| 摘要 |
A grout pouring member (1) is made of a pouring pipe (11) and a packer (20). The pouring pipe has longitudinal discharge holes (111). The inflatable packer envelops the pouring pipe. The front of the packer is closed seamlessly. And a grout inlet pipe (141) and a tension member (12) are inserted in the rear of the packer.
|
