您想坐在家里选购称心如意的商品吗?您想同世界各地的同行交流科研成果吗?您想只花几角钱在几秒钟内把您的信件发送到远在异国他乡的朋友吗?您想……所有这些都不是幻想,而是现实或即将成为现实,这一切都应归功于互联网。那么,什么是互联网?互联网能为我们做什么?“中国建筑防? Would you like to sit at home and buy your favorite products? Do you want to exchange research results with colleagues around the world? Do you want to spend only a few seconds to send your letters to friends in a foreign country? You want ... All of these are not fantasies, but reality or imminent reality, all due to the internet. So, what is the Internet? What can the Internet do for us? "China Construction Defense?