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BeCalm
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GUEST, unregistred user!
当段界限以4K为单位时，实际的段界限LIMIT可通过下面的公式从20位段界限limit计算：
LIMIT = limit * 4K + 0FFFH = (limit SHL 12) + 0FFFH
LIMIT = limit * 4K + 0FFFH = (limit SHL 12) + 0FFFH