全加器 Si和Ci的表達式

比哈工大出版的教材詳細轉自：https://books.google.co.kr/books?id=DOd3shQqAccC&pg=PA208&lpg=PA208&dq=%E5%9B%9B%E4%BD%8D%E4%B8%B2%E8%A1%8C%E8%BF%9B%E4%BD%8D%E9%93%BE+%E5%9B%BE&source=bl&ots=LFWpk_JFtK&sig=5dp0Pp4jX4OuDkZ5Wk-16i0qcz0&hl=zh-CN&sa=X&ved=0ahUKEwjQ967w5L3QAhWDzbwKHbZuD3UQ6AEIGzAA#v=onepage&q=%E5%9B%9B%E4%BD%8D%E4%B8%B2%E8%A1%8C%E8%BF%9B%E4%BD%8D%E9%93%BE%20%E5%9B%BE&f=false