isochrones meaning in English

等历时线
等延时线
同时到达线

Research on an isochrone approach and its shortest routing algorithms based on gis
等时线分析方法及其最佳路径算法研究
Modified isochrone method
改进等龄线法
The respective linear and nonlinear model parameters are determined according to these isochrones " elastic - plastic deformation segment
分别根据该曲线的弹、塑性变形段确定相应的线性、非线性模型参数。
Based on the feature of subgrade construction and with the analysis of the observed settlement data , a series of stress - strain isochrones are arranged in this paper
本文基于高速公路路基填筑的特点，通过实测沉降资料的分析，整理出一系列应力应变等时曲线。
In t - tia , the article takes isochrones as the form which represents traffic impact area . this article also gives practical procession method of using the software - - trips , which is a mature software in traffic planning field
为了验证基于时间的交通影响范围量化方法的科学性、准确性和可操作性，本文提出了如何利用交通规划软件trips进行计算的实际操作方法。