分批分次张拉成形
tensioning group by group and step by step
张拉成形机
stretch-draw forming machine
张拉成形技术
stressed-to form technology
板内拉张环境
extension environment within a plate
环形拉幅机
circular stretching machine
环形形变光栅
toroidally-deformed grating
矩形环形复合感应器
inductor of rectangle-cycle multiplex structure