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【简答题】
三极管的输出特性曲线可分为三个区域,即 区、 区和 区。当三极管工作在 区时,关系式△Ic=βIb才成立;当三极管工作在 区时,Ic=0;当三极管工作在 区时,Uce≈0。
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Invoice.
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Carriage.
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A.
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B.
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C.
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retransmit entire TDM frame
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【单选题】VBA中不能进行错误处理的语句结构是______。
A.
On Error Then 标号
B.
On Error Goto 标号
C.
On Error Resume Next
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