发布时间:2025-02-06 17:09:42
1、RS232接头外观图:
2、RS232直通线连接方式,网线8条线中只需要使用橙色、半橙色、绿色3条线分别连接2、3、5号脚即可,
家里顶楼露台上有一个通气孔 还有一个管子是干什么用的 准备封阳台 怎么处理好看
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