Open AccessThe Optimization of Urban Expressway’s Guiding System: A Case Study of North External Ring in Ningbo
Author(s) -
佳杰 马
Publication year - 2015
Publication title -
jiao tong ji shu
Language(s) - English
Resource type - Journals
eISSN - 2326-3431
pISSN - 2326-344X
DOI - 10.12677/ojtt.2015.46013
Subject(s) - ring (chemistry) , ring road , civil engineering , transport engineering , engineering , chemistry , organic chemistry