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World Watchers news portal2024-05-21 11:57:39【world】9People have gathered around

IntroductionThe prototype of China's self-developed and the world's first four-seater hydrogen-fueled internal c

The<strong></strong> prototype of China's self-developed and the world's first four-seater hydrogen-fueled internal combustion engine aircraft completes its maiden flight at an airport in Shenyang, northeast China's Liaoning Province, Jan. 29, 2024. (Photo/China News Service)

The prototype of China's self-developed and the world's first four-seater hydrogen-fueled internal combustion engine aircraft completes its maiden flight at an airport in Shenyang, northeast China's Liaoning Province, Jan. 29, 2024. (Photo/China News Service)

Very good!(6367)