查询词典 sample method

The principle is as follows: after incubating the standard sample of bacterial endotoxins, glycogen anti coagulation whole blood extracting from the healthy domestic rabbit, extralin anti congealable whole blood from healthy volunteers, THP 1 cells together, measure the releasing amount of TNF and IL 6 from cell gene by the method of ELISA as a endogenesis index judging the pro heat role of endotoxin.

其原理是：分别将细菌内毒素标准品与从健康家兔取出的肝素抗凝全血、健康自愿者提供的人肝素抗凝全血以及THP 1细胞共同孵育后，用ELISA双抗夹心法测定其产生的细胞因子TNF α和IL 6的释放量，作为内源性检测指标来判定内毒素的致热作用。

The coprecipitate precursor of La0.9Ba0.1Er0.85Mg0.18O3-α solid electrolyte material was prepared by microemulsion method and the dense ceramic sample was obtained by calcining and sintering the precursor.

采用微乳液法合成了La0.9Ba0.1Er0.85Mg0.15O3-α固体电解质材料的共沉淀前躯体，通过初烧和烧结制得致密的La0.9Ba0.1Er0.85Mg0.15O3-α陶瓷样品。

The discrete mathematical models of the roundness and cylindricity EST are established; the mathematical models of the generating line straightness, axis straightness, coaxality, circular run—out and total run—out error of the revolution workpiece are put forward and established first based on the EST; the method about how to sample and to process sampling data are given when these models are applied to measure workpleces.

其主要内容是：针对长期以来国内对回转误差运动的有关定义的争论，对回转误差运动的本质进行了讨论，进一步明确了静心与静轴，动心与动轴的概念，并对此进行了数学推导，给出了相应的数学模型；统一了&平动说&和&瞬心说&关于回转轴线的定义，指出了两种学说各自的力学基础和它们的一致性。

In this paper w e derived the optimum form of important function by variation method, with that proposed percepts to improve impor tant function; by utilizing the result of delaminateˉ sample theory, the improving direction of reˉsampling was determine d, and with that the double weight selecting partiˉ cle filtering was proposed.

为解决粒子滤波算法在实际应用中出现的滤波发散、粒子退化问题，文中利用变分法证明了重要性函数取法的最优形式，并由此提出重要性函数的改进方案；利用分层抽样原理，确定了重采样方法的改进方向，并由此提出双权重重采样方法。

A sample-pretreated method of ether-extraction-precolumn-derivation was established, and the chromatographic conditions, which was used for determinating the derivant of extracted UDCA, were decided to be Hypersil C_(18) column(250×4.6mm, 10μm), acetonitrile-methol-0.005mol·L~(-1) phosphoric buffer-triethylamine(50:27:42:0.25, adjusted to pH3.0±0.1 by phosphoric acid) as mobile phase with detective UV wavelength at 247nm and column temperature at 35℃.

建立了乙醚提取-柱前衍生化血浆样品预处理方法，采用Hypersil C_(18)柱(250×4.6mm，10μm)，乙腈-甲醇-0.005mol·L~(-1)NaH_2PO_4缓冲液-三乙胺(50：27：42：0.25，磷酸调节pH3.0±0.1)为流动相的HPLC法，以溴苯乙酮为衍生化试剂，在247nm处测定家兔血浆中熊去氧胆酸衍生化产物。

A method is described for the separate determination of diacetyl and 2,3-pentanedione in beer by GC-ECD, The conditions of sample preparation and GC determination have been-discussed.

本文介绍了采用GC-ECD分别测定啤酒中双乙酰和2，3-戊二酮的方法，文中讨论了样品制备及GC的测定条件。

Methods The pretreatment method of sample solutions by diatomite adsorption was optimized.

结果 改进后的方法消除了阴性干扰，重复性好。

In chapter Ⅰ, a historial review of structure control is given; In chapter Ⅱ, A discussion of the controllability and observablity of flexible structures is given, Two kinds of controllability and observablity index are defined, and applied to actuator allocation; chapter Ⅲ considers the reduction of high order flexible structure mode; the content of chapter Ⅳ is about the basic problem of distributed parameter control system design. It is proved that a stable controllor in mode space may be unstable in real use in distributed paramater systems, also, by closed loop mode concept, a pole assignment method of flexible structure controllor design is given; chapter Ⅴ is about the low-authority controllor design, it is pointed out by use of high order eigenvalue/eigenvector perturbation, a better controllor can be designed; chapter Ⅳ considers flexible structure reduced order control; chapter Ⅶ disscusses the basic problem of flexible structure computer control, analyses discreate controllablity and observablity and its computing, the sample period and coefficient wordlength; chapter Ⅷ is on the problem of low flexibility compensation; chapter Ⅸ is a design example.

在第一章简要回顾了挠性结构控制的历史，并且指出控制中的一些问题；第二章讨论了挠性结构的能控性与能观性，定义了两类能控性程度和能观性程度指标，还将能控性程度概念应用于执行器位置的确定；第三章论述了高阶模型的降价问题，比较了适于挠性结构模型降阶的方法，指出其适用范围；第四章内容是分布参数系统设计的基本问题，首先证明在模态空间中设计的稳定的控制器在实际分布系统上可能是不稳定的，进而根据闭环模态的概念，获得挠性结构控制器设计的极点配置方法；第五章的内容是关于低权控制器的设计问题，指出利用特征值高价摄动和特征向量的摄动，可以设计出更加完善的低权控制器；第六章讨论挠性结构降阶控制问题；第七章讨论挠性结构计算机控制的基本问题，分析了时间离散化模型的能控性和能观性及其计算问题，讨论了采样周期选择和系数字长问题；第八章讨论低挠性结构的补偿问题；第九章的设计例子用来说明第二章和第四章的结果。

An optimum condition for analysis of p-fluorobenzaldehyde sample using electrosynthesis was investigated by method of hydroxyamine hydrochloride .

制定了盐酸羟胺法测定电合成芳醛的条件，并用该方法测定了电合成对氟苯甲醛样品，方法的回收率为99.97%～100.4%，相对标准偏差为0.084%～0.42%，测定结果和气相色谱分析结果基本一致。

SPE method: condition SAX cartridges with 2 ml MeOH and 4 ml water, load 1 ml sample, wash with 3 x 1 ml water, elute with 2 ml

固相萃取方法：用2毫升甲醇和4毫升水洗涤SAX 柱，装入1毫升样品，1毫升的水洗三次，2毫升氯化钠(0.5M)溶液洗提。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。