According the structure characteristics of oil fillingpipe, combining production experience, designed expanding and necking die.
针对加油管的结构特点,结合企业生产经验,给出了连续扩。
2
Assimilating the fillingpipe to a grounded conductor at the axis of the vessel, the electrostatic boundary problem is solved analytically.
将鹤管等效为储罐对称轴上的接地导体,推导了静电场边值问题的解析解。
3
The utility model discloses a water-pressure pipeline dredger, which comprises a water fillingpipe, a water inlet pipe, and an elliptical ball-shaped capsule.