{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"38270854-596f-4a26-8183-db8c968c6020","title":"编码 隐匿在计算机软硬件背后的语言","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121181184","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"38270854-596f-4a26-8183-db8c968c6020","id":"38270854-596f-4a26-8183-db8c968c6020","uuid":"38270854-596f-4a26-8183-db8c968c6020","title":"编码 隐匿在计算机软硬件背后的语言","normalized_title":"编码隐匿在计算机软硬件背后的语言","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121181184","isbns":["9787121181184","0123456789","6044921875","3039331000","0000000000","0000000000000"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":438,"navigation_url":"https://workshop.closeclaw.top/ai/book/38270854-596f-4a26-8183-db8c968c6020","title_url":"https://workshop.closeclaw.top/ai/title/%E7%BC%96%E7%A0%81%20%E9%9A%90%E5%8C%BF%E5%9C%A8%E8%AE%A1%E7%AE%97%E6%9C%BA%E8%BD%AF%E7%A1%AC%E4%BB%B6%E8%83%8C%E5%90%8E%E7%9A%84%E8%AF%AD%E8%A8%80","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/38270854-596f-4a26-8183-db8c968c6020/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/38270854-596f-4a26-8183-db8c968c6020/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/38270854-596f-4a26-8183-db8c968c6020","page_url":"https://workshop.closeclaw.top/api/ai/books/38270854-596f-4a26-8183-db8c968c6020/page","search_url":"https://workshop.closeclaw.top/api/ai/books/38270854-596f-4a26-8183-db8c968c6020/search"},"page":{"printed_page":191,"pdf_page":207,"physical_index":207,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"43302ce0a29b75a4ead1f3864dd76421b9da6afd6135423ca5b4a546a74d34ed"},"chapter":"编码隐匿在计算机软硬件背后的语言","content":"让我们再来看看如何把字节10110110转换成十六进制。\n\n$$\n\\frac { 1 \\theta 1 1 } { 5 } \\frac { \\theta 1 1 \\div \\theta } { 6 }\n$$\n\n无论是多字节还是单字节，我们都可以进行转换。\n\n$$\n\\begin{array} { r l } { \\underbrace { 1 8 1 1 } _ { \\mathrm { ~ \\tiny ~  ~ } } \\underbrace { 0 1 1 8 } _ { 6 } \\qquad } & { { } \\underbrace { 1 1 0 8 } _ { \\mathrm { ~ \\tiny ~  ~ } } \\underbrace { 0 1 8 1 } _ { 5 } } \\end{array}\n$$\n\n一个字节能且只能由一对十六进制数来表示。\n\n只可惜（或许你也松了口气）我们不打算用橄榄球或一打面包圈来表示十六进制数。虽然这种方案完全可行，但它不是很方便也不够正规，有时还会让人感到迷惑。事实上十六进制中缺少的6个符号由6个拉丁字母来表示，就像下面这样：\n\n0 1 2 3 4 5 6 7 8 9 A B C D E F 10 11 12...\n\n下面这张表描述了正规的二进制、十六进制、十进制转换的过程。\n\n15 字节与十六进制\n\n191","previous_page":190,"next_page":192}