进行试验
- 与 进行试验 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Results revealed that the large side insulation of the stator bar in slot is available for ultrasonic pulse-echo testing; Coupling transducer on the surface of a practical stator bar could minimize the influence on the measurements of velocity, contributing no destructivity of the ultrasonic testing for stator insulation; The simultaneity of same velocity and higher attenuation can be used to detect insulation delamination from conductors; Compared with the wide sides of the bars in slot, the short sides of the bars near the exit from slot and the end bars had a same velocity and a higher attenuation; The velocity might be exactly measured on the shot sides of the bars near the exit from slot and the end bars, while the attenuation might not, which were examined though filed tests; V min decreased greatly and V av decreased slightly with the service time of the bars.
在实验室对线棒多种结构处的主绝缘和不同运行年数(未老化、16、18 和23年)线棒的主绝缘进行了低频超声反射法检测试验,并进行了现场试验,发现(参见 Hao et al, IEEE DEI, to be published),槽部线棒的宽面绝缘不受换位绝缘的影响,比窄面绝缘更适合超声测量;线棒表面平滑的半导体层减小了耦合剂对超声测量的影响,实现了无损性;波速不变而声衰减减小可以检测线棒出现绝缘与导体脱壳缺陷;出槽口和端部线棒的窄面绝缘与槽部线棒的宽面绝缘相比,声衰减大而波速一致;现场试验验证了波速不受绝缘结构和现场测试条件的影响,而声衰减受以上因素影响很大(参见 Hao et al,中国电机工程学报, Vol.23 No.4); V min 随运行年数明显减小, V av 随运行年数慢慢越小。
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The caterpillar 1M PC test method used to evaluate the high-temperature detergency of API CF diesel engine oil was described.
介绍了评定APICF柴油机油高温清净性的开特皮勒 1M PC试验方法的建立情况,采用 1M PC试验标准油80 2、80 6进行对比验证试验,并对不同配方和剂量的CF油品进行评定。
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Five models were used to investigate the "Changdong"" s anti-tumor effect: mice S180 sarcoma solid model, mice liver cancer H22 solid model, mice Lewis lung cancer model, as well as human liver cancer QGY and colon cancer LOVO implanted in naked mice; mice liver cancer H22 was also used to evaluate the enhancive effect of "Changdong" when it was co-applied with other anti-tumor agent or with radiotherapy; The "Changdong"" s cytotoxic effect in vitro on such tumors as QGY, LOVO, lung cancer A549, breast cancer MCF-7, as well as mice leukemia P388 was observed through MTT method. And investigate the effect of "Changdong" on proliferation of spleen lymphocyte, on activity of NK cell and on synthesis of IL-2 in mice bearing Lewis lung cancer, respectively. With propidium iodide straining, cell aigptosis and cell circle were analyzed by flow cytometry. Result:"Changdong" has an evident tumor inhibitive effect on mice tumor model as well as human tumor implanted in naked mice with a quantity-effect relationship.
使用小鼠S180肉瘤、小鼠肝癌H22实体瘤和小鼠Lewis肺癌模型,以及人体肝癌QGY和人体肠癌LOVO裸鼠异种移植模型,进行"长动"的抗肿瘤药效学研究:用小鼠肝癌H22进行"长动"合并放疗和化疗的增效作用研究;用MTT法进行"长动"对肝癌QGY、肠癌LOVO、肺癌A549、乳腺癌MCF-7、小鼠白血病P388等10株人体和动物肿瘤细胞的体外细胞毒性作用研究;用淋巴细胞转化试验、小鼠NK细胞活性试验、小鼠胸腺细胞增殖法分别测定"长动"对荷Lewis肺癌小鼠的脾淋巴细胞增殖的影响、自然杀伤细胞活性的影响和对小鼠产生白介素-2(IL-2)的影响;用流式细胞仪PI单染色法进行"长动"对人体肝癌QGY细胞的体外诱导凋亡作用和对肿瘤细胞周期的影响的研究。
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The ignition and its flame spreading test system of the modular charges in the natural environment is built up, a number of ignition and its propagation methods are simulated, the characteristic parameters of the system in the natural environment are obtained.
本文针对刚性组合装药的点传火技术进行了一些基础性试验研究和理论分析,建立了自然环境下刚性组合装药的点传火试验系统,并对多种点传火方案进行了模拟试验,获得了点传火系统在自然环境下的重要性能参数。
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In this study, the following studies have been carried out(1)Test on a typical MR damper employed in this study was carried out, Neural network model based a direct model and a inverse model were established. The performance of the models were cpmpared with the Bingham model and the hyperbolic tangent model. Results show that ANN model can describe the mechanical behavior of MR damper perfectly as a nonparmetric model.
本文主要进行了以下三个方面的工作:(1)对一种典型的磁流变阻尼器进行了性能试验,利用实验实测数据建立了阻尼器的Bingham模型、双曲正切模型两种参数模型以及基于神经网络的正向和逆向模型,对三种计算模型进行了仿真分析,并与试验结果进行对比研究,结果表明,神经网络模型比两种参数模型能更好地模拟阻尼器的动态性能。
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At the same time combined with indoor maximum dry density test,this paper discusses the possibility that rock-filling construction quantity .Then data of densification quantity examination under the condition ofdifferent filling material.densification machinery.densification parameter and lay-down thickness are collected as the analytic object. On the basis of making a statistical analysis of experiment data ,supervisory standard and assessment method of settlement difference and settlement ratio that adopted to examine rock-filling embankment construction quantity are put forward systematically At last carrying on settlement observation tests of rock-filling embankment in different construction stage in different layer ,the dependability of assessment method is validated.
