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5.端口NAT在实现多个内部地址对一个外部地址的映射中,是通过“IP地址+端口号”的方式来区分不同地址的。()

A. 对
B. 错

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占空比型电磁阀式怠速控制执行机构中电磁线圈的驱动电流为ECU送来的占空比信号。

A. 对
B. 错

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At
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A. watched
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A. not drive
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