查询词典 combinatorial method

The experiments and case study show that the method is feasible and effective, and it can considerably reduce the number of combinatorial test cases for some SUT with definite dependent relationships among input parameters.

实验结果证明该方法是可行和有效的，对于一些输入参数依赖关系明确的被测系统，该方法能够较大幅度地精简全组合测试用例集。

Macroporous tributyl amine aminating strongly basic anion exchange resin-a phase transfer catalyst with high catalytic activity for nucleophilic substitution,which was screened out via combinatorial chemistry method –was used to catalyze the nucleophilic substitution reactions for synthesis of benzyl acetate,benzyl propionate,benzyl butyrate and benzyl valerate.

用组合化学方法筛选出的对无外加碱条件下的亲核取代催化活性最高的聚合物季铵盐–三丁胺胺化强碱性阴离子交换树脂为相转移催化剂，催化合成了乙酸苄酯、丙酸苄酯、丁酸苄酯、戊酸苄酯等羧酸苄酯。

The active compound Celangulin-V, which is the main active compound against insect pest from Celastrus angulatus Max, was modified at its 6-OH and the core structure β-dihydroagarofuran polyol of Celangulins from the basic hydrolysis of the extract of the root bark of Celastrus angulatus Max was modified by combinatorial chemical method.

主要结果如下： 1、合成了苦皮藤素V6-乙酯、6-烯丙基醚和6-酮等衍生物，通过NMR方法鉴定了化合物的结构，经文献检索均为新化合物，生测结果表明酮衍生物丧失了杀虫活性，乙酯衍生物与苦皮藤素V活性相当，醚衍生物较苦皮藤素V活性提高11倍。

The data mapping modulation, by which the information data are mapped as the combinatorial sequence, and the security protocol method of the parallel combinatory SS communication system are presented in this paper.

本文提出了并行组合扩频通信的数据调制映射法，并以此为基础，给出了一种安全通信协议方式，既可作身份认证又有好的保密能力。

On the basis of electrical network characterization, Chapter 5 presents a new principle to detect PCB's fault first time. Three methods of online test for electrical network characterization are described in detail. Then, a hierarchical, combinatorial approach is firsfly presented. The test efficiency of this method is studied also. The experiment result shows that the new approach can greatly enhance the test efficiency of fixtureless tester under the requirement of 100% test for PCB's connections.

本文第5章利用集成电路的输出特性，首次提出了一种新的印刷电路板连接故障的检测原理，给出了三种印刷电路板电气网络输出特性的在线测试方法；在此基础上，首次提出并实现了基于飞针式在线测试仪的层式组合测试思想，研究了这种方法的检测效率；应用实例表明这种方法在不降低对印刷电路板连接故障100％测试的要求下，可以有效地提高飞针式在线测试仪的检测效率。

Using this method, the global risk level of the virtual enterprise is minimized by combinatorial optimization of risk solutions with the constraint straint of risk investment.

该方法能够实现在一定风险费用投入的情况下，通过优化组合风险处理措施，达到虚拟企业整体风险水平最低的目标，是虚拟企业风险规划的科学管理方法。

METHODS An experimental method was developed which allowed the isolation and culture of GER cells from P1 rat cochleae using a combinatorial approach of enzymatic digestion and mechanical separation.

取出生后第1天的大鼠耳蜗，利用机械分离和酶消化相结合的方法分离出纯的GER细胞，于含10%血清OMEM培基中进行培养。

To isolate spermotogonia using two combinatorial enzyme three step wises digest the testicular tissues from 19 d-old-embryo after hatching,the cryopreserve effect of dimethylsulphoxide,glycerol and ethylene glycol cryoprotectants,each at(5%,10%,and 15%) concentration on the 19 d chicken embryonic SSCs was compared with fast freeze method.

采用二酶3步法获取孵化第19 d的鸡胚精原干细胞，比较在快速冷冻条件下3种冷冻保护剂(DMSO、乙二醇、甘油)在3个浓度5%、10%、15%条件下对鸡胚精原干细胞的冷冻保存效果进行研究。

Finally, Monte Carlo simulation method is employed to develop the reliability simulation system of Rail Vehicle Door, making use of the combinatorial programming technology of MATLAB and .

在研究了可靠性仿真系统实现的各项关键技术之后，应用蒙特卡罗可靠性仿真方法，利用基于MATLAB与。NET平台的混合编程技术，设计开发了。

The paper summarizes three essential to research the station carrying capacity: Firstly, need to research the stations fastigium passing capacity, not a day;Secondly, need to study the integrative carrying capacity, namely researchingthe integrated station passing capacity which under the harmonizing between station throat and receiving-departure track operation;Thirdly, need to use combinatorial method to reflect the station passing capacity and the inscape of it.

在前三个章节分析的基础上总结出研究客运专线客运站通过能力的三个要点：一是要研究客运专线车站的高峰通过能力，而非一昼夜通过能力；二是要对客运专线车站通过能力进行一体化研究，即要研究咽喉能力和到发线能力的密切配合下客运站的最终通过能力；三是要以组合能力的概念和方法反映客运专线客运站的通过能力及能力构成的特点。

Effective local search tactics reaches local searchers when they are ready to buy - with every way that it is possible for them to buy from you.

有效的地方搜索策略达到当地的搜索，当他们准备购买-以各种方式，这是他们有可能从您那里进行购买。

The first two are periodic sentences for their beginnings; and the fifth and the last are also periodic sentences each for the embedding of a parenthetic structure.

1960年代中后期，当战后女权主义和当时的许多其他抗议运动在西欧和北美发展成某种势力时，性别的概念演绎成补充和延伸生物性别差异的概念。