查询词典 randomization test

"It's very easy to take a sample ," said Dr. Quintero."You collect the sample in a little bottle and put a strip inside. If you get one blue band, the test is negative, if you get a second band, that means the test is positive." In Europe, the test costs about 3.00 Euros.

Quintero医师表示，很容易可以拿到样本，你可以将样本搜集在一个小瓶中，再放进一片试纸；如果出现蓝色条纹，试验即为阴性，如果出现第二个蓝色条纹，那试验即为阳性；在欧洲，这项试验约需花费三块欧元。

Is the first in the environmental testing equipment developed by one of the companies, after many years of development and accumulation of various companies in the development of environmental testing equipment, and large laboratories, particularly the high and low temperature, hot and humid Test series Room, salt spray test room, room temperature aging test, Linyu, Shachen, light the systematic building of the laboratory has accumulated rich experience.

无锡苏南试验设备有限公司是中国最早从事环境试验设备研制的企业之一，经过多年的发展与积累，公司在各类环境试验设备的研制，以及大型试验室、特别是高低温、湿热系列试验室、盐雾试验室、温度老化试验室、淋雨、砂尘、光照试验室的系统性建设方面积累了丰富的经验。

A class lab approved by nation authority institution is equipped with quant meter, distribution photometer, high and low temperature test box, moisture-heat test box, and salt spray test box etc.

建有经国家权威机构认可的 A 类实验室，引进了光谱分析仪、分布光度计、高低温度试验箱、湿热试验箱、盐雾试验箱等一大批先进的检测设备，是目前国内同行业中规模最大、设施最先进、装备条件最好的制造基地之一。

Previous research works on test reduction algorithms select test cases based on the test coverage information of statement-level conditions/branches and could not scale to larger programs, and thus are difficult to apply in real production systems.

在以前的减少测试演算法的研究中，基於声明程度的条件/分歧的测试覆盖度资讯并无法适用於较大的程式，因此难以套用於真实的产品系统中。

This paper point out the muck of JiePu speedway has strong structure property and high sensitivity by consolidation test,triaxial test,unconfined compression test and scanning electron micrscope.

海相软土具有高压缩性和低强度的特点，影响这些基本物理力学性质的主要原因之一的结构性也逐渐引起了人们的重视，对结构性的研究取得了丰硕的成果。

Firstly, design principles and architecture of the test model are briefly introduced. Then we focus on the design method, the components and the operational procedure of the bionic long flexible fin, the control and communication module, as well as the motion control subsystem. Finally, some conclusions are drawn from the test data and experimental results of the test model, and the necessities to improvments and further research are also proposed.

首先，介绍了仿生水下机器人试验模型的设计原则及其系统总体结构，然后重点研究了仿生柔性长鳍、主控模块与通讯系统、运动控制子系统的设计方法、系统构成和工作原理，最后介绍了试验模型的系统测试与航行试验结果及其结论，并指出了仿生水下机器人试验模型的改进重点和柔性长鳍波动推进技术今后的研究方向。

An independent sample t-test and a one way ANOVA test were used to compare the differences between an ICU stay 1 year before and 1 year after intensivist staffing in July 2003. A Chi-square test was used to analyze the association of mortality.

使用独立样本t-检定及单因子变异数分析来比较实施专责重症医师照护前后在住院天数是否有所不同；利用卡方检定来检查和死亡率有关的因素。

Pressure valve test can be conducted in a dedicated test rig can also be carried out in an integrated test bed.

压力阀的测试可以在专用的试验台上进行，也可以在综合性试验台上进行。

As a representative of the IELTS network, the British Council will be responsible for providing test materials, test invigilating and test marking throughout China.

英国文化协会作为IELTS考试的代表，负责在华地区IELTS考试的资料提供、考场监考和考卷评分等工作。

As a representative of the IELTS network, the British Council will be responsible for providing test materials, test invigilating and test marking throughout China.

英国文化协会作为IELTS考试网络的代表，负责在华地区IELTS考试的资料提供、考场监考和考卷评分等工作。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。