Field teams are now being issued with special hand-held devices to record vital locust and environmental data and relay them back to their own headquarters and on to Rome in real time. 目前正在向实地小组分发特制的手持装置,用于记录关键的蝗虫和环境数据并将其实时传回其总部并报告罗马。
Transient Thermal Field Simulation Method of Relay Contacts Breaking Process 继电器触点分断过程瞬态热场仿真方法
A conventional linear collider accelerates its particles with an electric field that moves along in synchrony with the particles. There has always been a problem in using radio relay in overseas communications. 一般的直线对撞机是利用与电子运动同步的电场来进行加速。在利用无线电转播进行海外通迅方面一直存在着一个问题。
Interpretation of Partial Terms in Security Regulations on Field Work of Relay Protection and Power Automatic Device 《继电保护和电网安全自动装置现场工作保安规定》部分条款解读
In recent years, some new oilfields have been found in Jiyuan region, which has become a favourable field for reserve relay in Changqing oilfield. 姬塬地区已经发现了新的油田,它们成为长庆油田储量接替的有利区块。
Aiming at the actuality in the field of relay protection, how to use fault expert system to realize automation of relay protection was described. 针对继电保护行业现状,阐述了综合利用故障专家系统,实现继电保护自动化。
Considerable Problems about Field Application of Relay Protection for 220 kV Power Transformer 220kV主变保护在现场应用中应考虑的若干问题
Field Verification of the SF-6 Gas Density Relay SF6气体密度继电器的现场检验
So the research of motor protection has been an important topic in the field of relay protection. 因此电动机保护的研究一直是继电保护领域中的一个重要课题。
The 3D Temperature Field Analysis of Solid State Relay 固体继电器的三维温度场分析
In order to receive abnormal state information message, at the same time in order to make field operators know immediately running state of relay protection devices, usually there is an additional set& center signal screen. 为了能够在现场接收到此类异常状态信息报文,同时又为了方便现场工作人员能够及时、准确地掌握继电保护设备的运行状态,一般在现场安装有继电保护设备的配套装置&中央信号屏。
In this paper the magnetic distribution character of micro-electro-mechanical relay was analyzed by applying Biot-Savart law and integral equation method ( IEM). The results of IEM and FEM show the method which used in analyzing three-dimensional stationary magnetic field for Micro-electro-mechanical relay is feasible. 文中应用毕奥–萨伐尔定律和积分方程法,分析了微机械电磁继电器磁场分布特性,计算结果与有限元法结果进行比较,表明所用方法对于微机械电磁继电器三维恒定磁场的分析是可行的。
The method introduced in the paper can also be used to the field such as apply the relay to control the high current with light current in detecting the small signal intruments or controler intrument. 该方法对以继电器为弱电控制强电部件的各类微弱信号检测与控制仪器也同样适用。
A New Relay Method between Exchanges for Field Operation& Half Duplex Automatic Radio Relay 一种野战局间中继的新方法&单工无线自动中继
Talking about the Process Management in the Construction Field of the Relay Protection Modification Works in the Power System 浅谈电力系统继电保护改造工程施工现场的过程管理
This paper presents an intelligent system in the field test stage for on-line verification of relay settings in a sub-transmission network. 介绍了一个已投入试运行的地区电网继电保护定值在线校验智能系统。
Flow Field Designing for Air-Jet Relay Weft Insertion 喷气接力引纬流场的设计
Analysis of the magnetic field of electromagnetic system in mercury-wetted contact relay using two scalar potentials 汞润触点继电器电磁系统磁场的双标量位分析
Discussion on Analytical Method for Inner Steady Temperature Field of Hermetically Sealed Electromagnetic Relay 密封电磁继电器内部稳态温度场分析方法的探讨
Optimal allocation of field structure in different yield levels in relay intercropping of maize and wheat could be confirmed by frequency analysis. 利用频数分析法可分别确定米麦间套作不同产量水平田间结构的优化配置。
With the development of integrated circuit technique and microelectronic technique, it shows great more advantages if using special DSP chip instead of MCU in the field of microcomputer relay protection system. 随着集成电路技术和微电子技术的发展,在微机继电保护系统中采用专用的数字信号处理芯片比采用普通单片机具有更多的优点。
But in ESD immunity experiments of single chip microcomputer ( SCM) system, the minimum discharge voltage causing the same failure phenomena increases several KV after the simulator was shielded. That is, the field induced by the relay switch of simulator can affect the experimental results. 用该模拟器进行单片机系统的ESD抗扰度实验,发现屏蔽前后,同故障现象出现的最小放电电压值相差几千伏,即模拟器内部继电器开关产生的辐射场对实验结果有影响。
Optimal allocation of field structure in farmland ecosystem& a case study on Relay Intercropping of maize and wheat in the middle Liaohe Plain 农田生态系统田间结构的优化配置&以辽河平原中部地区米麦间套作为例
By making use of the rotating magnetic field, changing the inside angle of induction power direction relay, the connecting method for zero-sequence power direction relay is obtained and proves itself to be true by the experiment. 利用旋转磁场概念,通过改变感应型功率方向继电器内角的方法,论述了零序功率方向继电器的接线方式。
Aerospace relay plays an important role in the field of aerospace and defense system, Reliable prediction of aerospace relay is related to aerospace safety. 航天继电器在国防系统及航天领域发挥着重要的作用,航天继电器的可靠性预测关乎航天安全性。
Microprocessor-based relay test equipment has become essential to the field of special protective relay test equipment. 继电保护微机型测试装置已成为继电保护测试领域必不可少的专用设备。
As a new research field of changing network deployment and network architecture, wireless relay technology facilitates user equipments 'access to the network via intermediate nodes, which effectively reduces the wireless channel loss, expands the network coverage, reduces cell-edge interference and enhances the system performance. 无线中继技术作为改变网络部署和网络架构的崭新研究领域,使得用户设备可以通过中间接入点中继接入网络,能有效减小无线链路的空间损耗,扩大网络覆盖,降低小区边缘干扰,提升系统性能。
For the case that exist small field of vision overlap areas in multi-camera structures, a calculation method of coordinate mapping is proposed using temporary relay camera. 针对多摄像机搭建中存在的小视野重叠区的情况,提出了使用临时中继摄像机的坐标映射计算方法。