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单选题
Which statement best describes echo?（）
A
Echo is the discernable leak-through of your own Rx path into your own Tx path.
B
Echo is the discernable leak-through of the packets of your Rx path into your own Tx path.
C
Echo is the nonaudible leak-through of the packets of your Rx path into your own Tx path.
D
Echo is the audible leak-through of the packets from the transmit path into your own receive path.
E
Echo is the nonaudible leak-through of the packets of your Tx path into your own Rx path.
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更多 “单选题Which statement best describes echo?（）A Echo is the discernable leak-through of your own Rx path into your own Tx path. B Echo is the discernable leak-through of the packets of your Rx path into your own Tx path. C Echo is the nonaudible leak-through of the packets of your Rx path into your own Tx path. D Echo is the audible leak-through of the packets from the transmit path into your own receive path. E Echo is the nonaudible leak-through of the packets of your Tx path into your own Rx path.” 相关考题
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Which statement best describes echo?（）A、Echo is the discernable leak-through of your own Rx path into your own Tx path. B、Echo is the discernable leak-through of the packets of your Rx path into your own Tx path. C、Echo is the nonaudible leak-through of the packets of your Rx path into your own Tx path. D、Echo is the audible leak-through of the packets from the transmit path into your own receive path. E、Echo is the nonaudible leak-through of the packets of your Tx path into your own Rx path.
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