导线点
- 网络Traverse Point
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正确合理地考虑闭合导线连测误差的影响,有助于提高闭合导线点的精度。
It could advance accuracy of closed traverse point if we reasonably thought of the error of closed traverse s measuring of attachment .
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像控点平面及高程以航道沿线的E级GPS点、一级导线点为起算点,采用GPS快速定位法施测。
The plane position and elevation of image-controlling points are calculated by using a GPS quick-positioning method , taking grade-E GPS points along the navigation channel and grade-1 tranverse points as datum points .
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在较大范围内的GPS水准拟合中,提出并实际采用了逐点分别拟合及网格技术,它充分利用了已有的大量联测过水准的RTK一级导线点。
This paper presents a scheme for GPS leveling , in which the fitting according with point by point and the reference grid are adopted in a medium-sized region , and many first class traverse points by PTK and geometrical leveling used .
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相关平差的导线点精度
Accuracy Estimation of Traverse Points for the Correlated Adjustment
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公路测量中导线点检测方法的确定及精度分析
Determination of testing method of traverse points during highway measurement and precision analysis
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利用导线点测设圆曲线
Setting circular curve with wire points
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铁路线路缓和曲线路段附近导线点的中线投影里程计算
Mileage Calculation on the Midline Projection in Clothoid Curve near the Transition Curves Section in Railway Routes
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提出一种无需放样路线的中桩,也无需测定横断面方向,在导线点上直接放样路线边线的新方法。
A new method which neither center stakes nor cross - sectional directions about route layout side slope stakes from traverse stations , is discussed in this paper .
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应变式加速度传感器测量接触导线硬点
Measuring catenary hard spot with strain acceleration transducer
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附合导线中点点位误差及全长相对闭合差的关系
The relation of intermediate point errors of closed traverse and relative closing errors of extreme length
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基于输电线路导线悬点倾角与张力估算覆冰重量模型
A Model for Calculating Ice Weight on Transmission Lines Based on the Catenary Angle and Tension of Lines
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无限长载流直导线上点的磁场的旋度与斯托克斯公式应用问题讨论
A discussion on curl of the magnetic field on a infinitely long straight line with a steady current and the application of the Stokes formula
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改进的实验机提高了转动盘的动平衡性能和横向移动台的跟随性能,并且增加了滑板与接触网导线接触点的温度检测部分。
The testing machine improved improves the dynamic balancing performance of the rotating disk and the following performance of the horizontal platform , and adds temperature detection part of the contact point between slide contact and the catenary wire .
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针对细导线角点处特殊的电磁环境,给出了角点内外环路电场、磁场间相互作用的关系式,建立了带角点的细导线模型。
Pointing to the special electromagnetic environment of the thin line crossing point , this paper provides the interaction relational expression of electric circuit and magnetic circuit which are inside and outside the included angle , and builds on the math model of thin line with the crossing point .
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对变压器绕组内并联导线间短路点的检查与修复
Check and Repair of Short-Circuit Point between Parallel Conductors in Transformer Winding
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地形附合导线长度与点位精度的关系
The relationship of the length and location precision of the topography conforms wire
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介绍了运用高斯计来探查变压器绕组内并联导线间短路点,并对故障点进行修复的方法。
The method to check short-circuit point between parallel conductors in transformer winding by Gaussmeter and to repair fault point are introduced .
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考虑到导线可能以GPS点为起算点构成无定向导线,同时,无定向导线也适用于附和导线和闭合导线,因此,以无定向导线为基础,使导线间接平差数学模型更具普遍意义。
Mathematical model of traverse parameter adjustment based on nondirective traverse is widely used considering nondirective traverse not only suits for traverse using point of GPS as start one , but also for connecting traverse and closed traverse .
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变压器换位导线股间短路点的查找与排除
Lookup and obviation for the short circuit point between transposition wires of transformer
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为避免与其他线路混淆,应将该线束中的一个导线在其他连接点后重新压褶。
To avoid mixing up the lines , one of them should be crimped again after the other connection point .
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本文采用两种实验方法对比测量可知通常的导线连接其接触点的电阻,并由此进行分析,阐述在双电桥测量低电阻实验中四端扭接法的必要性。
Henceforth , the article analyzes the necessity of the mode of the4-terminal connection in the experiment of low resistance measurement using the double bridge .
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该方法根据模态振型最大线性无关性和较大能量分布原则可同时计算横导线和顺导线的测点优化布置。
This method can optimize the sensor placement in the direction of transversal and longitudinal wires at the same time , according to the most linear independence and greater energy distribution of modal shape .
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由于多余观测值较少,无定向单导线可靠率低且导线点的横向误差经常超限。
Due to the few redundant observations , the single non-oriented traverse has low reliability , and its lateral-errors of traverse points are always not permitted .
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本文将专门论述导线网相关平差中导线点的精度评定问题。
And it is this problem in the correlated adjustment of traverse net that is dealt with in the present paper .
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文中采用表面电荷法计算导线表面的电荷密度,然后求出导线表面各点的最大电场强度值。
The charge density on the surface of transmission lines was calculated by the surface charge simulation method and the max electric field intensity was evaluated .