差分编码同调相移键控 dbpsk differentially coherent binary psk: 差分相干二进制相移键控encoded: 编码的; 译成电码的; 译成密码的psk modulator: 相移键控调制器quadriphase psk: 四相移键控wpa-psk: 金钥下载手机词典可随时随地查词查翻译