电梯导轨开裂原因分析
徐道送,叶圣渊,黄 剑,周敏捷
Cracking cause analysis of elevator rail
XU Dao-song,YE Sheng-yuan,HUANG Jian,ZHOU Min-jie
. 2018, (3): 35 -38 .  DOI: 10.13228/j.boyuan.issn1001-0777.20170093