符号[标记]信号

mark signal的用法和样例：

例句

The sign on the design can be a signature of the signal assigner.设计图上的符号可以作为信号分派者的签名。
Then the estimated carrier signal is multiplied with the successive received signal, respectively, to demodulate the successive transmitted symbols.然后将估计的载波信号和后续接收信号相乘，解调后续发送符号。

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