{"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":104,"pdf_page":120,"physical_index":120,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"274c4feac5fabfddde0adb0dc28220840728c5ddf007a2e5521eddd28e4b6f80"},"chapter":"编码隐匿在计算机软硬件背后的语言","content":"如果上面的开关闭合或者下面的开关闭合或者都闭合，灯泡都会亮。这里的关键词为“或”。\n\n电路又一次做了一个逻辑上的演示。灯泡回答了“是否有开关闭合？”的问题。下表总结了这样一个电路的工作原理。\n\n同样用0来表示开关断开或者灯泡不亮，用1表示开关闭合或灯泡亮，这个表可以写为如下形式。\n\n同样的，两个开关可以调换，因此上表也可以写为如下形式。\n\n你可能已经猜到了，这与布尔代数中的OR是一样的。\n\n这就是说，两个开关并联相当于布尔代数中的OR运算。\n\n最初当你走进宠物商店的时候，告诉店员：“我想要一只公猫，已绝育的，白色或褐色都可以；或者一只母猫，已绝育的，除了白色任何颜色都可以；或者一只黑猫。”店员会得出以下表达式：\n\n编码隐匿在计算机软硬件背后的语言\n\n104","previous_page":103,"next_page":105}