1、 Classified by the ways of cooling: the internal combustion engine can be divided into ( ) and ( ) based on the ways of cooling.
出自:乐山师范学院汽车专业英语

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块