常用函数拉氏变换对照表

原函数()ft象函数()Fs16原函数f(t)n2nn2esin(1)1tt象函数F(S)2n22nn2(01)ss1()t121()t1s3tS214eatas15eatt21()sa6sint22s17原函数f(t)n2n221esin(1)11arctantt象函数F(S)22nn2(01)sss7cost22ss8(1,2,3,)ntn1!nns9e(1,2,3)nattn1!()nnsa101(ee)atbtba1()()sasb111(ee)btatbaba()()ssasb18原函数f(t)22211sin(1)11ntnetarctan象函数F(S)1211[1(ee)]atbtbaabab1()()ssasb13esinatt22()sa14ecosatt22()sasa222(2)(01)nnnsss1521(e1)atata21()ssa