零點(diǎn)用000am還是1200am表示急謝謝大神了額12:00am表示2,007與百分之零點(diǎn)零七有啥區(qū)別百分之零點(diǎn)零七比0.07小,0.07%還要前進(jìn)兩位小數(shù)點(diǎn),為0.0007五分之三和五分之二你說(shuō)誰(shuí)大?3,QPSK信號(hào)的零零點(diǎn)帶寬怎么算采用根升余弦成形,系數(shù)為alpha,則碼元速率rs=1symbol/s第一過零點(diǎn)帶寬為(1+alpha)*rs/2http://bbs.c114.net/viewthread.php?tid=2714584,零點(diǎn)零幾怎么翻譯noughtpointnought...(英式...
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