跨距

SDH自愈环的跨距和环路保护转换分析

An Analysis on the Span and Ring Protection Transform of SDH SHR

本文利用叠加原理，给出一适应于任意跨距三点弯曲V形切口梁的应力强度因子的计算公式。

A formula for calculating K1 of a V-notched beam under arbitrary span three points bending is given by the use of superposition techniques .

V形切口任意跨距三点弯曲时的K1

K_1 of a V-notched Beam under Arbitrary Span Three Points Bending

大跨距K型伸缩井架及底座试验模型设计

Design of Test Model for K-Type Wide-Span Telescoping Derrick and Its Substructure

长跨距光纤中SRS过程的数学分析

A Mathematical Analysis on the SRS Processes in Long-span Optical Fibers

阐述了基于UG铣加工过程3D跨距的原理，探讨其在曲面铣削中的应用。

This paper introduces the principle in3D Stepover of milling manufacturing process based on UG and discusses its application in surface milling .

特高压大跨距OPGW的结构设计和制造

Configuration design and manufacture of OPGW used in UHV and long span systems

以数据库为桥梁，将AutoCAD中设计的跨距值传递到参数化模型中进行参数赋值，从而实现了CAD与CAE的数据集成。

The span designed in AutoCAD is delivered to the parameterized model to be assigned , and the integration of CAD and CAE is realized .

全面考虑了共有的F型和P型两种结构型式，研究解决了直动从动杯共轭平面凸轮机构两滚子中心间的最小跨距问题。

Via considering two earn mechanisms in its entirety-the type F and type P , this paper researches and solves the minimum spanning distance problem of translating follower plane conjugate earn mechanisms .

为了能实现良好的中间跨距的分线功能，我们设计了SZ型骨架槽光缆结构&内层为SZ骨架槽，外层为SZ绞U型槽结构。

In order to realize good mid span branching , we designed a cable structure with SZ slotted rod for the internal layer .

试件在Instron万能材料测试机上测试其弯曲强度，跨距为（20.0±0.1）mm，加载速度为0.5mm/min，使用单因素方差分析对测量数据进行统计学检验。

The flexural strength was measured on Instron Universal Testing machine at a crosshead speed of 0.5mm/min . Data were collected and analyzed by ANOVA .

本文以跨距45m，输电塔高24m的某变电所出口工程的输电塔线体系为研究背景。

This article take span 45 m , the transmission tower high 24 m transformer substation export project transmission tower line system as research background .

目前，无论是用户还是生产厂家，在ADSS光缆选型时，除了提出光缆的光纤芯数之外，往往以“跨距”来定义ADSS光缆。

When the customer as well as the manufacturers selects the ADSS types , besides considering the fiber numbers of ADSS , sometimes they define ADSS type based on span .

结果：ISL脂质体的平均粒径为233.1nm，跨距为0.74，包封率为（70.8±2.5）%，稳定性好；

RESULTS : The particle size of ISL liposome was 233.1 nm and the span was 0.74 . The encapsulation rate was ( 70.83 ± 2.5 ) % and the liposome was stable .

文章重点讨论和介绍了拉曼光纤放大器（RFA）在长跨距SDH线路中的应用及产品设计中需要考虑和解决的问题，探讨了超长跨距SDH光传输系统的实现方案和测试结果。

This paper mainly presented the application of Raman fiber amplifier ( RFA ) in long span SDH line and the problems required to consider and solve in product design , investigated the realization scheme and test results of ultralong span SDH optical transmission system .

给出几种特殊图的L（0,1）-标号数，L（0,1）-边跨距的定义以及几类特殊图的L（0,1）-边跨距的具体值。

The ( 0,1 ) - labeling numbers of some special graphs are given . The definition of ( 0,1 ) - edge span is proposed and some precise values of several famous graphs are listed .

介绍一种以圆形紧压的钢芯铝绞线为线芯，以交联聚乙烯为绝缘的架空电缆的结构设计及计算，以满足35kV大跨距架空线路的应用。

The design and calculation of a new overhead cable construction using compacted round ACSR as conductor and XLPE as insulation are presented . The cable is suitable for use in 35 kV large span overhead power lines .

研究采用变跨距的三点弯曲方法测试10年生火炬松木材17号家系和50号家系的剪切弹性模量GLT，GLR值；用45°偏轴压缩法测量GRT值。

In this paper , the ten-year-old loblolly 's shear moduli , GLT , GLR , were tested by the variable span method in the three point bending experiment , while GRT was measured by a compressing test with 45 ° bias-axis .

提出在直线区段的中心锚结附近和65m大跨距内，采取不等之字值布置法和反定位装置处的水平拉杆改成压管的措施减小接触线风偏。

It proposes to adopt variable stagger arrangement and to change the horizontal tension link on push-off device into the compression link so as to reduce the deflection of contact wire in area adjacent to mid-point anchor in straight line and in large span length up to 65 m.

本文阐述了DC1500V第三轨供电系统安全性设计、跨距布置原则、端部弯头技术、网轨转换技术等工程应用关键问题，与国内同行共同探讨及研究。

In order to discuss and study together with those people working in the same field , this article researches safety design of DC 1500V third rail system , span layout principle and elbow technology on terminals as well as transition technology from headspan to rigid system .

长跨距无中继光纤传输系统的实验与分析

Experiment and analysis of long span repeaterless optical-fiber transmission systems

三支承导轨跨距的优化计算

Optional Calculation on the Span of the Three - brace Guiding Rail

调查海域东西跨距大，环境因子存在一定幅度的水平变化。

There are considerable horizontal changes of environment factors . design factors ;

汽车转向器变厚齿扇齿厚跨距半径计算的研究

A Study to Calculate Thickened-tooth Span Radius of a Motor Steering Gear

煤巷分层绞接拱极限跨距理论与应用

Application of separated layer hinged arch limited span theory to coal roadway

简化方法在管道支架跨距计算中的应用

Application of Simplified Methodology in Span Calculation of Piping Supports

机床主轴系统设计参数确定方法的探讨兼探最佳跨距的应用范围

The Research on the Method to Determine Design Parameters of Spindle System

双支承主轴部件跨距的优化设计

Optimum Design of Distance Between Two Supports of Spindle Unit

大跨距条件下自承式架空光缆的力学计算

Mechanical Calculation of Self Supporting Overhead Optical Cable for a Big Span

大跨距防腐蚀电缆桥架的安装

Installation of Long Span Bridge for Anti - Corrosion Cable