Release Time:2019-03-09 Hits:
First Author: Hongnan Li
Authorization Number: ZL 201610445492.4
Prev One:一种用内钢管吊装和运输圆石柱的方法
Next One:一种利用压电陶瓷传感器的钢管混凝土拱桥拱肋钢管混凝土灌浆密实性监测方法