Boeing 777-200: The model of a wide-body airlinerThe Boeing 777-200, the first model in the Boeing 777 family, has won the hearts of airlines around the world with its outstanding performance and advanced technology since its release in 1990. The twin-engine wide-body airliner developed by Boeing in United States is not only an important milestone in Boeing's history, but also an important promoter of the global aviation industry.The Boeing 777-200 was designed with the A-type market in mind, with a range of approximately 3,900 to 5,200 nautical miles across the interior of the United States. It is powered by Pratt & Whitney PW4000, GE GE90 or Rolls-Royce Trent 800 engines with a thrust of more than 74,000 lbf, providing a solid guarantee for the aircraft's powerful power and stable flight. It has a maximum take-off weight of 247.21 tons and a maximum range of 9,650 kilometers, making long-distance travel easy and convenient.When it comes to passenger comfort, the Boeing 777-200 also excels. With a typical number of seats of 305 and a maximum of 440 seats, the spacious cabin and comfortable seating design make the journey enjoyable for passengers. At the same time, the Boeing 777-200 also adopts advanced noise suppression technology, which effectively reduces the noise level in the cabin and provides passengers with a more peaceful travel environment.From a technical point of view, the Boeing 777-200 was designed using CAD drawing technology, an innovation that not only significantly shortened the development cycle, but also reduced the cost. As the world's first civil aircraft designed entirely with computerized stereoscopic CAD drawing technology, the Boeing 777-200 did not use traditional drawing paper throughout the design process, thus ensuring the accuracy and efficiency of the design.Since its maiden flight on June 12, 1994, the Boeing 777-200 has been widely recognized by the market for its outstanding performance and reliable quality.