问题
填空题
串行通信协议的帧数据中包含有一个停止位,该停止位的状态应该是()。
答案
参考答案:逻辑1
串行通信协议的帧数据中包含有一个停止位,该停止位的状态应该是()。
参考答案:逻辑1
‘Who needs a shopping mall if you have Taobao?’ says Wang Lin, 28, a writer in Beijing. Taobao, China’s largest online shopping site(网站), has become an important part of Wang Lin’s life. She spends lots of money on Taobao. A growing number of Chinese Internet users like Wang have found the joy of online shopping. Most online shoppers are students or young workers. More women shop online than men. Clothing and home use products (产品) are the most popular online. It was reported that more than 250 billion yuan was spent on online shopping last year, 80% through Taobao. Taobao means ‘looking for treasure’ in Chinese. People can find almost everything they need on Taobao, from clothes to books, from candies to DVD players. You may question the security (安全) online shopping. Wang Lin said, ‘It is very safe and convenient (便利). Unless you receive the products from the sellers and are satisfied with them, the shop owner will not get the money. You can also get your money back if you want to return the product.’ Taobao: China’s 76. ___________ online shopping center
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