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Q:在一些汽车样本上常看到汽车的特性曲线图,一些汽车杂志上也有类似的图,不知道那些图有什么用?是否只有专业人士才能看懂?我怎样才能看懂? 西安读者雷磊
Q: In some automotive samples often see the car’s characteristic curve, some automotive magazines have similar figures, do not know what those charts are useful? Only professionals can understand? How can I understand? Xi’an readers Ray Lei