【简答题】B Frankfurt: Renault SA Chief Executive Officer Carlos Ghosn said the future of electric cars depends on a rebound (反弹) in oil prices that may boost sales of the battery –powered vehicles he’s spendin...
【简答题】Ausubel of Rockefeller University in New York, US. says the key renewable energy sources, including sun, wind and biofuels, would all require vast 1 of land if developed up to large scale production 1...
【简答题】Close your eyes and imagine you are living in the next two centuries or more. You’ll be living in a world filled with smart robots, which will be helping you to take care of your children, or your eld...
【简答题】Future history books might record that we were robbed of the use of our eyes ,In our hurry to get from one place to another, we fail to see anything on the way, Air travel gives you a bird’s –eye view...