As for the operational compressionbar by hands, through up display screen, process of pressing commemorative coin can be seen.
手动操作压杆，并可通过上方显示屏观看冲压纪念币的过程。
2
The equipment includes the upper compressionbar (3), the lower compressionbar (4), the heater coil (6) and a working chamber (12), etc.
设备包括上压杆(3)、下压杆(4)、加热线圈(6)、工作腔体(12)等。
3
A new approximate formula for the large deflection problem of compressionbar with two ends are simply supported is obtained, by the use of Ritz-Galerkin method.