In allusion to grooving on bar materials and tubulargoods, we developed a new kind of fully automatic grooving machine.
针对棒、管料开槽的问题，提出了一种新型全自动开槽机。
2
The onshore pipe rack tends to have few stacked layers and instead extends laterally as needed to hold the tubulargoods because space is not at a premium.
而陆地钻井由于空间不成问题，管架一般具有较少的层数，并根据需要横向延伸去存储管柱。
3
The factory is specialized in the processing of the welding tubulargoods products. At present mainly produces the boost vehicle, the motorcycle and shelf.