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（二）已满十六周岁不满十八周岁，初次违反治安管理的；
，这一点在下载安装 谷歌浏览器 开启极速安全的 上网之旅。中也有详细论述
The x86 protection model is notoriously complex, with four privilege rings, segmentation, paging, call gates, task switches, and virtual 8086 mode. What's interesting from a hardware perspective is how the 386 manages this complexity on a 275,000-transistor budget. The 386 employs a variety of techniques to implement protection: a dedicated PLA for protection checking, a hardware state machine for page table walks, segment and paging caches, and microcode for everything else.
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