系统出现故障时，也可以循着管路色标快速准确地查找和排除故障，具有标志明晰、简单易懂、施工简便等特点。

System failure, you can also follow the line color quickly and accurately find and troubleshooting, with signs clear, easy to understand, simple construction, and so on.

youdao

系统出现故障时，也可以循着管路色标快速准确地查找和排除故障，具有标志明晰、简单易懂、施工简便等特点。

System failure, you can also follow the line color quickly and accurately find and troubleshooting, with signs clear, easy to understand, simple construction, and so on.

youdao