释义 |
pipe production line 基本例句 焊管生产线 The flying sawing machine is one of the key units of the straight weldedpipe production line.飞锯是直缝焊管生产线上的关键设备之一。 The formula is applied to the prebending design of large diameter weld pipe produced by UOE.预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。 |