查询词典 repetition test

The biocompatibility of self-designed hydroxyapatite/poly rods was evaluated both in vitro and in vivo including Ames test, micronucleus test, acute and subacute systemic toxicity test, hemolysis test, hemopexis test and long-term muscle and bone implant test.

对自行研制的可吸收羟基磷灰石/聚DL-乳酸复合骨折瘦身内固定材料进行了一系列生物相容性实验，包括Ames实验、微核实验、急性和亚急性毒性实验、溶血实验、凝血试验和肌肉乙肝、骨内长期植入实验。

The two kinds of polysaccharose had been compared their immune pharmacolog -ical effect by a series of tests to the mice which were immunological organ weight test, celiac mononuclear cacrophage test, erythrocyte rosette formation test, EAC rosette formation test, metatarsal swelling thickness test, and lymphocyte transformation test.

通过PPS1对小鼠进行免疫器官重量试验、腹腔单核巨噬细胞功能测定试验、E玫瑰花环试验、足跖肿胀厚度试验、T淋巴细胞转化试验、EAC花环试验，检测PPS1的免疫药理学作用。

Based on the above, the author built the vehicle virtual prototyping simulating model including the front and rear suspensions, the powertrain, the steering system, the front and rear tires, wrote the driver control files(abbreviation. dcf) and driver control data files(abbreviation. dcd) for vehicle handling stability simulation analyzing according to the requirements of the current standards GB/T6323.1-94-GB/T6323.6-94 of our nation"s for vehicle controllability and stability test, carried out simulation and analyses for vehicle handling stability such as steering wheel angle step input test, returnability test, steady static circular test, pylon course slalom test and steering efforts test, and evaluated the car"s handling stability performance by scoring according to GB/T 13047-91 ?Criterion thresholds and evaluation of controllability and stability for automobiles?.

在上述基础上建立了包括前后悬架、发动机、转向系、前后轮胎等在内的整车虚拟样机仿真模型，并根据我国现行整车操纵稳定性试验标准GB/T6323.1-94～GB/T6323.6-94的要求，编写了用于整车操纵稳定性仿真分析的驱动控制文件(Driver Control Files，缩写为DCF)和驱动控制数据文件(Driver Control Data Files，缩写为DCD)，进行了转向盘转角阶跃输入试验、转向回正试验、稳态回转试验、蛇行试验和转向轻便性试验等整车操纵稳定性试验仿真分析，并参照GB/T13047-91《汽车操纵稳定性指标限值与评价方法》对该轿车的操纵稳定性进行了评价计分。

Firstly, global test sequences are generated from CMpFSM model of system under test; in order to improve the fault coverage, an enhanced test generation method is presented; then, suitable distributed test architecture is selected and a formal algorithm is presented to distribute the global test sequences to different testers and generate distributed synchronizable test suite.

首先根据系统的CMpFSM模型生成全局测试序列，并进一步提出了一个增强的测试生成算法得到具有更高错误覆盖度的测试集；然后根据选定的分布式测试架构，将全局测试序列分布到各测试器上，最终生成分布式同步测试序列。

The holistic design of the system and resolved the designs of software and hardware based on VXI bus are put forward according to the demand of test system. The hardware and software is designed, including the formation and design of hardware system, visual instrument software architecture, program design for instrument driver, high speed real-time data collection. In the dynamic test program, the idea of"software is instrument"was applied to meet the diverse test demands. Last, it is proposed that the VXI test system be developed to more totalization and networked. The basic theory of system identification was introduced briefly at first. The principle of spectrum analysis system identification based on Wiener-Hopf equation was expatiated. and the questions in applying Peusdo Random signal as spectrum analysis methods stimulate signal was studied, The generation principle of the peusdo random signal is researched, the characteristic of peusdo random are analyzed from time domain and frequency domain, the inverse repeat peusdo random signal is brought forward to make up the shortage of ordinary peusdo random signal. And a new chaos genetic algorithmis presented to solve the unprecise problem of the traditional method. In the servo valve dynamic characteristic test system, the spectrum analysis methods was applied successfully, the servo valve dynamic characteristic could be acquired rapidly and exactly, the test results were analyzed and the ameliorate methods were brought forward at last.

结合航天某集团液压测试中心测试系统的需求，提出了基于VXI总线的液压测试系统的整体设计方案，完成了测试系统的硬件设计与软件设计，包括硬件系统构成与设计、虚拟仪器软件结构、仪器驱动程序设计、高速同步实时数据采集等内容；以伺服阀动态特性测试为例设计了测试模块，该模块体现了VXI总线仪器软件开发所倡导的&虚拟仪器&的思想，以软件的灵活应用满足了不同的测试需求；结合自动测试系统的发展，研究了VXI测试系统与网络技术结合，实现各种软硬件资源共享，进一步提高设备及数据的利用率和系统的扩展性，使自动测试向综合化、网络化方向发展；研究了伪随机信号作为谱分析法辨识的激励信号时存在的问题，讨论了伪随机信号的产生机理，从频域和时域分析了伪随机信号的性质及其应用，提出了用逆重复伪随机信号弥补了普通伪随机信号的不足，并以混沌遗传算法对逆重复伪随机信号产生过程中的参数进行优化，可以更合理而不是凭经验产生需要的逆重复伪随机信号。

Textile colorfastness to crocking is very important, and there are differences among test methods in different countries. The test results are influenced by different test methods. In order to avoid the "trade rubs" among different countries, it is necessary to know the correlation among test results of different test methods. In this paper, Chinese GB(GB/T 3920-51997), AATCC(AATCC TM 82004) and JIS(JIS L 0849-1996) test methods of colorfastness to crocking were introduced.

