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.
通过对新引进全德国制
BTR1-PST286液压钻车配套单轨吊技术
,
现电
自拉自收,避免了电
拉脱或起吊钢丝绳拉掉事故
。