问题描述:
the invention of wireless signal transmission is attributed to
a.N.tesla
b.G.moore
c.A.G.bell
d.L.Tovralds
哪个是正确的啊?
a.N.tesla
b.G.moore
c.A.G.bell
d.L.Tovralds
哪个是正确的啊?
问题解答:
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