The sails use the wind to make the boat move.Every sailboat has one or more sails. A sail is a large piece of cloth. It is often in the shape of a triangle. The sail is hung from a big pole, or mast (桅杆 ).The smallest sailboats have just one sail. It is on a mast at th...
What is solar power? A. It uses the force of the wind to turn turbines. B. It harnesses the energy of the sun through photovoltaic cells. C. It is generated by dams on rivers. D. It taps into the heat stored in the E. arth's crust. ...
The intelligent wind power network uses a network management and control platform to centrally manage APs, routers, and switches. It monitors and visually presents network quality in real time, providing O&M personnel with the information needed to quickly identify and rectify faults....
Wind Power •Why did you choose this product or service? What are its interesting features? I chose wind power because it is a clean source of energy and I believe that as a global economy we are very badly in need of clean alternative energy sources. The interesting features of wind po...
The history of wind power Some of the earliest mechanical uses of wind power date back to 200 BC, when people in the Middle East used windmills to grind grain and in China to pump water. Later, as early as the 12th century, windmills were utilized for industrial purposes, like draining...
must F. at least What uses the wind to get from place to place? A sailing boat! Sailing boats have big sails that (1) ___ the wind. The sails use the wind to make the boat move.Every sailing boat has one or more sails. A sail is a large cloth. It is often in the(2)___...
A wind turbine works the opposite of a 3 . Instead of using electricity to turn the blades(叶片)to make wind, it uses the wind to turn the blades to make electricity. When the wind turns the blades, the blades turn a shaft(轴)inside the turbine. This shaft is big, but turns slowly...
733.Tu Youyou and her team members even insisted on testing the medicine on themselves to make sure that it was safe. 屠呦呦与团队成员甚至坚持以身试药,以确保药物的安全性。 734.Later, the medicine was tested on mal...
The man, who uses a cane due to a longtime ___39___ (disable), is portrayed as a common hero who never bows to life’s difficulties, but struggles instead ___40___(lead) a full and meaningful village life. 【答案】...
About Wind Energy (Credit:- Freepik) Wind energy is a type of renewable energy that uses the wind’s power to generate electricity. Wind turbines convert the wind’s kinetic energy into mechanical energy, which is then transformed into electrical energy through generators. Wind energy is a clea...