Video format classification and introduction
At present, video formats can be divided into two categories: local video video suitable for local playback and network streaming video video suitable for playback on the network. It is worth mentioning here: althoug…
Windowsxp commonly used commands
winver ï¼ï¼ï¼ï¼ï¼ï¼ï¼ï¼ï¼ï¼ï¼ Check the windows version
wmimgmt.msc-open the windows management architecture (wmi)
wupdmgr ï¼ï¼ï¼ï¼ï¼ï¼ï¼ï¼ï¼…
| A 20W single-ended pure Class A power amplifier circuit diagram, the circuit is very simple, and few components are use…
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