The final count of blocking processes is output from this call.
阻塞进程的最后计数将从这个调用中输出。
If your traceroute results in failure, the output can lead you in the right direction-namely, which server or network equipment may be blocking your access.
如果您的traceroute导致错误，输出结果可以引导您找到问题所在—即哪个服务器或网络设备可能在阻止您的访问。
The blocking matrix of Figure 1-14 allows the connection of a single input to any single output. Therefore, only one signal path is active at any given time.
图1 14中的块矩阵可以将单路输入连接到任意单路输出，因此在任意时间只能有一个信号路径是活动的。
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