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Question summary: 奥迪2.0-TFSI发动机广泛应用于混合动力汽车，其技术特点有（ ）。: 进气歧管上有进气歧管翻板; 以上三项都是; 发动机正时采用链条传动; 采用废气涡轮增压器来实现增压
Right answer summary: 以上三项都是
Response summary:
Question state: todo