Intellectual Olympiad in Transportation Vehicles - 2026 ongoing

Subject: Transportation Vehicles
Level: III
Category: educator
Quiz questions: in Chinese
Example question: 四冲程汽油发动机完成一个工作循环时，活塞运动的正确顺序是什么？ 压缩—进气—排气—做功, 进气—排气—压缩—做功, 做功—排气—进气—压缩, 进气—压缩—做功—排气