The forming accuracy of flat and round bottomed cylindrical shells formed by hydraulic counterpressure deep drawing is investigated.
本文系统地研究了平底和球面圆筒形件充液拉深成形精度。
2
It also Provides a Constant CounterPressure to the Lumbar in All Tilting Positions to Encourage Optimum and Balanced Dynamic Posture.
而椅背在任何倾仰角度下亦能让使用者提供均衡之承托力以实现分段式锁定，以确保坐姿灵活舒适。
3
The fluid surface forcing control system applied on counterpressure casting is built based on the combined digital valve as the main flow control component.