图114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。
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114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。
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.
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