Application of GIS in Selection of Line Path During Electric Power Line Surveys in Three-Dimensional Transmission Line 三维送电线路GIS系统在电力线路勘测路径选择中的应用
Overall layout and equipments selection of production line of ducks and geese 鸭鹅加工生产线总体工艺布局及设备选型
The problems about the selection of spectral line for determination of nitrogen, the analytical conditions of nitrogen, the preparation of analytical sample, the effect of co-existing elements and the calibration curve of nitrogen are discussed. 文中对测定氮的光谱线的选择、氮的分析条件、分析样品的制备、共存元素的影响和钢中氮的校准曲线的拟合等问题进行了讨论。
The operating characteristics, including selection of analytical line and RF power, and performance comparison with hydride/ vapour generator and pneumatic nebulization have been studied. 进行了分析线,正向入射功率的选择及氢化物发生系统和气动雾化系统的性能比较等实验。
These loci might be used as assistant markers for early selection in line breeding of ultra-fine wool sheep from Alpine type Chinese Merino. 部分位点可为中国美利奴高山型超细品系培育的早期选种提供辅助依据。
Discussion on Selection Line for Convey Coal Pipe under the Different Terrain Condition 长距离输煤管道线路在不同地形条件时的选线
In this paper according to electric wiring features of fire control equipments in large emporiums its wiring requirements and type selection of distribution line are analyzed. Practical measures are also proposed for power distributing system design of various fire control equipments in large emporiums. 介绍了大型商场消防设备的电气配线特点,并对其消防设备耐火耐热配线的要求和配电线路的选型作了分析,提出对大型商场内各类消防用电设备配电线路设计的具体措施。
The new configuration is theoretically analyzed according to the technique selection of pickling line and cold rolling mill. 根据酸洗线、冷轧机工艺选择,对新的配置进行了理论分析;
Study on the New Method of the Fault Phase Selection for Transmission Line 输电线路故障选相新方法的研究
Elimination et choice translating reality ( ELECTRE) and its application in optimal selection of line schemes 消去与选择转换法优选线路方案
Discusses the selection line methods of convey coal pipe of long distance, from the angles of selection line principle, and the basic data to collect, etc. 本文从选线的原则、选线需搜集的基础资料等角度,论述了长距离输煤管道线路的选线方法。
Systemically summarize the application situation and development trend of optimal selection of transmission line, by contrasting transmission line, road and pipe, replant and optimize the election models and methods of roads and pipes, establish the election models and methods of transmission line. 系统总结送电线优选的应用现状和发展趋势,通过与铁路、公路、管线等选线对比,移植和优化已有的选线成功模型和方法,形成适合川西条件的送电线路优选方法和模型;
This paper introduces the developing trend about the voltage of power supply, the junction style of distribution net and the selection of distribution line in developed town district, it also introduces the selection of electric apparatus and the junction style at distributing station. 本文介绍了现代化小区供电电压的发展方向,小区配电网的结线方式及配电线路的选择以及小区开闭所、配电所结线方式及元器件的选择。
Discussion on Selection Line for Convey Coal Pipe 浅谈长距离输煤管道线路选线煤的变质作用雏议
Selection of Line ( Phase) Spacing in Span Centrality of Compact Transmission Line 紧凑型线路档距中央线(相)间距离的选取
Selection of Transmission Line Models for Travelling-Wave Protection Studies 行波保护研究中输电线路模型的选择
During systematic marine regional geologic investigations, the Netherlands has used various geophysical surveying methods, and created some new ways of method selection, survey line deployment, data processing and mapping. 在系统开展海洋区域地质调查的过程中,荷兰广泛使用了各种地球物理调查方法,并在方法选用、测线部署、资料处理和图件编制等方面有许多独到之处;
The application of ICP-AES in the analysis of iron and steel has been reviewed, including common application, interferences, the corrections of interferences and the selection of analytical line, calibrations and their accuracy, and brief introductions of solid sampling. 本文就ICP-AES法在钢铁及其合金分析中的一般应用、干扰、干扰的校正与谱线的选择、校准技术和测定准确度以及固体进样技术进行了评述。
Selection of Transmission Line Models Used in Power System Transient Simulations 电力系统暂态仿真中输电路模型的选择
But as a result of the operation characteristic of the low current grounding system, the selection of faulty line when the single-phase fault happens in the system is a difficult problem that have not been solved during these years. 但由于小电流接地系统运行方式的特点,小电流接地系统发生单相接地时的故障选线,是多年来一直未能很好解决的一个难题。
Since the multi-split conductors are adopted in domestic compact transmission line of single circuit, the selection of line ( phase) spacing in span centrality becomes the one of key problem of deciding the technical parameters of compact transmission line. 目前国内采用的单回路紧凑型线路相导线分裂根数多,线(相)间距离小,因而档距中央线(相)间距离的选取就成为决定紧凑型线路技术参数的关键问题之一。
Methods The spatial distribution of the compositional elements in incipient enamel caries was obtained by spot selection, line and map analyses with electron probe microanalysis technique ( EPMA). 方法应用电子探针微区分析(EPMA)技术对初期釉质龋中化学成分的空间分布进行选定微区、线扫描及面扫描分析。
The selection of spectral line, the analytical conditions, the calibration curve and the sample analysis were discussed. 并对测定氮光谱线的选择、氮的分析条件、校准曲线的拟合及样品分析等问题进行了讨论。
The quality requirement of raw materials, production technology specification requirement, equipment selection and assembly line, production process key control point requirement and test of products requirement had been confirmed. 确定了原材料质量标准、生产工艺技术参数、设备选型及流水线配套、生产过程关键控制点及产品检验标准。
Including the selection of network elements, amplifiers and dispersion compensation module selection, line protection and service protection methods mode. 其中包括网元的选择,放大器和色散补偿模块的选型,线路保护方式和业务保护方式等。
Ability to structure individual with organizational selection in line with the standards of the people needed, including the completion of work objectives with the necessary knowledge, skills and professionalism. 能力结构是个体所具备的,是组织选拔符合需要人才的标准,它包括完成工作目标所必要的知识、技能和职业素养。
The method, which is based on sequence components occurred in fault, combined with sequence voltage, sequence power direction and sequence current differential principle to determine the faults, includes three stages: the fault bus determination, selection of fault line and fault zone. 该原理以故障时出现的序分量为基础,通过序电压、序功率方向和序电流纵联差动来判别故障,包括故障母线确定、故障出线选取以及故障区间选取三个阶段。
Secondly, the selection of transmission line failure rate based on the fuzzy differences degree and prediction of reliability original parameters based on optimized GM ( 1,1) were mainly studied. 然后重点研究了基于模糊差异度的输电线路故障率的选取和可靠性原始参数的优化GM(1,1)预测。
Successful experience includes: ① selection in line with market demand, from the initial project project has attracted business intervene, common research and development. 成功的经验包括:①选题符合市场需求,从项目初始立项起就吸引企业的介入,共同进行研究和开发。
Aiming at the deficiency of information fusion with fuzzy theory, this paper proposes a continuous selection line program using evidence theory to fuse steady-state and transient fault information. 针对模糊理论对信息融合的不足,论文通过对故障测度函数的改进构造了各种故障信息的基本信度分配函数,进一步提出了采用证据理论对稳态和暂态故障信息进行融合的连续选线方案。