B. Wind turbines are efficient sources of cheap energy.C. A new generator will come onto the market by 2017.D. Yanez has made a generator for the benefit of people. 相关知识点: 试题来源: 解析 62.B.细节题.根据文章内容,In 2002, Spanish inventor David Yanez saw a short film about the ...
Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades (叶片) frequently kill birds and bats. A new type of wind generator developed in Spain offers a creative solution to that problem.In 2002, Spanish inventor David Yanez saw a short ...
More cheap wind turbines are key to power strategy, says HuhneMICHAEL SETTLE
When considering the cost of a wind turbine, it seems reasonable to pick one model of turbine to compare costs “apples to apples.” That alone is a daunting task, with cost estimates for off-shore wind more difficult to pin down than onshore wind, and costs of turbines designed for even...
Here’s the problem: Solar panels and wind turbines are cheap, clean, reliable sources of electricity, right up until they’re not. The sun sets; the wind flags. They can’t power an electricity grid alone. Coal and natural-gas plants can fill in the gaps today. But as ...
In places like the Midwest and along coasts, winds can provide cheap power. Another great advantage of wind power is that it is a clean form of energy. Wind turbines do not burn oil or coal and do not pollute the air. Wind is not always an ideal source of energy, however. Wind speed...
二接第5板136 big wind turbines (凤力 轮 ) are in the dry placcs of New Moxico. The 210-foot C. cost a lot of money turbines are on wind farms. These wind farms D. give people cheap electricity can bring clean energv(能 ) to many towns and( )42. Bothwell's company2to kee...
In addition to being weather-dependent, intermittent, and unreliable, wind turbines cover vast areas of land; affect scenic views and local wind flow, temperature, and moisture; kill bats and birds of prey, with no penalties under migratory bird or endangered species laws; have relatively short ...
In New York,America’s Rural Communities, like Arkwright, NY have gone on the offensive against big wind’s turbine onslaught. Andrew Cuomo, New York’s wind power obsessed Governor is determined to carpet his state with thousands of wind turbines. Faced with the threatened onslaught, and alrea...
A string of offshore wind projects meant to power Britain are in jeopardy after the global race to net zero sent costs soaring, casting doubt over the industry’s future as a cheap source of energy. A surge in supply chain costs has pushed up the price of wind turbines, while increases ...