This is called using VB API function control switch drive small programs, eliminating their own hands to drive by the trouble.

Packet : 727729用api函数控制光驱的开关.rar filelist
用API函数控制光驱的开关\Form1.frm
用API函数控制光驱的开关\工程1.vbp
用API函数控制光驱的开关\MSSCCPRJ.SCC
用API函数控制光驱的开关\组1.vbg
用API函数控制光驱的开关\工程1.vbw
用API函数控制光驱的开关

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