One detail you can't see from the output is that perror() writes its message to the standard error channel (stderr); the printf() call in Listing 1 is writing to the standard output channel (stdout).
您无法从输出中看到的一个细节是，perror() 将其消息写入标准错误通道 (stderr)；清单1中的printf()调用将写入标准输出通道 (stdout)。
You can use the same channels in PHP for input, standard output, and output to the error channel, respectively.
您可以将php中的相同通道分别用于输入、标准输出和输出到错误通道。
RS(204,188)are capable of eight random error correcting which is applicable in DVB standard digital television channel error correction.
先分析了RS码的编解码原理，RS（204，188）码可以纠错8位的随机误码，适用于DVB标准数字电视的信道纠错。
Most of error code checking instruments sold in the present market can only survey the standard communication channel of telecommunication section.
误码检测器是评估通信信道性能的基本测量仪器。
Most of error code checking instruments sold in the present market can only survey the standard communication channel of telecommunication section.
误码检测器是评估通信信道性能的基本测量仪器。
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