看板 Grad-ProbAsk 關於我們 聯絡資訊
98年北科 find the vector potential above and below the xy plane with surface current density J=xj, flowing over the xy plane. 感恩阿! -- -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 61.216.176.67