哪位能帮忙分析一下下面的错误。。。多谢

shmilyshenzhen

跟着书做的第一个例子就出现了这么多问题，希望高手解答。
Rotational_actuator (C:/Documents and Settings/Administrator.CHINA-88CA97185/My Documents/Ansoft/)
  MaxwellDesign1 (Transient)
    [error] Illegal external terminal 'CoilTerminal1': An external terminal must border the edge of the problem region and coincides with the surface of a 3D object. (9:46 下午  九月 26, 2010)
    [error] Illegal external terminal 'CoilTerminal2': An external terminal must border the edge of the problem region and coincides with the surface of a 3D object. (9:46 下午  九月 26, 2010)
    [warning] Excitation 'CoilTerminal1': Unexpected unit type on the value field. (9:46 下午  九月 26, 2010)
    [warning] Excitation 'CoilTerminal2': Unexpected unit type on the value field. (9:46 下午  九月 26, 2010)
    [warning] Save fields time should not be greater than the Stop time. (9:46 下午  九月 26, 2010)

happyleaf

这个应该是做的一个周期模型，线圈的terminal必须和边界重合才行。2D图在同一个边上，3D图在同一个面上
保存的场的时间应该小于计算截止时间