Win7下通讯等控件注册方法
1.ocx文件夹内的控件要拷贝到windows/system32下面
2.在电脑的开始--附件--命令提示符 右键‘以管理员身份运行’
3.出现命令提示符后，输入regsvr32空格加控件名（如regsvr32 w4commsv2.ocx）回车
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