Release Time:2019-03-09 Hits:
First Author: Wang Zhengzheng
Disigner of the Invention: 谭岩斌,郭翔宇,张哲
Application Number: CN201410836811.5
Authorization Date: 2014-12-29
Authorization Number: CN104631498A
Prev One:一种预制装配式混凝土桥墩