效应等非理想因素、物料进出口位置周期性切换离散事件因素的数学模型。
补充资料：柱效率
分子式：
CAS号：
性质：又称柱效能。色谱柱在色谱分离过程中主要由动力学因素(操作参数)所决定的分离效能。通常用理论塔板数、有效塔板数、理论塔板高度、有效塔板高度等表示。
CAS号：
性质：又称柱效能。色谱柱在色谱分离过程中主要由动力学因素(操作参数)所决定的分离效能。通常用理论塔板数、有效塔板数、理论塔板高度、有效塔板高度等表示。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条