As is vividly depicted by the picture above,a traveler happily starts his journey by high-speed railway from Guangzhou to Wuhan.In the year of 2009,Wuhan-Guangzhou high-speed railway went into operation,reducing travelling time from 12 hours to 3 hours,bringing much convenience to the transportation between the two cities①.No wonder the caption in the picture says “with the Wu-Guang high-speed railway,cities far away is just like a place nearby”.
Science and technology are the primary productive forces② and have been playing a key role in the national economy development.On the one hand,progress in science and technology has promoted economic and social progress greatly.Take the high-speed railway as an example.Firstly,the railway becomes a new engine③ of booming of regional economic.Secondly,the railway helps to attract a lot of tourists,so that tourism in these cities flourishes.Last but not the least,the load of the existing transportation network can be released to a great extent.On the other hand,with the development of science and technology,such as the operation of high-speed transportation,video phone,webcam meeting,the world has become smaller and smalle