A displacement sensor of strain foil is designed based on the characteristic of sheet shearing and blanking process.
针对板材剪切与冲裁加工的特点，设计了一种应变片式位移传感器。
2
The force applied, forming characteristic and disfigurement are analyzed for sheet in NC spinning. The approach for preventing disfigurement is presented.
本文分析了数控旋压成形加工中薄板的变形特点及所产生的旋压缺陷，并提出了相应的预防措施。
3
The test result of the said chassis tried in the paddy field is shown on data sheet, and some tractive characteristic curves of tested track are given.