查询词典 test at random

By combining virtual instruments technique with the test technique of electro-hydraulic servo valve, the test system of electro-hydraulic servo valve based on virtual instruments has been developed by the graphics software-LabVIEW6.1. The test principle and method of electro-hydraulic servo valve were discussed in this dissertation. The experimental results on a Moog servo valve demonstrate that the design of electronic-hydraulic servo valve test system is valid.

本文将虚拟仪器技术和电液伺服阀性能测试技术结合起来，利用图形化软件工具—LabVIEW，研制开发出了基于虚拟仪器的电液伺服阀性能测试系统，对电液伺服阀的静、动态特性测试原理和方法进行了讨论和研究，以MOOG伺服阀为测试对象进行了静态特性测试和试验结果分析，验证了所开发的电液伺服阀测试系统设计方案的合理性。

According to Pharmacopoeia of the Peoples Republic of China and the relevant technical provisions of TCM, natural medicine, injection intermediates were tested by quality and safety tests. The results of acute toxicity test, local muscle stimulation test, sensitivity test, hemolysis test proved the injection of polysaccharide extracted from ABM was safe and can be used via intramuscular injection and intravenous injection.

在上述研究的基础上对姬松茸多糖注射液的生产工艺进行了设计，初步制得注射液成品，根据《中华人民共和国药典》和《中药、天然药物相关的技术指导原则》对注射液的中间体进行质量安全性试验：急性毒性试验、肌肉局部刺激试验、过敏试验和溶血试验，试验结果均符合相关规定，表明姬松茸多糖注射液可以用于肌肉注射和静脉注射，无毒副作用，不会产生不良后果。

At first, the conception of test task was proposed to explain the evident difference of parallel efficiency of test tasks. Then, the guideline of parallelism was developed, to weigh the parallelizability of different test tasks, as well as guiding the configuration of instrument source in the parallel test system. At last, with an example, the rationality of parallelizability and the practicability of parallelism were proved.

首先根据测试任务组的并行测试效率不同的现象，提出了测试任务可并行性的概念；然后给出了衡量可并行性的可并行度指标，用以定量地指导并行测试系统开发过程中仪器资源的配置；最后通过应用实例验证了可并行性概念的合理性、可并行度指标的实用性。

ATS Lab, Engineering Colleague, Air Force Engineering University Xi'an 710038 ChinaAbstract : Research was made on the parallel efficiency of different test tasks in parallel test system, and proposed the conception of parallelizability, to describe the inherent attribute of test task in parallel test process.

针对并行测试系统中不同UUT测试任务组的并行测试效率提高存在差异的现象，提出了测试任务的可并行性概念，以描述测试任务在并行测试过程中的固有属性。

There are some characteristics for reliability growth test evaluation of liquid rocket engine, such as its field test data is small sample, there are multi-kind stresses act on the system during accelerated life test, its life test data belongs to a dynamic parent population.

液体火箭发动机可靠性增长试验的特点有：系统现场试验为小子样、加速寿命试验中存在多种应力综合作用、可靠性增长试验数据属于动态统计母体。

It rounded out its test lead and patch cord line to include a full solution of test lead kits, grabber test clips, test probes, spade terminals, banana plugs, banana jacks, coaxial cable assemblies and BNC connectors.

这个系列的产品包括线缆测试成套工具，各类勾爪类型的测试夹，各类测试探针，各类接线柱，插头插座，同轴线缆装配和同轴电缆连接器等。

Firstly, the research tests the stationary of each variable by adopting the Unit Root Test and all variables shows I(1) sequence. Secondly, it tests the stability of each variable by adopting Perron (1989) structure transformation Unit Root Test. The test result is same as the ADF test, which does not consider the structure transformation.

首先以单根检定法来检定各项变数是否为定态，结果显示变数皆为I(1)序列，接著以Perron(1989)结构转变的单根检定，检测各变数的平稳性，检定结果与不考虑结构转变的ADF检定结果相同。

As far as I know there are three kinds fo such tests commonly exist - the Dall Null test which uses a single plano-convex lens, an auto-collimating test uses a flat as big as the mirror under test and Offner test using two plano convex lens.

据我所知现时一般存有3种此类测试，其一是达耳零位测试采用单一只平凸透镜，再有是自准直测试采用一块平镜大小一如被测试的反射镜，及 Offner 测试采用2只平凸透镜。

Rice moisture content can be controlled by use of different consistency salt and acidliquor,the method of preparing different moisture contents rice sample also be studied and adopted.Such as, temperature humidity preservation box used in testing mechanical physical properties ofrice kernel, tensile and bending experiment device which can be used on rice samples. Configureddark box, CCD photography, image-taking system, pre-experiment to forcast mechanical physicalproperty and moisture transfer property, from which we can know that distance of elastic modulusand passion ratio in tensile process test is not big when renitency strength is much larger thanresist-pull strength, tensile test can be replaced by bending test to research tensile property ofrice, because tensile test is hard to do, experiment research methods and feasibility werediscussed, and suitable humid stress field experiment research plan ere made.

研究、采用了合适的盐溶液及不同浓度的酸溶液调节稻米含水率、制取不同含水率稻米试样的方法；研制了测量稻米材料机械物理特性时使用的保温保湿箱、适用于稻米试件使用的拉伸和弯曲试验装置；配置了暗箱、CCD摄像机、竖直与水平摄像装置及计算机图像采集系统等；进行稻米机械物理特性和水分传递特性的各种预备试验，得到：稻米的抗拉强度远小于抗压强度而拉压时的弹性模量、泊松比相差不大，稻米籽粒的拉伸试验难度极大，成功率很低，可以用籽粒的弯曲试验代替拉伸试验研究籽粒材料的拉伸特性；探讨试验研究方法及其可行性，制定了合理的稻米湿应力场试验研究方案。

In handling these problems, integrated test design and evaluation technology is studied in this thesis,the purpose of which is to reduce repetitiveness of test in the developing phase,guarantee quality of test data,make full use of various test i.

针对我国武器装备在其全寿命周期内经历的工作阶段多、各阶段技术状态各不相同但具有一定的继承性、而各阶段特别是全系统现场试验量较少的特点，分析了目前小子样试验方法存在的不足，提出了武器装备综合试验与鉴定的技术框架，重点介绍了支撑该技术框架的综合试验设计方法、小子样多状态试验数据融合处理方法以及战技指标综合评定方法的研究进展，指出了需要进一步研究和解决的问题

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

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