题干

如图所示为意大利科学家设计的一款应用了高空风力发电技术的“风筝”式发电装置。风筝在风力作用下,带动固定在地面的旋转木马式的转盘,转盘在磁场中旋转而产生电能,与常规风力发电装置相比,建造成本低,生产效率高,发电量有可能同核电站相媲美。该技术为新能源开发提供了新途径,下列说法中正确的是(   )。

   

A:利用高空稳定风力资源体现技术的创新性;

B:利用风力资源符合可持续发展原则;

C:开发新能源体现技术的两面性;

D:建造成本低,生产效率高,符合技术的经济原则。

上一题 下一题 0.0难度 选择题 更新时间:2012-07-04 03:19:35

答案(点此获取答案解析)

A,B,D

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    From the modern London Eye to the historic Tower of London, below are London's most visited tourist attractions. Many of London's top attractions are free, making them affordable places to learn about some culture. Whether you prefer history or modern art, you'll find it at one of these must-visit spots.

British Museum

    The world-famous British Museum exhibits the works of man from prehistoric to modern times, from around the world. The most interesting and exciting parts include the Rosetta stone, the Parthenon sculptures and the mummies in the Ancient Egypt collection. Some exhibitions require tickets.

National Gallery

    The greatest and most beautiful building of Trafalgar Square, London's National Gallery is a vast space filled with Western European paintings from the 13th to the 19th centuries. In this impressive art gallery you can find works by masters such as Van Gogh, da Vinci, Botticelli, Constable, Renoir, Titian and Stubbs. Some exhibitions require tickets.

Tate Modern

    Sitting on the banks of the Thames is the Tate Modern, Britain's national museum of modern and contemporary art. Its unique shape is due to it being a power station before. The gallery's restaurants offer wonderful views across the city. Some exhibitions require tickets.

Coca-Cola London Eye

    The Coca-Cola London Eye is a major feature of London's skyline. It has some of London's best views from its 32 capsules, each weighing 10 tonnes and holding up to 25 people. Climb aboard for a breathtaking experience, with an unforgettable view of more than 55 of London's most famous landmarks -- all in just 30 minutes!

Madame Tussauds

    At Madame Tussauds, you'll come face-to-face with some of the world's most famous faces. From Shakespeare to Lady Gaga you'll meet influential figures from show business, sport, politics and even royalty. Strike a pose with Usain Bolt, get close to One Direction or receive a once-in-a-lifetime audience with Her Majesty the Queen.