• 2022-06-01
    若[tex=1.786x1.357]TfR6nvfSU/rEPlumHtPUVA==[/tex]的波形如图(a)所示,[tex=1.643x1.357]Wfem9oxh0ZS7nZ3KGomKoQ==[/tex]的波形如图(b)所示,试概略画出信号[tex=4.143x1.357]fwKon2vYxa/Sup1lk0uykw==[/tex]的波形,并加以标注。[img=790x331]17a31acf1f97591.png[/img]