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(,457000)(:2002205213),.;DISCUSSIONONMAXWELLEQUATIONSChenJunhua(PuyangEducationCollege,Henan457000)AbstractThisarticleintroducedtheorigin,statementandimportanceofMaxwellequations.ItisusefultotheteachingofMaxwellequations.KeyWordsMaxwellequations;electromagneticfield1864128,(18311879).1865.,,20,.19,.:,,19.,.(),,,.,..1,.:(),,;,.81Vol.12No.42002.22.1¨D=¨E=-9B9t¨B=0¨H=j+9D9t,j;9D9t.,..2.2SDdS=qLEdl=-S9B9tdSSBdS=0LHdl=Sj+9D9tdS,,.,:D=r0EB=r0Hj=Err,.j=E.2.3,,.,.:n(D2-D1)=n(E2-E1)=0n(B2-B1)=0n(H2-H1)=in,12;;i.91Vol.12No.420023,,(),,..,.3.1:¨B=0j+009E9t(),¨(¨B)=0¨j+0099t(¨E)¨(¨B)00¨j+0099t(¨E)=0¨E=/0,00¨j+99t=0(),,.3.2,,(=0,j=0):¨E=-9B9t¨H=9D9t¨D=0¨B=0,.,D=0E,B=0H.:¨(¨E)=-99t¨B=-0092E9t2(1)¨E=0¨(¨E)=¨(¨E)-¨2E=-¨2E(1)E¨2E-0092E9t2=0(2),E,B¨2B-0092B9t2=0(3)c=100,EB¨2E-1c292E9t2=0¨2B-1c292B9t2=0(4)(4),,c,,,,.,,.,.[1]..1.:,1979[2]..,198802Vol.12No.42002