查询词典 on-line testing
- 与 on-line testing 相关的网络例句 [注:此内容来源于网络,仅供参考]
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With the combination of lighting, cooling and heating under daylighting, the study on the effect of the key characteristic parameters on total energy consumption is provided. The validation of the comparability of daylight distribution for building antetype and model is made through theoretical analysis and simulating calculation in the thesis. Due to the variable sky condition, daylighting factor is used for experimental validation instead of illuminance. The error analysis of several testing methods used in the experiment is conducted, followed by the experimental validation of the effect of WWR, sill and transmittance on daylighting factor distribution.
基于天空状态的多变性,提出用天然采光因数替代照度进行实验验证,对实验中的几种测试方法进行了误差分析,并通过实验验证了窗墙比、窗台高和透光率对天然采光因数分布的影响。4 为了更直观地分析各参数对照明节电的影响,提出了"特征点"、"特征线"和"特征距离"等概念;分析了天然采光下的照明节能状况,综合考虑照明、采暖和空调能耗,计算分析了几个主要特性参数对总能耗的影响。
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By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricants low-temperature properties with computerized system; it analyses the data by regression method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PAO2, and discusses on low-temperature flowability of vegetable-base lubricants.
应用空穴理论及自由体积理论,从分子结构角度分析了影响润滑油低温性能的因素,提出了改善对润滑油低温性能的有效途径,组织了大量试验,通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测,采用均匀设计来组织实验;用逐步回归对数据进行分析并且进行最优化求解,对环境兼容润滑油的基础油进行了分析研究,选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油,并从理论上对植物基润滑油的低温流动性进行了探讨。
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By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricant's low-temperature properties with computerized system; it analyses the data by regression method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PA02, and discusses on low-temperature flowability of vegetable-base lubricants.
应用空穴理论及自由体积理论,从分子结构角度分析了影响润滑油低温性能的因素,提出了改善对润滑油低温性能的有效途径,组织了大量试验,通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测,采用均匀设计来组织实验;用逐步回归对数据进行分析并且进行最优化求解,对环境兼容润滑油的基础油进行了分析研究,选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油,并从理论上对植物基润滑油的低温流动性进行了探讨。
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Based on exploration of stain mechanism of exterior coatings, resear ch on effects of screening, comparison, testing and verifying of contaminators a nd contaminating manners in tests on stain resistance, mixed ash with good dupli city was selected as new contaminator, content of mixed ash applied , applying b rush and calculating equation for tests were demonstrated.
通过对建筑外墙涂料沾污机理的探讨,对涂层耐沾污性能试验中污染源的筛选、比较、验证试验和污染源涂布方式等因素对耐沾污性影响的研究,确定了重复性较好的新污染源——配制灰替代粉煤灰,并对配制灰的涂布量、涂布用刷、试验计算公式作了试验论证。
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On the base of finite element analysis and testing on the bearing capacity, set up reliability evaluate model based on the bearing capacity of the bridge-crane structure. The model fully considers the random of the factors that affect the bearing capacity, and evaluate the bearing capacity in certain evaluate norms.
在有限元分析和承载能力测试的基础上,建立了基于常规可靠性理论的桥架结构承载能力可靠性评估模型,充分考虑影响桥架承载能力因素的随机性,按可靠性模型进行桥架承载能力可靠性指标计算,然后按评判准则进行承载能力评估,达到了量化评估的目的。
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Factors that could affect results include the ability to market and sell products; changes in relationships with strategic partners and reliance on strategic partners for the performance of critical activities under collaborative arrangements; failure of distributors or other customers to meet purchase forecasts or minimum purchase requirements for our products; impact of competitors, competing products and technology changes; ability to develop, commercialize and market new products; market acceptance of oral fluid testing or other new products or technology; changes in market acceptance based on product performance; continued bulk purchases by customers, including governmental agencies, and the ability to fully deploy those purchases in a timely manner; ability to fund research and development and other products and operations; ability to obtain and maintain new or existing product distribution channels; reliance on sole supply sources for critical product components; availability of related products produced by third parties; ability to obtain, and timing and cost of obtaining, necessary regulatory approval for new products or new indications or applications for existing products; ability to comply with applicable regulatory requirements; history of losses and ability to achieve sustained profitability; volatility of our stock price; uncertainty relating to patent protection and potential patent infringement claims; uncertainty and costs of litigation relating to patents and other intellectual property; availability of licenses to patents or other technology; ability to enter into international manufacturing agreements; obstacles to international marketing and manufacturing of products; ability to sell products internationally; loss or impairment of sources of capital; ability to meet financial covenants in agreements with financial institutions; ability to retain qualified personnel; exposure to product liability, patent infringement, and other types of litigation; changes in international, federal or state laws and regulations; customer consolidations and inventory practices; equipment failures and ability to obtain needed raw materials and components; the impact of terrorist attacks and civil unrest; ability to complete consolidation or restructuring activities; ability to identify, complete and realize the full benefits of potential acquisitions; and general political, business and economic conditions.
