Assimilating the filling pipe to a groundedconductor 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。
2
COAXIAL cable, an electrical cable usually connecting an antenna with a receiver or transmitter. The cable has an inner conductor and an outer grounded shield.