最大坡度

论文的研究及系统的开发，对于提高客运专线最大坡度方案的评选工作的科学性有着十分重要的实用价值。

The study of paper and the development of system have an important practical value for enhancing scientific in evaluation work of maximum gradient scheme of passenger dedicated line .

针对我国烟台至大连铁路轮渡建设中栈桥所应采取的最大坡度进行了研究，阐述最大坡度的计算原理并推导出最大坡度的计算公式。

A study was made on maximum gradient of ferry trestle bridge for Yanda Railway . The principle of max. gradient computation is described and the formula for computation of maximum gradient is derived .

首次滤波时以较小的坡度阈值得到初始DEM，计算其最大坡度值，以最大坡度值作为第二次滤波的坡度阈值，一定程度上解决了坡度阈值选择的自适应问题。

Initial DEM in first filtering is produced with smaller slope threshold , and then calculate the maximum slope . The maximum gradient value is used as the slope threshold of the second filter to solve the adaptive problem .

拖拉机集材道最大坡度和最大坡长的探讨

Discussion on maximal gradient and slope length of Tractor Skidding trail

客货共线铁路隧道内最大坡度设计浅析

Analysis of Design of the Maximum Track Gradient in Tunnel for Mixed Passenger and Freight Railway

该线位于天津市繁华的海河经济圈内，沿途控制点繁多，最大坡度的选择对工程建设及运营期间的投资和安全影响均很大。

The line is located in flourishing Haihe economic zone in Tianjin with many controlled spots , so the construction investment and traffic safety are affected very much by the maximum grade .

在最大坡度角的探讨中，分别讨论了满足列车停站后顺利起动和停站不溜逸两个条件下的不考虑风力和考虑风力影响情况下的临界坡度角的取值。

In the maximum slope angle , discussed to meet the train stops after the smooth start and stop without sliding under two conditions of considering of the wind effects and not in case of critical slope angle .

城轨磁浮线路纵断面参数主要包括最大坡度、最小竖曲线半径、最小夹坡段直线长度以及最小坡段长度。

The profile parameters of maglev urban rail line are mainly about the maximum gradient , the minimum radius of vertical curve , the minimum length of straight line between two adjacent gradients and the minimum length of gradient section .

动力性各项评价指标的计算，包括最高车速、最大爬坡度、加速性能、动力因素；

The tractive performance calculation mainly includes the maximum speed , the maximum climbing degree , acceleration capability and dynamic index .

坡高h不变时，坡角避开冲蚀强度最大的临界坡度为25.9°；

With the constant height , avoiding the maximum erosive intensity critical angle 25.9 ° .

通过速度折减量与坡长之间的关系曲线，提出基于运行速度差和满足公路服务水平要求的各级公路最大纵坡坡度与坡长限制值。

By analyzing the relationship between speed loss , speed discount in different gradient and grade length , the paper also brings forward the maximum longitudinal gradient and grade length limit .

由实验与理论分析可知，森林火灾一旦蔓延进入山坡之后，在大约1到2min之内，火蔓延的加速度很快达到最大值，随着坡度的增加，火蔓延加速度达到最大值所需要的时间减少。

According to the theoretical analysis and experimental results , when the forest fire enters a mountain slope from a plain , the acceleration of fire spread reaches its maximum in 1 or 2 minutes , then the acceleration begins to wane .

计算结果表明，动力波模式的最大流速对应的坡度约为35°，而运动波模式的最大流速对应的坡度约为45°。

Numerical results indicate that each model predicts a different slope gradient corresponding to the maximum rill flow velocity . For the dynamic wave model the maximum velocity takes place on a 35 ° slope , and for kinematic wave model it is 45 ° .