已调频信号为[img=362x27]1803c8bfea85474.png[/img]，调频灵敏度为2.5kHz/V，则调制信号为
A: [img=132x27]1803c8bff4fad6e.png[/img]
B: [img=132x27]1803c8c00238492.png[/img]
C: [img=123x27]1803c8c00b07873.png[/img]
D: [img=123x27]1803c8c013941db.png[/img]
E: [img=141x27]1803c8c02161833.png[/img]
F: [img=141x27]1803c8c029f7327.png[/img]
G: [img=141x27]1803c8c032ffc92.png[/img]
H: [img=141x27]1803c8c03dd67ca.png[/img]
I: [img=123x27]1803c8c04611918.png[/img]
A: [img=132x27]1803c8bff4fad6e.png[/img]
B: [img=132x27]1803c8c00238492.png[/img]
C: [img=123x27]1803c8c00b07873.png[/img]
D: [img=123x27]1803c8c013941db.png[/img]
E: [img=141x27]1803c8c02161833.png[/img]
F: [img=141x27]1803c8c029f7327.png[/img]
G: [img=141x27]1803c8c032ffc92.png[/img]
H: [img=141x27]1803c8c03dd67ca.png[/img]
I: [img=123x27]1803c8c04611918.png[/img]
举一反三
- 已调频信号为[img=362x27]1803091e60f416d.png[/img]，调频灵敏度为2.5kHz/V，则调制信号为 A: [img=132x27]1803091e69b5b72.png[/img] B: [img=132x27]1803091e7828c72.png[/img] C: [img=123x27]1803091e81454f8.png[/img] D: [img=123x27]1803091e8951fe0.png[/img] E: [img=141x27]1803091e91f672e.png[/img] F: [img=141x27]1803091e9b0feb1.png[/img] G: [img=141x27]1803091ea3e519c.png[/img] H: [img=141x27]1803091ead5b7e8.png[/img] I: [img=123x27]1803091eb5e035b.png[/img]
- 已调频信号为[img=362x27]18037444141a952.png[/img]，调频灵敏度为2.5kHz/V，则调制信号为 A: [img=132x27]180374441d1c785.png[/img] B: [img=132x27]18037444263389b.png[/img] C: [img=123x27]180374442f82c1a.png[/img] D: [img=123x27]180374443d4d2b7.png[/img] E: [img=141x27]18037444468e350.png[/img] F: [img=141x27]180374445434a48.png[/img] G: [img=141x27]1803744462baeb9.png[/img] H: [img=141x27]180374446c0ec2e.png[/img] I: [img=123x27]1803744475aa40f.png[/img]
- 已调频信号为[img=362x27]180368811fa2630.png[/img]，调频灵敏度为2.5kHz/V，则调制信号为 A: [img=132x27]180368812c5e023.png[/img] B: [img=132x27]180368813493169.png[/img] C: [img=123x27]180368813d70066.png[/img] D: [img=123x27]180368814ab5f21.png[/img] E: [img=141x27]1803688157b86bc.png[/img] F: [img=141x27]180368815f8aa65.png[/img] G: [img=141x27]18036881675e389.png[/img] H: [img=141x27]180368816f41020.png[/img] I: [img=123x27]18036881785cad3.png[/img]
- 已调频信号为[img=362x27]180381067f42402.png[/img]，调频灵敏度为2.5kHz/V，则调制信号为 A: [img=132x27]180381068ca8c16.png[/img] B: [img=132x27]180381069439b27.png[/img] C: [img=123x27]180381069c2c36f.png[/img] D: [img=123x27]18038106a90400e.png[/img] E: [img=141x27]18038106b23c39e.png[/img] F: [img=141x27]18038106ba9334d.png[/img] G: [img=141x27]18038106c3cd19a.png[/img] H: [img=141x27]18038106d1b913b.png[/img] I: [img=123x27]18038106db82ea2.png[/img]
- 已调频信号为[img=362x27]180380ddc489243.png[/img]，调频灵敏度为2.5kHz/V，则调制信号为 A: [img=132x27]180380ddd2d8489.png[/img] B: [img=132x27]180380dde18912e.png[/img] C: [img=123x27]180380ddea67fbc.png[/img] D: [img=123x27]180380ddf8413ba.png[/img] E: [img=141x27]180380de016296b.png[/img] F: [img=141x27]180380de0b980fd.png[/img] G: [img=141x27]180380de18f0f09.png[/img] H: [img=141x27]180380de21e1eae.png[/img] I: [img=123x27]180380de2b3028c.png[/img]