Release Time:2019-03-09 Hits:
First Author: 贾金青
Disigner of the Invention: 王海涛,刘春梅,孟刚
Authorization Date: 2011-11-18
Authorization Number: CN201110366521
Prev One:一种用于支护基坑侧壁的无根护壁桩及其施工方法