根据How do people use the wind nowadays?和图片内容,可知需要表达的句子是"人们使用风来发电。",时态为一般现在时。故答案为They use the wind to produce electricity。 ---现在人们怎么用风?---他们利用风发电。反馈 收藏
And how much power does a wind turbine produce? Let’s find out. (Source:Green Mechanic) How Do Wind Turbines Work? From sailboats to windmills, humans have been putting the kinetic energy of wind to work for thousands of years. The mechanics behind modern wind turbines are more sophisticate...
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Do you know how much the house is worth. Don't hesitate anymore. The best time to invest is now. Employers are encouraged to B sales in the form. A travel accent is a person of business that arrange these people's holidays and then raise. Although the young man failed in starting his...
That means 80 to 90 percent of the electrical energy is transformed into work and 10 to 20 percent into heat. If a motor gets warmer than it should, efficiency decreases and energy is wasted. How much you can you save depends on size and age, on type of facility, and on scope of en...
Alternative Energy In order to provide a viable alternative to fossil fuels, many businesses are seeking to engineer alternative sources of energy that do not generate atmospheric carbon. Solar and wind power are now among the mostinexpensive sources of energy, and solar panels are affordable to U...
By how much would the installation of a single roof-mounted SWT result in a profit or loss in Berlin? Hence, the contribution of this paper is threefold: Firstly, it provides a solid framework to assess the potential of wind energy in the urban environment. The approach could also be appli...
Cannabis plants grow very fast in a short amount of time, and need a lot of energy from the light to grow and produce buds. In the wild, a cannabis plant can grow to the size of tree in less than a year, and it uses energy from light to power that growth. Many new growers who...
If you place an object like a rotor blade in the path of that wind, the wind will push on it, transferring some of its own energy of motion to the blade. This is how a wind turbine captures energy from the wind. The same thing happens with a sail boat. When moving air pushes on...
Stepping on the gas, rather than turning the key, gets the car rolling again. How much this feature will reduce pollution is the subject of debate. Some emissions systems work well at idle; others don't. Larger vehicles, including trucks and buses, as well as diesel engines, can produce ...