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Intel documentation describes the 386's Protection Test Unit as a component that "implements fast testing of complex memory protection functions." It is mostly composed of a PLA (Programmable Logic Array), referred to as Test PLA by Intel, that is physically visible by its regular appearance on the die. This single piece of combinational logic replaces what would otherwise be dozens of multi-cycle conditional branches in the microcode. Instead of testing privilege rules sequentially, the microcode issues a single protection test operation, and the PLA evaluates all applicable rules in parallel, producing a complete decision in one evaluation: continue, fault, or redirect to a gate handler.，更多细节参见新收录的资料
00:56, 7 марта 2026Экономика。新收录的资料是该领域的重要参考
谷雨联合北京工商大学，基于“光学—色彩学—皮肤学”三大维度的皮肤研究模型，追踪研究国内不同地域、不同年龄段近10万例女性皮肤指标样本，结合样本呈现出的国人肌肤特点，为成分功效研究与产品研发明确了方向。，推荐阅读新收录的资料获取更多信息
Not all fonts contribute equally to confusability. The “danger rate” measures what percentage of a font’s supported confusable pairs score = 0.7: