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计算机操作系统-计算机操作系统的功能[1]
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App08:49![计算机操作系统-操作系统的分类一[2]](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/11414be9b6ae409fbb05c2f206cf736b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=QN8mXiVQNStULLUVEpFrtfRMPpM%3D)
App13:25![计算机操作系统-操作系统的分类二[3]](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/97edf1db507c47fa9dd261aae2662efa~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=fiWHxUAIE5sEUiKgLlpw1OnzdSY%3D)
App09:38![计算机操作系统-操作系统的特征[4]](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/7f719dcbbae34b37ba98597437da9655~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=HvHu1%2FWYgyZZsmuYGBRLMGmffbs%3D)
App10:42![计算机操作系统-Windows7操作系统导入[5]](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/be88254e401a4b34ab6663ebe54ddd00~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=cCtObKXwXlqS62MNcbGCfaq4xmo%3D)
App10:15![计算机操作系统-Windows7操作系统窗口一[6]](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/98fcd93096f64d268e415c751b5ab34b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=skXJrZ%2BgpjdZvg4BnYw3Pk%2Fjjek%3D)
App15:12![计算机操作系统-Windows7操作系统窗口二[7]](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/77125f7fad934bba8f377b172d34e8a5~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=%2FKWrNOudWEKSYAO1WYCzvnEWgiY%3D)
App08:04![计算机操作系统-Windows7基础-对话框[8]](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/a6a30857c82c432ca753c455a28e6cc8~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=NAW0qhNCfWkTBpxg%2BbhijpypLUo%3D)
App11:20![计算机操作系统-Windows7基础-剪贴板[9]](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/bd76e8247bb248f0b23be6764d2a2c87~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=P6IY99xYycHoumrGE3mN%2BuMXWKc%3D)
App06:54![计算机操作系统-Windows7基础-桌面主要元素[10]](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/dded55d6677f4b609aa7d8f322be4810~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=2025011213160702B06E26DB107D292A9B&requestFrom=704&version_code=80402&x-expires=1768194968&x-signature=jNkbHGM7cipRLw1NQFGC3F5obw8%3D)
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