电磁场教案

ZL+Z°tanhk<\r/l°Z0+Zntanh6^<\rGH'a=0,y=j/3,Z,“6z<=Z`qrs\rZo+ZJan6t<\r(1)uvw'Z*(z)=jZ0tanf3z\r(2)uyw':Zino(z)=-JZ0cot(3z\r(3)z{Zin=Z0\r7.6.4%&'(Pg|}\r1~d|}\r2d|}\rg€‚7.16,7.7.17,7.18,7.19\r†\r+‡ˆ‰\rŠ‹EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\rŒŽ‘(’“”)\r•22–—˜2™—š›2008œPžŸ Pž¡€¢£¤\r-4-P\r¥¦•8§8.1,8.2,8.5\r©(\r«¬­®¯°±(ª²³´µ¶·®¯¸(¹ºµ»'(¼¢+,\r†ª\r½™…†\r¶·(®¯»'(¼¢+,\r¾¿\rÀÁ\r¶·(Ãĸµ»'(³ÅÆ`\rÂÁ\r†ªÇÈ\rÉÁÇÈ»'³ÅÆ(ÌÍ`\rÊ˳´\r8.1(ßàá\r_ruJ(r'}e~ikW~r'\rA(r)=fx')------dV'\rã)=W(3`\rJ'4^-lr-r'l\r™Îw\r8.2(¶·(®¯\rϔ(\r¶·(åĸ\r³´\r“3=/æsin*"\rÐÑÒÓ\rÔÕÖ¹\rE9=/êmsin&M\rÀÁR×\r°2Ar\rØÙÂÁ\rRײÚ\rÛ¤ÜÝ\rÞEr=E.=O\r8.5(»'(¼¢+,\r1(.³Å*ï,³Å*Æ\r2(.³Å*ð,\r3.(ñò\r4(.óôð,\r5(.&\./\rg€‚EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r†\r+‡ˆ‰\rŠ‹