trepanner
常見例句
- By improving the BTR1-PST286 wish single sucperd hydraulie trepanner made in Germany.Realize adjustable of electric line.preventing accidents of electric line or stecly line fall down.
通過(guò)對(duì)新引進(jìn)的全德國(guó)制造BTR1-PST286液壓鑽車配套單軌吊技術(shù)改造,實(shí)現(xiàn)電纜的自拉自收,避免了電纜拉脫或起吊鋼絲繩拉掉事故的發(fā)生。 返回 trepanner