纺织品耐摩擦色牢度是重要的检测指标，各国的标准和测试方法有一些差异，而不同的测试方法对测试结果有一定的影响，为了解不同测试方法测试结果的相关性，以避免贸易摩擦，本文介绍了耐摩擦色牢度的我国国标(GB/T 3920 5 1997)、美国纺织化学家及染色家协会标准(AATCC TM8 2004)、日本标准工业协会标准(JIS L 0849 1996)等三个测试方法标准，通过对相同试样的三种测试方法的测试，探讨了评定值之间的相互关系。

The main differences among these three test methods were compared, and correlation of evaluation among them were also discussed. The test results showed that the difference of test results is between 0.5 and 1.0 grade, and AATCC test method for wet crocking test showed more color transfer than the other two test methods.

结果表明，对于纺织品耐摩擦色牢度，三种测试方法所测得的耐摩擦色牢度值之间存在着一定的差异，虽然只有0.5~1.0级之差，但对于耐摩擦色牢度是否合格是至关重要的，AATCC湿摩擦的测试结果比其他两种稍显严重。

As showed in Fig.1, the diagrammed stress of short time endurance test forAs showed in Fig.1, the diagrammed stress of short time endurance test for500 hours at 565℃on welded-joint of T91-F12 is 240MPa. Considering the℃on welded-joint of T91-F12 is 240MPa. Considering thedispersity of±20％, stress of check test for 500 hours is 192MPa. The result±20％, stress of check test for 500 hours is 192MPa. The resultof short time endurance test for 500 hours at 565of short time endurance test for 500 hours at 565℃on T91-X20CrMoV121℃on T91-X20CrMoV121welded-joints is showed in Tab.5. The result shows that the short timewelded-joints is showed in Tab.5. The result shows that the short timeendurance stress of weldedendurance stress of welded-joints with two procedures at 565℃for 500 hours-joints with two procedures at 565℃for 500 hoursboth above 192MPa, and meet the requirement.both above 192MPa, and meet the requirement.

依据图1，对T91－F12 焊接接头 565℃温度下的短时持久性能 500 小时考核试验依据图1，对T91－F12 焊接接头 565℃温度下的短时持久性能 500 小时考核试验的图示应力值应为 240MPa，按照持久强度试验数据的±20％的分散度，取 500的图示应力值应为 240MPa，按照持久强度试验数据的±20％的分散度，取 500小时考核试验应力值为 192MPa.T91－X20CrMoV121 焊接接头 565℃、500 小时小时考核试验应力值为 192MPa.T91－X20CrMoV121 焊接接头 565℃、500 小时短时持久考核试验试验结果见表5 ，试验结果表明，两种工艺条件下的焊接接头短时持久考核试验试验结果见表5 ，试验结果表明，两种工艺条件下的焊接接头565℃温度下的短时持久性能，500 小时的持久断裂应力均高于 192MPa，结果符565℃温度下的短时持久性能，500 小时的持久断裂应力均高于 192MPa，结果符合要求。

U.S. objectives: large and medium-sized apparatus, to win in China specializing in the production of plug test machine, shaft life testing machine, tape wear-resistant test machine, alcohol Wear-resistant test machine, testing machine clamshell mobile phone, cell phone slider testing machine, cell phone drop test machine, testing machine twist cell phone, Touch Panel Mobile Phone scratch resistance testing machine, notebook pressure testing machine, key life test machine, load displacement curve of test machine and so on Company Address: Guangdong Province, Dongguan City Dongcheng District Dongcheng South Road, No. 39, Block A on the fourth floor factory Address: Dongguan City, Guangdong, Dongcheng District, Tai Tseng Tau Industrial Area 17 Jiangsu Company: Wuxi city, Jiangsu province Guangrui Road, 1599 No. A district on the 5th

我们的目标：大中仪器，赢在中国专业生产插拔力试验机、转轴寿命试验机、纸带耐磨试验机、酒精耐磨试验机、手机翻盖试验机、手机滑盖试验机、手机跌落试验机、手机扭曲试验机、手机触摸屏耐划伤试验机、笔记本耐压试验机、按键寿命试验机、荷重位移曲线试验机等等

Major step forward in the Czech Republic operating Products: high and low temperature test chamber, the high and low temperature humid chamber, the high and low temperature alternating humid chamber, constant damp-heat test chamber, salt spray corrosion test chamber, high temperature thermostat chamber, high temperature aging test chamber, light-resistant climate test chamber, rain test chamber, mold chamber, vibration, and various large-scale testing laboratory, oven and so on.

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Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48