The fans connected to the vents are located under the ventilation shafts and connected to the trackway or platform. 通风口的风扇现设于通风井之下,与路轨和月台连接。
This machine combining respectively with flexible trackway and rigid straight trackway is used to weld the dome and vertical wall of a storage tank, and the result is satisfactory. 该设备配以柔性轨道、刚性直轨道,分别焊接了储罐的弧形拱顶和立缝,取得了满意的效果。
Dual trackway makes the transverse span also large. 双股道使横向跨度也大。
The pterosaur trackway is quadrupedal, with wide gauge. 翼龙足迹为四足行走,行迹宽。
This car moving table is designed according to the existing condition of shallow pit and requirements of heavy load, dual trackway in the factory. 本移车台是根据工厂现有浅地坑条件和大载重、双股道要求而设计。
Technology of Keeping the Car-hindering Device Under the Trackway Often Close in Slope Lane 斜巷轨道阻车器常闭技术