同时结合室内最大干密度试验,讨论了表面沉降法作为填石路基施工质量检测手段的可行性和可靠性;然后通过汇总不同填料、不同压实机械、不同压实参数和不同摊铺厚度条件下的压实质量检测数据作为分析对象,在对试验数据进行了统计分析的基础上,较为系统地提出了以沉降沉降差及沉降率作为填石路基施工质量检测指标的评定方法和相应的管理标准值;最后通过对填石路基试验段进行不同填筑时期不同层位的沉降观测试验,验证了评定方法的可靠性。
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Generated by lightning impulse testing system are used to test many kinds of electrical devices and insulation materials,such as SPD,lightning arrester,etc.
0引言雷电冲击测试系统广泛应用于电力系统、通信系统、邮电系统、输变电设备和电子元件生产企业以及铁道部门等,其产生的冲击电压(1.2/50μs等波形)、冲击电流(4/10、8/20、10/350、10/1000μs等波形)用于对诸多电气设备和绝缘材料,如SPD、避雷器等进行雷电冲击试验,也可以进行冲击联合试验等科学试验。
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Thirty crossbred beef steers (Limousin + local yellow ), aged eight months to twelve months, were fed in the crib and randomized complete block design and differentiated weight by block. The cattle were divided into six nutrition pattern groups.
摘 要:本试验选用8~12月龄的利木赞杂交牛30头,栓系舍饲,采用随机完全区组设计将试验牛分成6个营养模式组,进行300天的育肥后,对所有试验牛进行屠宰,测定其胴体质量和肉品品质。
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Methods The stablishment of lymphoblast cell lines was by EBV-immortalization and subtyping of the cell lines by cell fusion, mytomycin C inhibition analysis and/or immunoprecipitation and Westemn blot.
方法将我国3例FA患者外周血细胞用EB病毒活化法建立原始B-淋巴细胞系,采用丝裂霉素生长抑制试验和细胞融合后MMC抑制试验的互补试验进行分型;利用单克隆抗体免疫沉淀法和Western blot法进行分型。
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Based on investigating the short and intermittent structural plane, surrounding rockmass of the huge underground powerhouse in Three Gorge has been divided into five statistical similar areas according to its characteristic of rockmass structure by applying structure plane network simulation. Distributed characteristic of structural plane has been studied and based on it mechanics macrocharacteristic has been studied:(1) It is the first time that based on the result of structural plane network simulation rockmass quality of every structure area has been studied with applying blurred information optimum seeking technique and be compared with and RQD method. The result indicated that it has better effect to evaluate rock quality with blurred information optimum seeking technique.(2) It is the first time that the interrelated relationship of the result of in-suit rockmass deformation test and fractal characteristic of structure on test point has been applied to determine rockmass deformation parameter. The question of evaluating deformation parameters of engineering rockmass has been solved.(3) Anisotropy strength parameters have been determined by applying shear zones simulating method. The result indicated that there are different strength parameters in every structural area, after comparing the result of Fast Lagranian Analysis in continua number simulation method with that of method of weighted mean according to continuity. The result indicated that when a suitable reduction coefficient is been considered rockmass strength parameters can be simply and fast determined with method of weighted mean according to continuity where there is not enough test result.(4) Damage characteristic has been studied based on analysis fractal characteristic of structural plane network by applying fractal-damage coupling method. It is the first time that the concept of damage degree has been set up to evaluate rockmass quality according to the biggest principal damage.
通过对短小、断续性结构面统计特征的研究,将地下厂房区划分为五个岩体结构统计均质区,应用结构面网络模拟技术研究了各个岩体结构均质区结构面的发育分布特征,并以此为基础对岩体宏观力学特性进行了深入研究:(1)首次通过在结构面网络模拟计算结果的基础上,应用模糊信息优化技术研究了厂房区各个岩体结构分区的岩体质量并与岩体基本质量指标研究法、岩体质量指标RQD值研究法作了对比,结果表明以结构面网络模拟结果为基础,应用模糊信息优化技术进行岩体质量评价能够取得很好的效果,解决了工程岩体质量的定量评价问题;(2)首次通过对已有的现场大型岩体变形试验结果的分析及相应试验点岩体结构分形特征的研究,建立了结构面分布的分形维数和岩体变形指标间的相关关系,并首次应用这种相关关系根据结构面网络模拟及分形维数计算结果确定了缺少试验结果的地下厂房各工程部位的岩体变形指标而且应用于围岩稳定性计算,解决了工程岩体宏观变形参数的评价问题;(3)应用在结构面模拟网络图上模拟岩体剪切破坏带的方法,得出了岩体在不同方向上的强度参数,结果表明岩体的强度特性与结构面的发育方向和程度有着明显的关系,各个岩体结构均质区具有不同的强度参数;同时还通过应用拉格朗日差分法对岩体强度指标的数值分析并与按连通率加权平均计算法对比表明,按连通率加权平均计算法在考虑合理的折减系数情况下,可以简单快速地对缺少现场大型试验结果的具体工程部位实现岩体强度指标的估计,通过以上研究解决了工程岩体抗剪强度参数的评价问题;(4)通过结构面网络分形维数的研究,应用分形损伤耦合分析方法,研究了厂房区岩体的损伤特征,并首次引入"损伤度"的概念,建立了应用最大主损伤评价岩体质量的指标体系。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。