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- Inverts the current field dominance of a selected clip. 反转被选择片段的当前场优势.
- The Electric potential of a conductor ball in the electric current field of a point source is derived. 推证了点源电流场中导电球体内、外的电势分布规律
- The basic theory of edge element method and its application in 3-D nonlinear eddy current field are researched in this paper. 本文对棱单元法的基础理论及其在三维非线性涡流场的应用进行了研究。
- Solving the 3D eddy current field problem with the edge finite element method in terms of the non-gauged variable results in a singular matrix equation. 应用棱单元法的三维涡流场问题中,若不对未知量进行规范,将得到奇异方程组。
- The synchronistical measurement for marine pipeline lifting force and surrounding current field in wave field was carried out by introducing a PIV system method. 在波浪场中,利用PIV装置进行水平输油管线升力及其周围流场的同步测量。
- The AMF distributions on the plane of contact plate and mid-gap plane under eddy current field are similar with distributions under magetostatic field when current is peak. 在涡流场下,当电流处于峰值时,纵向磁场在触头片上的分布和触头间隙中心平面上的分布与静磁场作用下相似;
- A new wireless remote control technology is introduced based on hawser current field The communication theory and the electrical model were illuminated and derived respectively. 一种基于悬索电流场的无线遥操作技术,详细对其原理和电路模型进行了说明和推导,总结基于此原理设计的悬移质采样器的工作情况。
- There are a peak and six secondary peaks of AMF on the plane of contact plate and a peaked tent appeared on the mid-gap plane under eddy current field when current is zero. 在电流过零时,纵向磁场在触头片中心形成一个最高峰,在最高峰周围形成6个次高峰;
- From electromagnetics point of view, this paper discusses the condition forelectromagnetic field of formation dip logging model to be approximately stable current field. 本文从电磁场的角度,讨论了地层倾角测井模型的电磁场近似为稳恒电流场的条件。
- The trial system is currently fielded at Dreux AB. 该系统的实验型号当前部署在杜勒克斯空军基地。
- Combining with the concrete industrial task, the basic theory of edge finite element method and its application in 3-D nonlinear eddy current field and loss are deeply researched in this paper. 本文结合具体的工业课题,主要进行了棱边有限元法的基础理论及其在三维非线性涡流场及损耗问题中的应用研究。
- The duration variation of the current field induced by SE wind of 6? m/s and the characteristics of stable flows under the action of wind of 4? m/s in 6 directions, including E, W, S, N, ESE, and WNW, were studied. 应用浅水湖泊风生流计算的二维有限元数学模型;对玄武湖风生流进行了数值模拟;并研究了玄武湖6m/s东南风风生流的历时变化特征及4m/s6种风向(E;W;S;N;ESE;WNW)下的稳定风生湖流特征.
- Influenced by the alternating current field, except that a little of eutectic iron-phase still is the acicular structure, the most of eutectic iron-phase of the Al-20Si-5Fe-Mn alloy is refined into tiny particles which is segregated. 在凝固过程中,对合金熔体施加交流电场,Al-20Si-5Fe-xMn合金中少量的共晶富铁相仍为细长的针片状,大部分共晶富铁相转化为细小的颗粒状,出现局部偏聚的现象。
- It is experimentally shown that temperature and static electrical field (or dir-ect current field)play important roles in the nonlinear polarization of silica andthere is a temperature threshold. 实验研究表明:石英玻璃的非线性热极化在很大程度上取决于极化的温度和静电场(或直流电场),并有一温度阈值。
- In order to develop the visualization technique for alternating current field measurement (ACFM), the application basis of ACFM was investigated with a numerical simulation method. 基于开发交流电磁场检测(ACFM)可视化技术的需要,采用数值模拟方法对ACFM技术进行了探讨。
- The eutectic lamellas distance decreased first and then increased due to the direct current field treatment, and the eutectic lamellas were in disorder with the treatment of strong current density. 直流电场作用后共晶片层间距经历了一次先减小后增大的过程,并且在较大的电流密度时共晶片层开始发生紊乱;
- The eutectic lamellas distance decreased first and then increased due to the direct current field treatment,and the eutectic lamellas were in disorder with the treatment of strong current density. 直流电场作用后共晶片层间距经历了一次先减小后增大的过程,并且在较大的电流密度时共晶片层开始发生紊乱;
- The N-S and Possion equations were calculated by using the velocity and pressure modification method at the same time.The surrounding current field at lower Renold number was then obtained. 同时采用速度压力修正法求解N-S方程和泊松压力方程,得到了雷诺数较低条件下的水平输油管线周围的流场分布。
- The tidal current fields , water-level fields and residual current fields of spring, mean, and neap tides are simulated. 并模拟了大、中、小潮三种潮汛条件下的潮流场,水位场及余流场。
- It is found that the distribution tendencies of these parameters were similar and corresponded to the geostrophic current fields. 研究结果表明,上述诸要素的分布趋势是一致的,且与地转流场相对应。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries