gook2009 发表于 2017-2-7 19:30 结果是对的，不过-95dbm减-2.5dbm不是-97.5dbm，-2.5是2.5db才是对的。
Undo
Redo
Table
Removeformat
Autotypeset Left Center Right
FloatLeft FloatRight Orderedlist Unorderedlist
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