铣头倒棱机是高频直缝焊管生产线上的关键设备之一.The milling and chamfering machine a key unit in the longitudinally welded pipe production line.倒棱增加物的塑造在自动制冷管的范围内、接头螺栓的座套表面.Addition of chamfering shape on seating surface of joint bolt at atf co...
There is a standard form of oath used in lawcourt.法庭中使用的誓词有褂讪的格式.He brought an action against her , ie sought judgement against her in a lawcourt.他起诉她了....