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词汇
quadrature modulation
释义
quadrature modulation
正交调变
对两个相差的90°的载波分别进行振幅调变,再将输出合在一起传送的一种调变方式。它比相位调变或相位振幅混合调变的效率高。
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outfox
out front
outfront
outgas
outgeneral
outgiving
outgo
outgoer
outgoing
outgoing bill
outgoing group
outgoing invoice
outgoing specie point
out-group
outgrow
outgrowth
outguard
outguess
outgun
outgush
outhaul
outhouse
outing
out in the cold
outland
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更新时间:2025/7/2 7:58:20