可能影响结果的因素包括营销以及出售产品的能力;与战略合作伙伴关系的变化以及根据合作协议对战略合作伙伴执行关键活动的依赖;经销商或者其他顾客未达到我方产品的采购预测或者最低采购要求;竞争对手、竞争产品以及技术变化的影响;新产品开发、商业化以及营销的能力;市场对唾液检测、其他新产品或者技术的接收程度、基于产品效果所造成的市场接收的变化;顾客、包括政府机构的持续大宗采购以及按时完成采购的能力;资助研究、开发以及其他产品和活动的能力;获得并维持新的或者现有的产品经销渠道的能力;关键产品部件对单一供应源的依赖;第三方生产的相关产品的供应情况;新产品或者现有产品的新疗效获得必要的管制批准的能力、时间以及费用;遵守适用的管制要求的能力;亏损的历史以及实现可持续盈利的能力;股票价格的波动;与专利保护和潜在的专利侵权诉讼有关的不确定性;与专利以及其他知识产权有关的不确定性以及诉讼费用;专利以及其他技术授权的提供情况;签订国际性制造协议的能力;产品进行国际营销以及制造的障碍;国际性销售产品的能力;资本来源的损失或者减少;履行与财务机构之间协议的能力;获得合格人员的能力;产品责任、专利侵权以及其他诉讼的风险;国际、联邦或者州的法律、法规的变化;顾客合并以及存货实践;设备故障以及获得所需原材料和部件的能力;恐怖主义袭击以及内乱的影响;完成合并或者重组活动的能力;识别、完成以及实现潜在收购的全部利益的能力;一般性政治、商业、经济形势等。
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The testing results suggests that the increase of H2S concentration will raise the brittleness coefficient, leading to the decrease of corrosion resistance for either X70 base metals or welding joints. Meanwhile, the results reveals that effect of H2S concentration on X70 base metals and welding joints is different: the influence of H2S concentration on welding joints'SSCC is bigger than on base metals'SSCC.
揭示了随着硫化氢浓度的增加,国产X70管线钢及其焊接接头的脆性系数增加,抗腐蚀能力减弱;硫化氢浓度对国产X70管线钢母材和焊缝的SSCC性能有着不同程度的影响:在相同的试验条件下,焊缝的脆性系数显著大于母材的脆性系数,即焊缝较母材的SSCC敏感性大。
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Based on the experimental results obtained from an engine testing and on the pictures of combustion process by high speed photography,characteristics of the fuel spray formed by impinging on a pintle nozzle was investigated in the way of multiple sprays overlapping photography and a Malvin analyzer for drop size and distribution.
在前期发动机台架实验和高速摄影实验的研究基础上,为进一步了解燃油束撞击法形成混合气及其在小型柴油机上实现直喷式燃烧的机理,用多次喷雾叠加摄影技术以及马尔文激光粒子分析仪对带挡块的轴针式喷油器的喷雾过程进行了研究。
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Methods In 1998,PPD testing was conducted on 12-years-old students from Fangshan district (BCG revaccination termination group) and Tongzhou district ( BCG revaccination not termination group) of Beijing respectively,PPD reactions w ere measured at 72 hours,chest X-ray examinations were performed on those with average diameter≥6mm indurations,acid-fast bacillus detection was done for one s found exhibiting lung shadows and so on.
1998年分别对北京市房山区12岁学生和北京市通州区12岁学生行结核菌素试验,72小时测量PPD反应--凡硬结平均直径≥6mm者行胸部X线检查,发现肺部阴影者查痰抗酸菌等。
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In this thesis, I summarize the theoretical calculation method, applied scope and notice of siphonic drainage system, and point out the advantage of siphonic drainage system compared with gravitation drainage system. In the archetype experiment study of siphonic drainage tube, I adopt different tube diameter and different structural height to survey the drainage volume and press in different place. I observe various kinds of flow state, and get chief factors which influence hydraulic peculiarity of system as the tube diameter or structural height, and find out the relevance of factor to flux. I apply CFD Fluent software and adopt standard k-ε model and RNG k-ε model, then use finite volume method and second-order upwind scheme to discrete numerical model, while coupling numeration of velocity field and press is based on SIMPLE. In the numerical simulation of curved part of tube, siphonic drainage tube experiment system and multi-outlet siphonic drainage system, I make research on internal velocity and press of system in different project condition by changing the tube diameter of curved part, negative press value in tube export and improving the quantity of water gutter. This thesis first adopts a method of combining archetype experiment and numerical simulation to study the siphonic drainage system, test and verify the validity of experiment and numerical simulation, and makefurther study on system, it solves the problems of limited testing conditions, and has a logical results, it can provide a valid method for optimizing and designing the drainage tube-net system. The conclusion have referring value for study and design of siphonic drainage system.
本文首先对虹吸式排水系统理论计算方法、适用范围以及注意事项做出总结,并分析了虹吸式排水系统的优势;再对虹吸式排水管道进行原型试验研究,采用不同管径不同立管高度,对系统流量、管道压强进行量测,观察了各种工况下的流态,对其水力特性进行研究分析,找出影响水力特性的落差、管径主要因素以及与排水量的关系;进一步应用计算流体力学Fluent软件,采用标准κ-ε模型与RNGκ-ε模型,计算过程应用有限体积法和二阶迎风格式对数值模型进行离散,速度和压力的耦合采用SIMPLE算法,分别对系统弯管段、虹吸排水管道试验系统、多斗虹吸式排水系统进行数值模拟分析,通过改变管段弯头处半径、管段出口负压值、增加雨水斗数对不同工况下系统内部的速度和压力进行研究;本文首次采用结合原型试验与数值模拟相结合的方法,对虹吸式屋面雨水排水系统进行研究,试验与模拟相互验证,并进行拓展,很好地解决了虹吸式屋面雨水排水系统由于试验条件限制问题,结果正确合理,为排水管网系统设计和优化研究提供了有效的方法,对工程设计有较好的参考价值。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力