69.下面那一方法不常見於電子環境控制器(electronic aids to daily living, EADL)訊號傳輸的方式?
(A)電線(house wiring)
(B)無線調頻(radio frequency waves)
(C)超音波(ultrasound waves)
(D)高速傳輸記憶卡(SD card)
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統計: A(81), B(30), C(401), D(905), E(0) #2097368
統計: A(81), B(30), C(401), D(905), E(0) #2097368