【摘要】 气动穿孔机是一种新型短距离、小直径地下施工机械。它可不开挖跨路面、铁路和河流铺设下水道,煤气管和电缆管路等,结构简单、工作方便、施工费用低。并可用作打桩、打水井等作业,其应用比较广泛。更多还原

【Abstract】 Pneumatic drifter is a new short distance and small bore underground construction machine. It can be used in the laying of sewage, gas pipe or electric cable tunnel without opening the road surface, railroad or riverbed. It is of simple construction, easy operation and low cost. It can also be used in pile-driving, well-drilling and etc.更多还原